Vehicle report
Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
MI26-00
The gasket thickness was increased from 1.5 mm to 3 mm to prevent interference between the collar ends, which previously made it impossible to reach the specified tightening torque. Increasing the gasket thickness ensures sufficient clearance between the collar ends and thus guarantees optimal tightening.
IS-23019A
Sway bar collars improvement. Revision A : Add front sway bar support replacement and change bolts lenght.
IS-23019
SWAY BAR COLLARS IMPROVEMENT
IS-22106
H3 LAVATORY FAN RETROFIT KIT
IS-18106
KIT POWER STEERING TANK CONVERTION CUMMINS TO ZF WITH D13 ENGINE
MI16-32
Improved bearings are now available to replace the original bearings used on some Prevost vehicles idler pulleys.
IS-19900J
ELECTRIC FAN DRIVE COOLING SYSTEM CONVERSION WITH BOSCH ALTERNATOR. REVISION : J - Note added regarding power cable connection
IS-19910i
ELECTRIC FAN DRIVE COOLING SYSTEM CONVERSION WITH DELCO REMY ALTERNATOR. REVISION : i Note added regarding power cable connection
IS-21072B
STEERING GATEWAY. Revision B - PIN 2 and 10 were inverted on connector A139
MI22-12B
Air Tanks Draining Sequence. Revision: B - General Update
MI22-12A
Air Tanks Draining Sequence. Revision: A - Erroneous Secondary & Accessory tanks location.
MI22-12
Air Tanks Draining Sequence
IS-17151C
Halogen to LED fog light replacement kit. Revision: C - Advanced kits canceled
IS-22902
TAG AXLE HUB FLANGE - ALTERNATE CAP SCREW
IS21-072
STEERING GATEWAY, revision A : Cancel watch dog removal from EFD part of the instruction
MI20-08C
STORAGE AND STARTUP GUIDELINES : part number updates
IS21-072A
STEERING GATEWAY Revision A Cancel watch dog removal from EFD part of the instruction
IS20-925A
CENTRAL HVAC MERV FILTERS INSTALLATION
IS20-932A
H3 SERIES ENVIROCARE - IONS AIR SANITIZER
MI18-16B
BOSCH HD10 ALTERNATOR DIAGNOSTIC GUIDE Revision B To avoid replacement of alternators that are in fact in good working order, perform the steps which follow to help you perform a more precise diagnosis.
MI21-06
Diesel Exhaust Fluid ( DEF ) Contamination In Fuel System, Inspection And Repair â From US10 to newer engine generation
is_20089
LAVATORY COMPARTMENT SLIDING DOOR LATCH IMPROVEMENT
Mi21-07A
RONT & TAG AXLE â UNITIZED HUB BEARING END PLAY VERIFICATION AND REPLACEMENT
IS-18042
EBERSPACHER PREHEATER INSTALLATION In replacement of Spheros & Valeo preheaters
IS-08080B
Sound Selector replacement, VSS04 to VSS05; When replacing a vehicle sound selector model VSS04 with a new sound selector model VSS05, an interface harness is required to connect the vehicle harness to the new sound selector model and a new VSS05 compatible radio unit must also be installed. This procedure describes the steps required to perform this update.
IS-20932A
H3 SERIES ENVIROCARE - IONS AIR SANITIZER REV A
IS-20925A
CENTRAL HVAC MERV FILTERS INSTALLATION REVA
IS-20932
H3 SERIES ENVIROCARE - IONS AIR SANITIZER
IS-18091A
TIE ROD 610052 FIRST INSTALLATION INSTRUCTIONS: Use these instructions when replacing the drop joint tie rod on S82, S84 / S84U I-beam axles. The new tie rod will be adjusted to the length of the original; however, a steering alignment needs to be performed after replacement.
