Safety defect investigations, technical specifications, and manufacturer repair notices for Canadian owners.
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Safety recall notices and repair campaigns registered for the 2023 Ic Bus Ev School Bus in Canada.
On certain electric school buses, the high-voltage power disconnect switch may not work properly. As a result, the high-voltage distribution module could still have power even if the switch is in the ''OFF'' position. This issue could cause a person not to be aware that the high-voltage system is still powered. Safety Risk: Not being aware that a high-voltage system is powered could create a risk of injury. Corrective Actions: International Motors will notify owners by mail and advise you to take your school bus to a dealership to remove the shorting bars in the high-voltage disconnect bypass connector.
Not being aware that a high-voltage system is powered could create a risk of injury.
International Motors will notify owners by mail and advise you to take your school bus to a dealership to remove the shorting bars in the high-voltage disconnect bypass connector.
On certain school buses, the warning light for the antilock brake system (ABS) doesn't stay on when there's a problem with the system, and the vehicle is moving.
A driver that is not warned about a problem with the antilock brake system could have an increased risk of a crash.
Navistar will notify owners by mail and instruct you to take your bus to a dealership to update the brake system electronic control unit software.
On certain school buses, the roof panels may not have been attached correctly. As a result, the bus may not meet Canadian regulations for roof panel joint strength, and the panels could separate in a crash.
A roof panel that separates in a crash could create an increased risk of injury.
Navistar will notify owners by mail and instruct you to take your bus to a dealership to inspect the roof joints, and add screws to the joints if necessary.
On certain school buses, the warning lamp for the electronic stability control (ESC) system doesn't turn on when there is an ESC malfunction. Instead, only the traction control lamp will turn on.
A driver that isn't aware of an ESC malfunction could have increased risk of a crash.
Navistar will notify owners by mail and instruct you to take your bus to a dealership to update the antilock brake system (ABS) electronic control unit.
On certain school buses, the bolts that attach the torque arm to the rear axle housing may not have been tightened correctly. As a result, the bolts may loosen over time and the rear axle could move from side-to-side. If this happens, there could be a sudden change in vehicle stability.
A sudden change in vehicle stability could cause a loss of control and increase the risk of a crash.
Navistar will notify owners by mail and instruct you to take your bus to a dealership to replace the bolts that attach the transverse torque arm to the rear axle, and tighten them correctly.
On certain school buses, the lock nuts for multiple front and rear suspension and steering parts may not have been manufactured correctly. As a result, the nut(s) could loosen. If this happens, there could be a sudden change in vehicle stability and/or a loss of steering control.
A loss of steering could create the risk of a crash. A sudden change in vehicle stability could cause a loss of control and increase the risk of a crash.
Navistar will notify owners by mail and instruct you to take your vehicle to a dealership to replace the affected hex flange lock nuts.
On certain electric school buses, the high-voltage positive cables from the battery packs to the manual service disconnect (MSD) may be marked with blue tape instead of white tape. A high-voltage cable with the wrong markings may indicate to a first responder, technician, or customer that the cable is de-energized, when it still has power.
A high-voltage cable that isn't marked correctly could create a risk of injury.
Navistar will notify owners by mail and instruct you to take your bus to a dealership to install white marking tape and warning labels on the high-voltage cables from the battery packs to the MSD
On certain school buses, the nut that attaches the steering wheel to the steering shaft may not have been properly tightened. If the nut loosens, the steering wheel could detach and cause a loss of steering control.
A loss of steering control can create the risk of a crash.
IC Bus advises you to park your school bus immediately until you can schedule an appointment with any IC Bus dealer to have your vehicle repaired. The dealer will remove and reinstall the steering wheel, apply thread-locking compound and tighten the nut correctly.
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