BS5580E
Service Bulletin/Repair Instructions
One fire suppression system pipe may be installed backwards and interfere with an alternator cable, creating friction that could damage one or both components.
Vehicle report
2021 NOVA BUS LFS
Service bulletins
101 bulletinsTechnical 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.
FT5567
Service Bulletin/Repair Instructions
Battery Unbalanced Light Logic with AGM Battery.
FT5550
Service Bulletin/Repair Instructions
The Parker PHD70 display might freeze or not work properly.
FT5554
Service Bulletin/Repair Instructions
The Cabin Coolant Level Sensors for the LOW and HIGH levels are swapped.
BS5495E
Service Bulletin/Repair Instructions
HVAC coolant pipe leaks from various solder locations.
BS5540E
Service Bulletin/Repair Instructions
P-clamps holding the transmission coolant pipes can break.
BS5543E
Service Bulletin/Repair Instructions
Battery tray structure cracks due to thin sheet metal.
FT5534
Service Bulletin/Repair Instructions
The ground of the IVN unit (Intelligent Vehicle Network) could be connected to the wrong place.
BS5468E
Service Bulletin/Repair Instructions
Driver barrier door stanchion hardware loose, missing, or broken.
BS5511E
Service Bulletin/Repair Instructions
The EGR cooling hose N95062-48 is not rated for the engine compartment temperature. Under certain conditions the EGR cooling hose may crack and cause coolant leak.
FT5536
Service Bulletin/Repair Instructions
Battery Tray Structure Cracks. Battery hold downs may slip between batteries.
LI5427E
Service Bulletin/Repair Instructions
Improved durability of engine-side heat exchanger hoses.
BS5469E
Service Bulletin/Repair Instructions
The belt guard hinge may crack.
BS5503E
Service Bulletin/Repair Instructions
The WHA11 harness has a potential chafing issue.
FT5514
Service Bulletin/Repair Instructions
Upper door shaft nut may get loose.
FT5510E
Service Bulletin/Repair Instructions
Lower door shaft nut may get loose.
BS5447E
Service Bulletin/Repair Instructions
Rework allied motion e-Steering motor. 24V e-steering power supply threads length tolerances are not respect to standard.
FT5448
Service Bulletin/Repair Instructions
Rework allied motion e-Steering motor. 24V e-steering power supply threads length tolerances might not be respecting to the drawing specifications.
LI5485E
Service Bulletin/Repair Instructions
Introduction of headlight N109645 to replace N71373. The new headlight is interchangeable and offers better protection against water intrusion. It is possible to replace only one headlight if necessary.
FT5465
Service Bulletin/Repair Instructions
Erroneous Fault Codes reporting on the AVM System of Clever Devices.
FT5409
Service Bulletin/Repair Instructions
A bad connection at the ZF transmission connector may cause the transmission to jerk when shifting or show the fault code 188.
FT5455
Service Bulletin/Repair Instructions
Brass fitting (N79131) leaks found at BL2 and BL4 two-way valve, repairs were performed not per AVT0029.
FT5314R1
Service Bulletin/Repair Instructions
P-Clamp failure on Transmission cooling pipes. P-Clamp cannot withstand the load of the cooling pipes. Thicker P-clamp as a containment solution.
FT5404E
Service Bulletin/Repair Instructions
There is a potential restriction of fluid due to an improperly placed clamp which could cause the power steering system to not operate has intended.
FT5405
Service Bulletin/Repair Instructions
Power steering lines chaffing the rear shell.
FT5437
Service Bulletin/Repair Instructions
The supplier Lift-U recommends the addition of a detection delay to prevent wrong fault code in the AVM.
BS5320ER1
Service Bulletin/Repair Instructions
Fire light coming on in the dash, Fire detection system
BS5356E
Service Bulletin/Repair Instructions
Lexan panels cracking at mounting holes. Need to change the attachment of Lexan panels due to apparent cracks.
BS5380E
Service Bulletin/Repair Instructions
Fire light coming on in the dash, Fire detection system.
FT5361
Service Bulletin/Repair Instructions
Coolant pipe assy failing. The adaptor on the Coolant pipe assembly between the engine and circulation pump broke in service at the beginning of the copper thread.
FT5386
Service Bulletin/Repair Instructions
Loose fuel tank due to improperly torqued hardware and missing hardware.