IS-20025A
PREVOST AWARE ADAPTIVE CRUISE BRAKING (ACB) â FLR10 TO FLR21 RADAR SENSOR UPGRADE APPLICABLE TO: H3 SERIES VEHICLES EQUIPPED WITH ACB SYSTEM FLR10 RADAR SENSOR
MI20-19B
INTRODUCING A NEW ENGINE COOLANT INTO PREVOST SERVICE CENTER NETWORK
MI20-19A
Rev A: Mention added concerning DDC Series 60 engine SCA requirement
MI21-01
VOLVO I-SHIFT TRANSMISSION REPLACEMENT - DIFFERENCE BETWEEN CONNECTIONS AT THE TOP OF THE OIL FILTER HOUSING
MI20-19
INTRODUCING A NEW ENGINE COOLANT INTO SERVICE
MI02-17A
Revision : A Torque value reduced
MI18-02A
ENGINE OIL & FILTER CHANGE INTERVALS - VOLVO D13 ENGINE, FROM US10 Revision: A Updated for OBD20 engines
IS-19165A
LAVATORY FAN RETROFIT KIT Applicable for H3 Series coaches from R-1012 (1994) Revision A: Added installation detail at step 8
IS-20923
H3 DRIVERâS PARTITION LITE INSTALLATION
IS-20922
SIGMA PASSENGER SEATS PARTITION KIT
MI20-08B
STORAGE AND STARTUP GUIDELINES Revision: B Parts added to Suggested Material 08-10-2020
P040200
Engine Exhaust Gas Recirculation Differential Pressure - Mechanical system not responding properly US13 â US20 Emissions
U17_P040200
Engine Exhaust Gas Recirculation Differential Pressure - Mechanical system not responding properly US13 â US20 Emissions
MI20-12
JERKY, NOISY OR HARD TO TURN STEERING GEARBOX. HYDRAULIC END LIMITER ADJUSTMENT. All models â equipped with RB Bosch/ZF Servocom or Servocomtronic steering gearbox
IS-09900i
ELECTRIC FAN DRIVE COOLING SYSTEM CONVERSION WITH BOSCH ALTERNATOR Revision i: Parts obsolete: 050303, 391028, 562112 Replaced by: 830165 24V RED TELLTALE LIGHT MODULE QTY: 1x 381594 BRACKET, TELLTALE QTY:1x 561540 TAB TERMINAL, ST,16-14,1/4 INS QTY: 2x New holes drilled for cooling pack relocation
IS-19910H
ELECTRIC FAN DRIVE COOLING SYSTEM CONVERSION WITH DELCO REMY ALTERNATOR Revision H: Parts obsolete: 050303, 391028, 562112 Replaced by: 830165 24V RED TELLTALE LIGHT MODULE QTY: 1x 381594 BRACKET, TELLTALE QTY:1x 561540 TAB TERMINAL, ST,16-14,1/4 INS QTY: 2x New holes drilled for cooling pack relocation
MI20-08A
STORAGE AND STARTUP GUIDELINES: Rev A: 21516229 replaced by 23381562 20523393 replaced by 21454749 800383 removed 611471 replaced by 611360 70376808 replaced by 21036050 21396642 replaced by 20967831
IS-20906
Plexiglass Shield Behind Driver H3 Series
MI20-09
PREVOST VEHICLE DISINFECTION PROCEDURE Revision A
IS-20905
HAND SANITIZER DISPENSER INSTALLATION
MI20-08
STORAGE AND STARTUP GUIDELINES - ALL PREVOST VEHICLES & VOLVO 9700
P029800
Repair instructions to address fault codes P029800
P052400
Repair instructions to address fault codes P052400 Engine Oil Pressure Too Low
P054415
Repair instructions to address fault codes P054415 Exhaust Gas Temperature Sensor Bank 1 Sensor 1 - Circuit Short To Battery or Open
P105998
Repair instructions to address fault codes P105998 Gearbox Oil Temperature Sensor - Component orsystem over temperature
P107017
Repair instructions to address fault codes P107017 Gearbox Brake Valve (VAGB) - Circuit voltage above threshold
P107575
Repair instructions to address fault codes P107575 Clutch System - Emergency position not reachable
P10CE97
Repair instructions to address fault codes P10CE97 Reductant Return: No Flow Detected - Componentor System Operation Obstructed or Blocked
P203115
Repair instructions to address fault codes P203115 Exhaust Gas Temperature Sensor Bank 1 Sensor 2 - Circuit Short To Battery or Open
P203F00
Repair instructions to address fault codes P203F00 Reductant Level Low
P204713
Repair instructions to address fault codes P204713 Reductant Injection Valve Control Bank 1 Unit 1 â Circuit Open
P204A13
Repair instructions to address fault codes P204A13 Reductant Pressure Sensor - Circuit Open
P208464
Repair instructions to address fault codes P208464 Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 2 - Signal plausibility failure
P20E892
Repair instructions to address fault codes P20E892 Reductant Pressure Too Low - Performance orincorrect operation
P242A15
Repair instructions to address fault codes P242A15 Exhaust Gas Temperature Sensor Bank 1 Sensor 3 - Circuit Short To Battery or Open
P256000
Repair instructions to address fault codes P256000 Engine Coolant Level Low
U029D00
Repair instructions to address fault codes U029D00 Lost Communication With NOx Sensor "A"
U029E00
Repair instructions to address fault codes U029E00 Lost Communication With NOx Sensor "B"
U02A200
Repair instructions to address fault codes U02A200 Lost Communication with Reductant Quality Module
MI15-24
Added: Power cables for L.H. side alternator & fan drive breaker box
FUELFILTER
Repair instructions to address fault codes P008A-00; P0087-00
NOX_Conv1
Repair instructions to address fault codes P207F-00 - Reductant Quality
NOx_Conv2
Repair instructions to address fault codes P207F-00; P20EE-00
P021700
Repair instructions to address fault codes P021700 Engine Coolant Over Temperature Condition
IS-14076
This instruction sheets explains how to replace the fuel tank on H-series vehicles. (Replacing older series tanks by newer model)
IS-19900H
Revision : Mention added in the instruction sheet stating to disable "Prime"
IS-19910G
Revision : Mention added stating to disable Prime.
