LI5228ER2
Service Bulletin/Repair Instructions
DEF GEN4 tank, tank head and sensor will no longer be available in service
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.
LI5228ER2
DEF GEN4 tank, tank head and sensor will no longer be available in service
APS5370E
The Delco-Remy alternator is obsolete. Air cooled ductless (Almott) alternator, power cable and hardware kit to replace the Delco-Remy oil-cooled alternator.
LI5228E
DEF tank Head Unit GEN4 N8900882 is no longer available in service, it is replace by the new DEF tank Head Unit GEN5 N8910051
LI5170E
New lower shock mount available with an adapter plate better suited for the front and rear axle.
LI4995E
Engine compartment junction block scheduled maintenance. This document is an addendum to Nova Bus Maintenance Manual section 19-401, outlining the need to monitor the condition of junction blocks and correct when required.
LI3978E
Information about the engine coolant. Coolant types should not be mixed in the engine.
LI5011E
Recommendations on the disinfection of vehicles as well as products and precautions to be taken.
Li4998
The elbow used on the CAC pipes too short and found a leakage, decided to use the double clamp, it was necessary to use the longer elbow in this area.
LI4968ER1
Auxiliary heater Thermo 350 is discontinued. The Thermo Plus unit will replace the current unit only if the whole unit needs to be replaced. There is no need to retrofit any buses with the new Thermo Plus units. Replacement parts are available for the current Thermo/Thermo-S units already installed.
APS4896E
Introduction of a new steering gearbox without the lubrication zerk.
LI4432ER1
TRW has eliminated from service procedure TAS-103 the greasing of the steering gearbox output shaft.
LI4810ER1
Obsolete AIC3 module needs to be replaced by the newer AIC4 module.
LI4810E
Obsolete AIC3 module needs to be replaced by the newer AIC4 module
APS4528ER1
Availability of a dust protection kit to remove the maintenance need to clean the flame sensor sight glass when excessive soot or debris is accumulated on the internal burner head disc
BS4334E
Critical low coolant level sensor N84555 may under certain conditions cause a false code of critical low coolant level.
LI4577ER1
The repair kit parts will require a specific installation procedure. Current stock parts may still be used
LI4546E
To avoid the risk of air being trapped which could damage the EGR cooler.
LI4394E
A new air dryer inspection procedure will be added to the maintenance and preventive maintenance manual for air dryer system sections,
BS4173ER1
The EGS coolant hoses may leak in the baselight above the passenger area.
BS3626ER2
Cummins code 1242 for accelerator sensors circuit
LI4374ER1
Latch adjustment for the the proper operation of the destination sign doors.
BS4153ER1
Automatic Passenger Counter may report erroneous data due to dust or water intrusion on optical front door sensor lens
LI4345E
Original valve is discontinued
LI4374E
Latch adjustment for the proper operation of the destination sign doors
LI4156E
The structural integrity of the plastic PEX fittings may be affected if coated with liquid and/or lubricant, which may lead to coolant leaking into the passenger compartment.
BS4178E
Seats might get detached from damaged seat rails.
LI4167ER1
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4200E
This is a product improvement campaign that is being issued to recaliberate the ECM and upfit with improved Selective Catalyst Reduction (SCR) component of the Cummins Engine(s).
LI4263ER1
Subject to application and duty cycle, DEF dosing valve can clog up and cause engine to derate, stall, lose power and log FC3568. Increasing dosing valve and DEF hose angle can help reduce such occurrence. Vehicles reporting repetitive FC3568 can be modified according to procedure herein.
BS4243E
Dust hides safety decals on hybrid electric units
BS4153E
Automatic Passenger Counter may report erroneous data due to dust or water intrusion on optical front door sensor lens.
LI4167ER2
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4167E
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4172E
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4263E
Possibility of engine derating, stalling and losing of power
BS4173E
The EGS coolant hoses may leak in the baselight above the passenger area.
BS3875ER1
Engine compartment may have high temperature issues due to inadequate heat dissipation.
BS3876ER1
Engine compartment may have high temperature issues due to inadequate heat dissipation.
BS3453ER1
Bum rest shells cracking and anchor points may loosen with time and vibration
LI3402ER4
Low coolant level sensor warning
BS3933E
Sporadic illumination of check engine light and transmission light on the dashboard
LI3402ER3
Low coolant level sensor warning
BS4137E
Existing NOx sensors may be prone to failures
BS4051ER3
Interlock brake is activated when the B-bus network is disconnected or lost.
BS3875E
Engine compartment may have high temperature issues due to inadequate heat dissipation
BS3876E
Engine compartment may have high temperature issues due to inadequate heat dissipation
LI4113E
Procedure and tooling to remove the articulation cylinder pin is inadequate.