FT5385
Service Bulletin/Repair Instructions
American seating lower bracket hardware missing. Seating lower bracket hardware is missing due to insufficient torque and sealant.
FT5391
Service Bulletin/Repair Instructions
American seating lower bracket hardware missing. Seating lower bracket hardware is missing due to insufficient torque and sealant.
BS5383E
Service Bulletin/Repair Instructions
Heating system cannot reach the required temperature level in cold weather.
FT5348
Service Bulletin/Repair Instructions
Wheelchair ramp deploy switch hardware loose.
FT5294E
Service Bulletin/Repair Instructions
Secure wiring and add wiring protection to avoid chafing/abrasion of wiring harness of the E-compressor.
FT5145R1
Service Bulletin/Repair Instructions
Due to the lack of bonding surface between the two large roof top panels, when thermal expansion and contraction occur these panels separate and leave an opening
FT5360
Service Bulletin/Repair Instructions
Reposition Electrical Air Compressor cooling hose to avoid chafing/abrasion.
FT5194
Service Bulletin/Repair Instructions
Destination sign controllers were failing at a high rate. Water intrusion causing signs to fail cracks on lights
FT5321
Service Bulletin/Repair Instructions
The anchor bolt of one of the auxiliary heater high voltage cable retaining collar may come into contact with one of the coolant pipes under certain conditions.
FT5328
Service Bulletin/Repair Instructions
Leveling valve N92260 found out of adjustment
FT5329
Service Bulletin/Repair Instructions
Leveling valve N92260 found out of adjustment with damaged sway bar bushing bracket
FT5291R1
Service Bulletin/Repair Instructions
Some batteries temperature sensor may have an too high internal resistance and give an erroneous battery temparature reading causing F202 light battery to turn On, on dashboard
FT5347
Service Bulletin/Repair Instructions
Bus survey for CAN communication issues
BS5320E
Service Bulletin/Repair Instructions
Fire light coming on in the dash. Addition of a bracket so water wonât drip on temperature sensor.
FT5338
Service Bulletin/Repair Instructions
Fire button pin incorrect orientation. Pin orientation not to the spec, found pin at 9 oâclock position.
FT5314
Service Bulletin/Repair Instructions
P-clamp cannot withstand the load of the cooling pipes. Thicker P-clamp as a containment solution.
LI5315E
Service Bulletin/Repair Instructions
On the Thermo King HVAC roof unit, after replacing the actuator N8897109, some customers could see the error code 36.
BS5300E
Service Bulletin/Repair Instructions
HVAC deflectors are breaking at the folded attachment points. The brackets broke right at the bending due to a sharp curve
BS5301E
Service Bulletin/Repair Instructions
HVAC deflectors are breaking at the folded attachment points. The brackets broke right at the bending due to a sharp curve
FT5237R2
Service Bulletin/Repair Instructions
Difficulty in removing the engine air filter housing cover affecting ease of serviceability of the filter.
FT5260R1
Service Bulletin/Repair Instructions
Need to change the attachment of Lexan panels due to apparent cracks observed in production.
FT5291
Service Bulletin/Repair Instructions
Some batteries temperature sensor may have an too high internal resistance and give an erroneous battery temparature reading causing F202 light battery to turn On, on dashboard
LI5280E
Service Bulletin/Repair Instructions
Transmission
FT5272
Service Bulletin/Repair Instructions
Driver seat belt routing improvement
FT5275
Service Bulletin/Repair Instructions
Parker Screen Software Update
FT5273
Service Bulletin/Repair Instructions
Bitzer AC compressor electrical failure
FT5190R1
Service Bulletin/Repair Instructions
Coolant leaks at supplier fittings
FT5271R1
Service Bulletin/Repair Instructions
Loose drivers stanchion
FT5271
Service Bulletin/Repair Instructions
Loose drivers stanchion
FT5264
Service Bulletin/Repair Instructions
Door code 105 is being logged on electric doors
FT5261
Service Bulletin/Repair Instructions
Door code 105 is being logged on electric doors
FT5245R1
Service Bulletin/Repair Instructions
ITS Moxy switch. The port 13 CAT6 cable of the NYCT Moxy switch is for a future option and should never be plugged in. Plugging this cable will cause malfunctions to the Infotainment screens and could cause damage
FT5254
Service Bulletin/Repair Instructions
Turn Signal Foot Switch Failures
FT5198R2
Service Bulletin/Repair Instructions
Water infiltration inside roof fuse box
LI5164E
Service Bulletin/Repair Instructions
MCC Driver's Display Electrical Terminal Failure. Bracket installation to add a strain relief on the MCC display screen wires.