IS-19921A
This instruction Sheet explains how to install a seatbelt cutter in the driver's area
IS-19066
This instruction sheet describes how to cut the air dryer bracket, to avoid dirt accumulation, and applies to vehicles with the air dryer located into the wheel pit .
IS-19900G
THIS INSTRUCTION SHEET EXPLAINS HOW TO INSTALL THE ELECTRIC FAN DRIVE COOLING SYSTEM CONVERSION KIT WITH BOSCH ALTERNATOR - H3 SERIES US10 COOLING SYSTEM
IS-19910E
This Instruction sheet explains how to perform an Electric Fan Drive Cooling System Conversion with Delco Remy Alternator - H3 Series US10 To GHG17 Included
IS-17151
THIS INSTRUCTION SHEET EXPLAINS HOW TO REPLACE HALOGEN FOG LIGHT TO LED'S
SCI19-01C
The intent of this procedure is to guide you through the steps required to program a MCM especially for the control of the electric fan drive as required for conversion kit of instruction sheets IS-19900, IS-19901, IS19910, IS-19912.
IS-19043
THIS INSTRUCTION SHEET EXPLAINS HOW TO RELOCATE THE WHEEL CHAIR LIFT PARCEL RACK FAN
IS-18091
This Instruction Sheet explains how to perform the first installation of Tie Rod 610052 on Prevost vehicles equipped with Dana S82, S84 / S84U I-beam axles, 1994- today
IS-19900E
THIS INSTRUCTION SHEET EXPLAINS HOW TO INSTALL THE ELECTRIC FAN DRIVE COOLING SYSTEM CONVERSION KIT WITH BOSCH ALTERNATOR - H3 SERIES US10 COOLING SYSTEM
IS-19910D
This Instruction sheet explains how to perform an Electric Fan Drive Cooling System Conversion with Delco Remy Alternator - H3 Series US10 To GHG17 Included
IS-19900D
ELECTRIC FAN DRIVE COOLING SYSTEM CONVERSION WITH BOSCH ALTERNATOR - H3 SERIES US10 COOLING SYSTEM
IS-19910C
ELECTRIC FAN DRIVE COOLING SYSTEM CONVERSION WITH DELCO REMY ALTERNATOR - H3 SERIES US10 up to GHG17
IS-19915
MP-1000 MULTIMEDIA PLAYER INSTALLATION
MI18-45A
Vehicles identified below are compatible with a new tie rod design. This new tie rod 610052 has updated ball joints and a fine adjuster sleeve. It replaces former drop type ball joint tie rods. Refer to IS-18091 for installation instructions. This document details maintenance inspection and toe-in adjustment with the new design tie rod.
IS-17900A
WHEEL FENDER STAINLESS STEEL PROTECTOR
IS-18910
This instruction sheet shows how to install a flap over the diesel filling cap.
IS-18025A
This instruction sheet shows how to replace kneeling level sensor #21643575 by sensor #22194741.
IS-19913
This instruction sheet explains how to install Delco Remy Alternators
IS-19908E
This instruction sheet explains how to perform alternator conversion, from Bosch to Delco Remy, on H3 vehicles
WB19-07
On the independent front suspension (IFS) of the vehicles affected by this bulletin, check and make sure that there is enough clearance between the brake hoses identified in the procedure and their respective support bracket.
IS-19900A
This instruction sheet explains how to convert H3 SERIES US10 vehicles equipped with Bosch Alternators to Electric Fan Drive (EFD) cooling system
IS-19908A
This instruction sheet explains how to perform alternator conversion, from Bosch to Delco Remy, on H3 vehicles
IS-18115
This instruction sheet explains how to install a GM Glove box Lock on H-Series vehicles
IS-17905A
This instruction sheet explains how to install an ELD interface kit on Pre-OBD Prevost Vehicles equipped with Volvo D13 Engines
IS-17071A
This instruction sheet explains how to install an ELD interface on OBD vehicles
SCI19-01A
This procedure explains how to program a MCM especially for the control of the electric fan drive, as required for conversion kit of instruction sheets IS-19900 & IS-19910.