BS4012ER2
Check light ON and continuous blinking of transmission fault code due to improper routing of ground cable.
LI3732ER1
Procedure to follow when replacing a plastic motorize valve by a metal motorize valve.
BS4051ER2
Interlock brake is activated when the B-bus network is disconnected or lost.
LI4074E
Improved solution to secure Radiator Canopy Panel hardware
BS4051E
Interlock brake is activated when the B-bus network is disconnected or lost
BS4012ER1
Check light ON and continuous blinking of transmission fault code due to improper routing of ground cable
LI3720E
Introduction of optimized hub carrier kit for ZF AVN-132 middle axle on 60' vehicles
BS4012E
Check light ON and continuous blinking of transmission fault code due to improper routing of ground cable.
BS3969E
Dust intrusion in baselights area through the structure vertical tubes (60' bus)
LI3944E
Engine derating, stalling, and loss of power may occur as a result of code 3568
LI3753E
Vertical beam might crack above front door, second post capping.
BS3866E
Cummins coolant sensors equipped with EPC connectors fail in service due to water infiltration.
LI3478E
THIS COMMUNICATION IS A LETTER OF INFORMATION CONCERNING A FAULT THAT MAY APPEAR ON THE ACTIA GAUGE IF AN INCORRECT PROGRAM VERSION IS USED.
LI3686E
THIS COMMUNICATION IS A LETTER OF INFORMATION TO EXPLAIN HOW TO BE SURE TO USE THE LATEST VERSION OF THE TESTMAN SOFTWARE.
LI3697E
THIS COMMUNICATION IS A LETTER OF INFORMATION CONCERNING THE LOWER DOOR SPHERICAL BEARING AND PIVOT BRACKET REPLACEMENT.
BS3778E
FRONT SHELL CRACKING. WATER INFILTRATION AND STRUCTURAL WEAKNESS.
bs3778e
Front shell cracking. Water infiltration and structural weakness.
BS3749E
CUMMINS COOLANT SENSORS EQUIPPED WITH THE EPC CONNECTORS FAIL IN SERVICE DUE TO WATER INFILTRATION.
LI3446ER5
INTRODUCING NEW HARDWARE AND INSTALLATION PROCEDURE FOR PITMAN ARM. (R5 UPDATED THE TORQUE VALUE IN PROCEDURE LINE 1.9)
LI3478ER1
INCOMPATIBILITY OF ACTIA GAUGE PROGRAMS A FAULT MAY APPEAR ON THE ACTIA GAUGE IF AN INCORRECT PROGRAM VERSION IS USED (R1 MODIFICATIONS: SPEEDO SW 109633V08_00 CHANGED TO 109633V08_02 FOR ATUQ. FOR TTC SPEEDO SW 116724V04_35 CHANGED TO 116724V01_40 AND TACH SW 117130V01_07 CHANGED TO 117130V01_09
bs3749e
Cummins coolant sensors equipped with the EPC connectors fail in service due to water infiltration.
li3446er5
Introducing new hardware and installation procedure for Pitman arm. (R5 updated the torque value in procedure line 1.9)
li3478er1
Incompatibility of Actia gauge programs A fault may appear on the Actia gauge if an incorrect program version is used (R1 modifications: Speedo SW 109633V08_00 changed to 109633V08_02 for ATUQ. For TTC Speedo SW 116724V04_35 changed to 116724V01_40 and Tach SW 117130V01_07 changed to 117130V01_09
LI3770E
NO ACCESS TO SUSPEND #6 LIFTER. CUT HOLE FOR ACCESS TO #6 CYLINDER EXHAUST LIFTER.
BS3419E
The wiper motor cannot be stopped by the driver.
BS3626ER1
CUMMINS CODE 1242 FOR ACCELERATOR SENSORS CIRCUIT, REPLACE THE THROTTLE PEDAL SENSORS CABLE.
BS3773E
THE COMMUNICATION BETWEEN ALLISON TRANSMISSION AND ACU3 REQUIRES OPTIMIZATION. REPROGRAM THE ACU3 HUBNER SOFTWARE.
BS3626E
CUMMINS CODE 1242 FOR ACCELERATOR SENSORS CIRCUIT
LI3732E
PROCEDURE TO FOLLOW WHEN REPLACING A PLASTIC MOTORIZE VALVE BY A METAL MOTORIZE VALVE. FOR THE DRIVER'S COMPARTMENT DEFROSTER VALVE.
BS3517ER1
REPLACEMENT OF 24-VOLT AND HVAC CABLES IN EGS
LI3446ER4
INTRODUCING NEW HARDWARE AND INSTALLATION PROCEDURE FOR PITMAN ARM.
BS3554ER3
AUXILIARY HEATER INTAKE PIPE MOUNTING BRACKET MIGHT NOT BE ABLE TO WITHSTAND THE VIBRATION INDUCED BY THE BUS FRAME.