BS5210ER1
Service Bulletin/Repair Instructions
Horn may fail due to the low internal high heat resistance.
FT5245
Service Bulletin/Repair Instructions
ITS Moxy switch. The port 13 CAT6 cable of the NYCT Moxy switch is for a future option and should never be plugged in.Plugging this cable will cause malfunctions to the Infotainment screens and could cause damage.
FT5237
Service Bulletin/Repair Instructions
Difficulty in removing the engine air filter housing cover
FT5240
Service Bulletin/Repair Instructions
Filler Neck Valve Issue
FT5199R2
Service Bulletin/Repair Instructions
Gasket N55895 not installed in production (exhaust system)
FT5198R1
Service Bulletin/Repair Instructions
Water infiltration inside roof fuses box
FT5199R1
Service Bulletin/Repair Instructions
Missing gasket at flexible joint below
FT5232
Service Bulletin/Repair Instructions
Engine temperature too low. Engine code 3243
BS5210E
Service Bulletin/Repair Instructions
Horn may fail due to the low internal high heat resistance.
BS5209ER1
Service Bulletin/Repair Instructions
Rotron coolant pump. Burr on the flange might result in a coolant leakage. Nord-Lock washers may be missing.
FT5198
Service Bulletin/Repair Instructions
Water Inside Roof Fuse Box
LI5206E
Service Bulletin/Repair Instructions
A faulty coupler could prevent reception of the GPS signal and result in no stop announcements.
LI5185E
Service Bulletin/Repair Instructions
Cummins has issued a Temporary Repair Practice: TRP2484 â ECM Calibration for DEF Header Sensor Failures due to Parts Shortage TRP allowing temporary calibration of the engine ECM in the event of the DEF sensor failure and repeated error codes.
FT5216
Service Bulletin/Repair Instructions
Interlock pressure transducers failing
FT5181R1
Service Bulletin/Repair Instructions
Camera View and Color Issues
FT5218
Service Bulletin/Repair Instructions
e-steering fault light on Parker screen
FT5215
Service Bulletin/Repair Instructions
24V Electric Steering Hydraulic Issues NYCT
FT5211R1
Service Bulletin/Repair Instructions
Vapor Rear Plug Doors
FT5212
Service Bulletin/Repair Instructions
Vapor Rear Plug Doors Abbreviated Checklist Certification
FT5195
Service Bulletin/Repair Instructions
Bosch Steering Gear Box Hardware Loose
FT5191
Service Bulletin/Repair Instructions
Coolant Pipe Leaks at Solder Joint
FT5187R1
Service Bulletin/Repair Instructions
Steering box hardware
FT5186
Service Bulletin/Repair Instructions
Steering box inspection
FT5157R1
Service Bulletin/Repair Instructions
Vapor rear plug door lower pivot / guide pin hardware loose or missing
FT5156R2
Service Bulletin/Repair Instructions
Front and rear door Emergency Release pins not locked in place
FT5151
Service Bulletin/Repair Instructions
Fuel filter 90 degree fitting leaks
FT5159
Service Bulletin/Repair Instructions
Interlock Pressure Transducers Failing
FT5160
Service Bulletin/Repair Instructions
Vapor Rear Plug Door Sensitive Edge Wiring
BS5082E
Service Bulletin/Repair Instructions
The tell-tale light for the ''Brake worn out'' is actually non-functionnal.
FT5087
Service Bulletin/Repair Instructions
Grid heater cable missing its red boot
ft5086
Service Bulletin/Repair Instructions
remove grease on the mounting hardware to the side destination sign
ft5121
Service Bulletin/Repair Instructions
Rear plug door jam nuts loose
ft5084
Service Bulletin/Repair Instructions
Missing washers on the cover shade Dash
BS4773ER1
Service Bulletin/Repair Instructions
Voltage variation can cause heaters failure.
FT4389R1
Service Bulletin/Repair Instructions
ITS Box Shelves Loose
Reading this report
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.