IS-19908
This instruction sheet explains how to perform alternator conversion, from Bosch to Delco Remy, on H3 vehicles
IS-19900
This instruction sheet explains how to convert H3 SERIES US10 vehicles equipped with Bosch Alternators to electric fan drive (EFD) cooling system
IS-19910
This instruction sheet explains how to convert H3 SERIES US10 vehicles (equipped with Delco Remy Alternators) to electric fan drive (EFD) cooling system
IS-13009D
This instruction sheet explains how to install and adjust drag link # 660699
IS-15075
This instruction sheet explains how to replace fenders made of fiber glass with Aluminium
SCI19-01
This procedure explains how to program a MCM especially for the control of the electric fan drive, as required for conversion kit of instruction sheets IS-19900 & IS-19910.
SCI18-46
This Service Center Instructions explains how to install the Prevost Ultimate Entertainment System
IS-13009C
This instruction sheet explains how to install and adjust drag link # 660699
IS-18025
This instruction sheet shows how to replace kneeling level sensor #21643575 by sensor #22194741.
WB18-43
This Warranty Bulletin explains how to update the VECU (Vehicle Electronic Control Unit) parameters to allow auto engine brake function with the I-Shift transmission.
IS-18905
This instruction sheet explains how to install hatches with fan on H3 vehicles.
MI18-21A
This Maintenance Information presents information about the Bitzer A/C compressor oil change interval and reminds technicians to clean the oil filter/strainer and the magnetic drain plug.
IS-15003E
This insruction Sheet explains how to insall the Bosch HD10 24v-150a Alternator Conversion Kit ? Twin Bosch Mounted On Volvo D13 Engine
MI16-17G
This Maintenance Information explains how to remove and install the Bosch HD10 (120A or 150A) alternators
MI18-16A
This Maintenance Information presents guidelines to help with the diagnosis of the Bosch HD10 alternators
MI18-21
This Maintenance Information presents information about the Bitzer A/C compressor oil change interval and reminds technicians to clean the oil filter/strainer and the magnetic drain plug.
MI18-02
This Mainteannce Informaiton presents the latest engine oil & filter change intervals for the Volvo Engine
MI16-17F
This Maintenance Information explains how to remove and install the Bosch HD10 (120A or 150A) alternators
WB15-19H
This bulletin explains how to add a reinforcement bracket to Bitzer A/C compressor to increase the installation stiffness and reduce vibration amplitude.
WB18-15
On the vehicles affected by this bulletin, the instrument cluster software must be updated. This mandatory cluster software update will raise the primary and secondary air system ?low pressure warning? set point.
IS-17905
This instruction sheet explains how to install an ELD interface kit on Pre-OBD Prevost Vehicles equipped with Volvo D13 Engines
IS-13009B
This instruction sheet explains how to install and adjust drag link # 660699
SCI17-35
This internal instruction explains how to bench program the FMS gateway module used in the ELD (Electronic Logging Device) interface kit for pre-OBD13 vehicles.
IS-17043A
This instruction sheet explains how to optimise the operation of the lavatory fan
MI17-22
This Maintenance Information explains how to inspect the Fuel Tank Cradle Mounting Screws on a yearly basis
IS-17071
This instruction sheet explains how to install an ELD interface on OBD vehicles
IS-17907
This instruction sheet explains how to install the Volvo Electronic Logging Device (ELD)
IS-17043
This instruction sheet explains how to optimise the operation of the lavatory fan
CK17-27
This conversion kit explains how to to disable the ACB radar.
CK17-19A
This conversion kit explains how to remove TGW1 from vehicles using Tech Tool, no manual VDA changes needed. This conversion kit will work for any vehicle equipped with TGW1 up to the VIN's listed on the bulletin.
IS-15003D
This insruction Sheet explains how to insall the Bosch HD10 24v-150a Alternator Conversion Kit ? Twin Bosch Mounted On Volvo D13 Engine
IS-16100
This instruction sheet explains how to install latest radio models
IS-15003C
This instruction sheet explains how to use the Bosch HD10 24V-150A Alternator Conversion Kit
IS-17900
This Instruction Sheet explains how to install a wheel fender stainless steel protector
MI16-17E
This Maintenance Information explains how to remove and install the Bosch HD10 (120A or 150A) alternator.
IS-14145
This Instruction Sheet explains how to add Sunshade Switches on the Dashboard
MI16-17D
Use this procedure for the removal and installation of the twin Bosch HD10 (120A or 150A) Alternators.