LI3446ER3
INTRODUCING NEW HARDWARE AND INSTALLATION PROCEDURE FOR PITMAN ARM.
BS3379ER2
THE RED ARTIC TELL TALE LIGHT COMES ON: 1- FOR AN «ERROR 2 PLAUSIBILITY 2» CODE LIGHTS, GENERATED, FOR NO REASON 2- WHEN NO CODE IS REGISTERED IN THE ACU (GHOST CODE). SOLUTION: REPROGRAM THE ARTICULATION CONTROL UNIT (ACU).
BS3554ER1
AUXILIARY HEATER INTAKE PIPE MOUNTING BRACKET MIGHT NOT BE ABLE TO WITHSTAND THE VIBRATION INDUCED BY THE BUS FRAME.
BS3599ER1
DISABLING BATTERY MANAGEMENT FEATURE MAY HINDER THE FUNCTIONALITY OF RADIATOR VENTILATION FANS THEREBY CAUSING ENGINE OVERHEAT CODES. ALSO LEADS TO BATTERY OVERCHARGING.
BS3538E
WHEELHOUSE KICK-PLATES MAY COME LOOSE.
LI3574E
THIS CAMPAIGN IS BEING ISSUED TO HIGHLIGHT THE MODIFI ED ROUTING OF POWER AND GROUND WIRES INSIDE THE MCC ROOF UNIT.
li3574e
This campaign is being issued to highlight the modifi ed routing of power and ground
BS3465ER1
ARTICULATION SOLENOID CIRCUIT MAY CAUSE AN ERROR CODE IN ACU
bs3465er1
Articulation solenoid circuit may cause an error code in ACU
BS3515E
CABLE LUGS MAY BREAK: REPLACEMENT OF 24-VOLT AND HVAC CABLES IN EGS
BS3517E
CABLE LUGS MAY BREAK: REPLACEMENT OF 24-VOLT AND HVAC CABLES IN EGS
BS3448E
BUM REST SHELLS CRACKING AND ANCHOR POINTS MAY LOOSEN WITH TIME AND VIBRATION.
BS3453E
BUM REST SHELLS CRACKING AND ANCHOR POINTS MAY LOOSEN WITH TIME AND VIBRATION.
BS3465E
Articulation solenoid circuit may cause an error code in ACU
LI3486E
Lubrication schedule for the bearing articulation. Additional greasing intervals promote extended durability of articulation joint main bearing when exposed to harsh environments. These severe environments may include, but not limited to, dust/dirt, extreme cold/heat, moisture, salt or other corrosive constituents. Customers operating Nova Bus articulated vehicles in harsh environments are encouraged to follow the lubrication schedule herein.
LI3446ER2
Introducing new hardware and installation procedure for Pitman arm. (R2 revision is for: Road number and VIN has been updated for L860 TTC)
Bs3485er1
The passenger counting sensor may have a pinch point safety hazard which can result in injury.
Bs3199er2
The center hoop support bolt may be loose
Bs3219er3
The engine air intake hose could rub against the air conditioning compressor components
LI3402ER2
Low coolant level sensor warning
LI3402ER1
Low coolant level sensor warning
BS3379ER1
Hübner articulation. The red artic tell tale light comes on: 1- for an «Error 2 Plausibility 2» code lights, generated, for no reason 2- when no code is registered in the ACU (ghost code).
BS3379E
Hübner articulation.The red artic tell tale light comes on: 1- for an «Error 2 Plausibility 2» code lights, generated, for no reason 2- when no code is registered in the ACU (ghost code).
LI3402E
Low coolant level sensor warning
LI1953E
Moisture may accumulate in the space under the driver's seat and cause corrosion of the power steering hydraulic fittings and piping.
BS3377E
Grab handle strap: Strap may tear from the fastening assembly
BS3219ER1
The engine air intake hose could rub against the air conditioning compressor components
BS3219E
The engine air intake hose could rub against the air conditioning compressor components
BS3222E
The engine air intake hose could rub against the air conditioning compressor components
LI3227E
New Potentiometer available in service
BS3205ER1
Condenser purging system. The condensor purge too much oil or does not purge at all.
BS3205E
The A/C condensor purge too much oil or does not purge at all.
LI3158E
Fuel leaks may occur on the # 2 and # 4 injector fuel supply lines.
LI3188
A new radius rod bolt torque is now in effect.
BS3052E
AC compressor hoses leaking.
LI2116E
Diagnose a potentiel Bendix disk brake thermal overload.
LI3045E
Coolant filter additive free N71764 installed in production since august 2013
LI2002E
Tire manufacturer Michelin has introduced new tires with improved features, including; Longitudinal and lateral grip on dry and wet surfaces; Increased tread wear mileage
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.