IS-15003B
This instruction sheet explains how to use the Bosch HD10 24V-150A Alternator Conversion Kit
MI15-43A
New aramid cord poly-v belts are now available to replace the polyester cord alternator belts previously used on Prevost vehicles.
MI16-34
THIS MAINTENANCE INFORMATION DESCRIBES THE STEPS TO BE FOLLOWED ON YOUR COMPUTER TO ADD THE VOLVO ENGINE BRAKE AUTO MODE ON THE VEHICLE. THE AUTO MODE MAY BE ADDED ON US10 AND OBD13 VEHICLES THAT WERE BUILT BEFORE THE INTRODUCTION OF THE VOLVO ENGINE BRAKE AUTO MODE ON THE ASSEMBLY LINE. THE VEHICLE MUST BE EQUIPPED WITH THE ALLISON TRANSMISSION AND VOLVO ENGINE BRAKE (VEB).
IS-08080A
WHEN REPLACING A VEHICLE SOUND SELECTOR MODEL VSS04 WITH A NEW SOUND SELECTOR MODEL VSS05, AN INTERFACE HARNESS IS REQUIRED TO CONNECT THE VEHICLE HARNESS TO THE NEW SOUND SELECTOR MODEL AND A NEW VSS05 COMPATIBLE RADIO UNIT MUST ALSO BE INSTALLED. THIS PROCEDURE DESCRIBES THE STEPS REQUIRED TO PERFORM THIS UPDATE.
WB15-19G
ON THE VEHICLES AFFECTED BY THIS BULLETIN, VIBRATION IS CAUSING DAMAGE TO A/C COMPRESSOR AND COMPRESSOR HARNESS CONNECTORS. ADDITION OF A REINFORCEMENT BRACKET TO BITZER A/C COMPRESSOR IS NEEDED TO INCREASE THE INSTALLATION STIFFNESS AND REDUCE VIBRATION AMPLITUDE.
MI16-15B
The Beru sensors used on Prevost vehicles to monitor tire pressure (TPMS system) are being replaced by new Huf sensors and their corresponding stainless valves stems. Since the older and newer sensors are using different valve stems, replacement of a defective sensor on older vehicles will require the use of a new kit number (valve stem and sensor assembly). The table below provides a quick overview between the older and newer part numbers depending on wheel application.
Wb16-29
On the vehicles affected by this bulletin, update EMS and ACM software to the latest version available. This update must be carried out by qualified technicians. As soon as possible, make an appointment with your nearest Prevost Service Center or contact your service manager to carry out the update.
MI16-23
This Maintenance Information explains that decals are available to update the front junction box on 2013 to 2016 Prevost vehicles; the decals will provide updated information and component descriptions. Refer to the identification part of this bulletin to locate the decal part number currently used on specific vehicles.
MI16-15A
The Beru sensors used on Prevost vehicles to monitor tire pressure (TPMS system) are being replaced by new Huf sensors and their corresponding stainless valves stems. Since the older and newer sensors are using different valve stems, replacement of a defective sensor on older vehicles will require the use of a new kit number (valve stem and sensor assembly). The table below provides a quick overview between the older and newer part numbers depending on wheel application.
IS-14085
This Instruction sheet explains how to prevent AC Copper Pipes Chaffing at Engine Bulkhead
Wb15-19F
On the vehicles affected by this bulletin, vibration is causing damage to A/C compressor and compressor harness connectors. Addition of a reinforcement bracket to Bitzer A/C compressor is needed to increase the installation stiffness and reduce vibration amplitude.
Mi16-15
The Beru sensors used on Prevost vehicles to monitor tire pressure (TPMS system) are being replaced by new Huf sensors and their corresponding stainless valves stems. Since the older and newer sensors are using different valve stems, replacement of a defective sensor on older vehicles will require the use of a new kit number (valve stem and sensor assembly). The table below provides a quick overview between the older and newer part numbers depending on wheel application.
MI16-16
This procedure explains how to perform a STARTER REMOVAL AND INSTALLATION, and does apply to Melco 105P70 starter part number #21212425.
MI16-05
This Maintenance Information shares information about the Bendix M-32QR valve replaced by M-40QR model htat need to be taken into consideration, specially when switching them for the first time on a vehicle.
VBC-PREVOST 2
Bendix M-32QR ABS modulator valve replaced by new M-40QR valve.
WB15-19E
On the vehicles affected by this bulletin, vibration is causing damage to A/C compressor and compressor harness connectors. Addition of a reinforcement bracket to Bitzer A/C compressor is needed to increase the installation stiffness and reduce vibration amplitude.
MI15-51
This Maintenance Information explains how to run a n Air Conditionning performance test
IS-15907A
This Instruction Sheet explains how to assemble the BENDIX FLR10 AND FLR20 RADAR SENSOR ALIGNMENT TOOL
MI15-61
This Maintrenance infomration explains that the Castrol Syntrans oil isn?t fully approved for 500 000 miles (800 000 km) extended drain intervals on the Volvo I-Shift transmission. For this reason, this oil has been downgraded to regular drain intervals. Find below, a list of Volvo?s approved oils for extended drain as well as regular drain intervals.
MI15-41
This Maintenance Information reminds Prevost customers that cleaning products designed for external washing of vehicles should be used for exterior vehicle wash and in particular, for the washing of polycarbonate taillights.
MI15-43
New aramid cord poly-v belts are now available to replace the polyester cord alternator belts previously used on Prevost vehicles equipped with Bosch HD10 alternators.
WB15-44A
On the vehicles affected by this bulletin, the equipment used to tighten the wheel lugs in a visit to one of our Service Center between November 2014 and June 2015, was found to be out of specification, possibly delivering a torque value inferior to the specified 450 to 500 ft-lb (610 to 680 Nm). Please verify and correct as necessary the wheel lug torque on the concerned vehicles, or bring the vehicle at a Prevost Service Center for verification at your earliest convenience.
WB15-19
On the vehicles affected by this bulletin, vibration is causing damage to A/C compressor and compressor harness connectors. Addition of a reinforcement bracket to Bitzer A/C compressor is needed to increase the installation stiffness and reduce vibration amplitude.
WB15-13A
On the independent front suspension level valve linkage of the vehicles affected by this bulletin, a control rod may come in contact with an air reservoir outlet when vehicle rises from Low to High Buoy. As a result, the vehicle may be leveled higher in "Normal" position. The interference is corrected by changing the side on which the rod is attached to the linkage.
MI15-18
This Maintenance Information does explain how five year old vehicles and older should be subjected to a thorough structural inspection.
IS-15003A
This instruction sheet explains how to use the Bosch HD10 24V-150A Altenrator Conversion Kit
WB15-13
On the independent front suspension level valve linkage of the vehicles affected by this bulletin, a control rod may come in contact with an air reservoir outlet when vehicle rises from Low to High Buoy. As a result, the vehicle may be leveled higher in "Normal" position. The interference is corrected by changing the side on which the rod is attached to the linkage.
MI15-02
This Maintenance Information presents an improved differential breather kit, identical to the one now used in production. This new breather incorporates a "J" shaped hose that prevents oil leakage and water ingestion while allowing the axle to vent.
WB14-47B
On the vehicles affected by this bulletin, perform a software update of ECM (Engine Control Module) and ACM (Aftertreatment Control Module) to provide improved temperature-related behaviour. The software will also change urea dosing valve behavior at shutdown and key-on. As an additional improvement, replace the urea dosing valve by an improved design. These hardware and software improvements aim to reduce the occurrence of clogging and shorting of the Urea Dosing Valve.
WB14-45C
On the vehicles affected by this bulletin remove the ACM relay and base identified R49. Reconnect the 24V power wire and protect the remaining signal wires with shrink tube.
SP14-46
This bulletin is performed on a fix as fail basis. On the vehicles affected by this bulletin, update to the latest configuration of wiring and sensors for the Bitzer compressor.
WB14-44B
On the vehicles affected by this bulletin, changing of VECU (Vehicle Electronic Control Unit) parameters is necessary. This update must be carried out by qualified technicians. Make an appointment with your nearest Prevost Service Center. ELECTRIC AIR DRYER CUT-OFF PRESSURE & DESICCANT REGENERATION FACTOR This update involves all OBD13 & GHG14 vehicles in service (refer to Application table for involved vehicles range). This update will reduce air dryer cut-off pressure from 144 psi to 140 psi and extend desiccant regeneration time, thus preventing presence of water in the accessory tank.
WB14-42A
On the vehicles affected by this bulletin, perform a power source improvement and a multiplex software update for the steering Gateway module. On a limited number of vehicles, the module will be replaced with the latest version of the part.
SP14-311
On the vehicles affected by this special bulletin, add a 3 amp diode to the corresponding 24CO circuit to prevent the combined charging and starting system F81 fuse from blowing.
WB14-08C
On the vehicles affected by this bulletin, verify the revision numbers of the steering wheel gateway module and multiplex software. If applicable, replace with the latest version. A power source improvement is also required. On some vehicles, as a temporary measure, a switch was installed on the left dashboard for cruise control SET and RESUME. This installation must be removed to restore these controls to the steering wheel.
WB14-06G
On the vehicles affected by this bulletin, perform the following verifications and modifications on the A/C system: Bulletin is divided in five steps, refer to detailed instructions below. STEP 1: Unloader replacement (Step moved to Warranty Bulletin WB15-19) STEP 2: System vacuum, wiring update, remote pressure transducer and switch installation. STEP 3: Seal the evaporator compartment ventilation discharge duct. STEP 4: Check Evaporator expansion valve bulb position and MUX software version. STEP 5: Dynamic A/C system test to confirm all functions operate correctly.
WB14-28E
On the vehicles affected by this bulletin, replace the LTD, relocate and replace the IR sensor as described in the following procedure.
SP14-306D
On the vehicles affected by this bulletin, replace the engine harness as described in the following procedure.
MI1423
A new software version (v1.06) is available to update the CANtrak (Tire Pressure Monitoring System) module. This new version will allows a 10 min. delay before the ?SYSTEM ERROR NOT ALL TIRES MONITORED? message appears in the vehicle cluster when a tire pressure sensor loses its connection. NOTE: The new software version will only delays the cluster message, the CANtrak screen will still displays a ??? code for the corresponding pressure sensor.
SP14-25
On the vehicles affected by this bulletin, tighten the ball studs on the engine bay door gas springs.
IS-14900
This Instruction Sheet explains how to replace 562489 Dimmer, using kit #069136
SP14-05B
On the vehicles affected by this bulletin, perform a turbo replacement if fault codes 27 FMI 7 or SPN641 FMI 7 or P004607 (OBD13) are found. Bulletin affects D13H engines with serial number from 984581 up to 1026719, excluded.
WB13-77
On the vehicles affected by this bulletin, the pre-heater thermostat must be changed to ensure the proper functioning of the system.
WB13-65D
On the vehicles affected by this bulletin, software updates with enhancements are available for the multiplex system, for the EMS and aftertreatment control module (ACM). On all vehicles, perform a DPF Service Regeneration and Crystal Sublimation when programming is completed.
WB13-60
On the vehicles affected by this bulletin, a software update for the Volvo I-Shift transmission is required. Software update has for effect to improve the gear change process to avoid clashing and wear on the split gear. This software update is necessary on all I-shift transmission up to but not including serial number 1100224372.
WB13-63A
On the vehicles affected by this bulletin, inspection and replacement of 70 amp circuit breakers in the rear electrical compartments is required.
WB13-56
On the vehicles affected by this bulletin, the air dryer assembly may present a leak at the pressure probe connection. The O-ring in this location may be deformed due to the fitting arrangement. Adding a metal ring will prevent this issue.
WB-13-56
PREVOST: THERE IS A LEAK AT PRESSURE PROBE CONNECTION, OF THE AIR DRYER ASSEMBLY, AND O-RING IS DEFORMED DUE TO FITTING ARRANGEMENT AND NEED A METAL RING ADDED. MODEL 2013 H3-45, H3-45 VIP, LEMIRAGE XLII ENTERTAINER. *PE
WB13-48A
On the vehicles affected by this bulletin a weld may be missing on a coolant piping support located on the retarder oil cooler support. In a first step, inspect the support for the presence of the weld. If there is no weld, perform the replacement of the piping support.
WB13-55A
On the vehicles affected by this bulletin, the upper support of the tripod fan support must be inspected for the presence of weld. If no weld is found, it must be replaced.
WB13-49
On the vehicles affected by this bulletin, replace the prototype version of the Urea Quality Sensor #21891229 by the production version of the sensor #22073036.
SP13-52
Risk of premature failure of top fan support due to absence of weld. In the engine compartment above radiator, inspect support to make sure support has two welds in the corners.
MI1346
This Maintenance Information explains that on some post EPA 2010 vehicles, it is possible for the combined charging and starting system F81 fuse to blow unexpectedly. To avoid this situation, a 3 amp diode can be added to the corresponding 24CO circuit to prevent electrical back-flow to the fuse. The following procedure describes the steps to follow to perform this modification.
WB-13-32
PREVOST: THE NOX SENSOR MUST BE REPLACED AND THE EMS SOFTWARE NEEDS UPDATING TO CORRECT EMISSIONS INSPECTIONS ON CERTAIN COACHES. MODELS 2012-2013 H3-45, H3 VIP, X3-45, LE MIRAGE XLII. *PE
IS-08080
When replacing a vehicle sound selector model VSS04 with a new sound selector model VSS05, an interface harness is required to connect the vehicle harness to the new sound selector model and a new VSS05 compatible radio unit must also be installed. This procedure describes the steps required to perform this update.
MI13-33
This Maintenance Information explains that polyester reinforced silicone hoses and elbowscan be repalced by aramid reinforced hoses and elbows for improved long term durability, and that constant torque hose clamps for silicone hoses with 5/8po, 3/4po, 7/8po, 1 1/8po and 1 3/8po inside diameter (I.D) can be replaced by new WAVE SEAL type constant torque hose clamps.
MI13-06
This Maintenance Information explains that hose clamps with a smaller diameter are available to increase the adjustment range at the upper and lower radiator flexible connections and at the oil cooler connections located under the turbocharger.
WB13-29
On the vehicles affected by this bulletin, a corrective measure is required due to bolts coming loose at the radiator fan clutch tripod attachment to the radiator. Addition of four (4) locknuts (jam nuts) will prevent bolts to loosen.
SP13-34A
On the vehicles affected by this bulletin, a relay needs to be added to allow the DEF to return to the tank after turning the key to the OFF position. In addition, the ACM & MCM need to be reprogrammed to the latest version.
WB-13-29
PREVOST: A CORRECTIVE MEASURE IS REQUIRED DUE TO BOLTS LOOSEN BY BEING TIGHTENED TO PART MADE OF RUBBER, CAUSING THE RADIATOR FAN CLUTCH TRIPOD TO COME LOOSE AND STRIKING RADIATOR CORE. *PE
WB13-32B
On the vehicles affected by this bulletin, the NOx sensor must be replaced and the EMS software requires an update. This must be done to allow correct emissions inspection in particular states including California.
SP13-14
On the vehicles affected by this bulletin, inspection and replacement of 70 amp circuit breakers in the rear electrical compartments is required.
SP13-24
Addition of a ring is required to prevent excessive squeezing of the o-ring and keep it in place.
SP13-19A
Grille frame gluing verification on the DPF door (left side, over the radiator door). If part shows no sign of separation or ungluing, it is ok. If testing reveals poor bonding, remove grille, glue and double face tape.
SP13-10
A transmission reprogramming is necessary in order to correct and interlock issue between the wheelchair lift system and the I-shift transmission
SP13-15
Floor covering becoming unglued in the coach
SP13-13
To reduce vibration, replace belt tensioner on Bitzer compressor drive.
SP13-06
On affected vehicles the pipe clamps used to secure cooling system hoses located under the turbocharger may be misfitted, therefore this bulletin advises on how to proceed in order to changer with appropriate collars.
SP13-12
On the vehicles affected by this bulletin, there is a possibility of premature corrosion on the condenser frame, as it might not be made of stainless steel, as specified. Inpection and replacement if needed.
SP13-09
Possible premature wear of brakes due to inadequate jacob brake intensity. Parameters change in software is done to fix the issue.
SP13-306
On the vehicles affected by this bulletin, replace the Exhaust Gas Recirculation Venturi tube and sensor for an improved design.
WB12-41A
On the vehicles affected by this bulletin, an auxiliary coolant tank is available. This auxiliary coolant tank will prevent spillage due to expansion when main coolant surge tank is filled with too much coolant. *This warranty bulletin does not apply to vehicles equipped with the plastic surge tank
WB-12-41
PREVOST: WARRANTY INFORMATION PROVIDED REGARDING AVAILABILITY OF AN AUXILIARY COOLANT TANK, WHEN MAIN COOLANT SURGE TANK FILLED WITH TOO MUCH COOLANT AND AUXILIARY COOLANT TANK PREVENTS SPILLAGE DUE TO EXPANSION. MODEL 2010-2013 H3-41, H3-45 COACHES, H3 VIP MOTORHOMES. *PE UPDATED 3/26/13. *PE
SP12-924
The splash guard mounting bolts may come loose in normal bus operation. Issues on production vehicles and on vehicles in service have been raised. On the splash guard - front of transmission add blue Loctite 680038 to bolts mounted on tag axle casting.
WB12-31B
On the vehicles affected by this bulletin, a new and improved dipstick is available for installation.
SP12-873
On the vehicles affected by this bulletin, update the multiplex programming at next service occasion, as there is a possibility that the tail lights turn on intermittently, and that a serie of codes appear in the dash.
IS11015B
This Instruction Sheet explains how to replace power relay p/n 561991 with improved power relay p/n 564218 and relay base p/n 564210
WB-12-31
PREVOST: INFORMATION BEING PROVIDED REGARDING THE REPLACEMENT OF DIPSTICK ON CERTAIN COACHES. MODELS 2009-2013 H3-45, H3-41, X3-45, XL11-45, X3-45. *PE
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.