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 2020 Mci J4500 in Canada.
On certain buses, the wrong glass may have been installed on the lower front entry door panel. As a result, the glass may not meet certain requirements of Canadian regulations.
An incorrect window glass could reduce visibility and increase the risk of a crash.
Motor Coach Industries (MCI) will notify owners by mail and provide you with instructions for how to replace the lower glass panel. Alternatively, you may schedule an appointment to have the lower glass panel replaced at an authorized MCI service center.
On certain buses, the fuel tubes between the fuel rail and the injectors may crack and create a fuel leak. Note: This recall only affects buses equipped with a Cummins X12 diesel engine.
A fuel leak can create the risk of a fire.
Cummins will notify owners by mail and instruct you to take your bus to a Cummins authorized service center to replace the fuel tubes for cylinders 4, 5 and 6 and install vibration isolators.
On certain buses, a circuit board for the main distribution panel (MDP) located in the battery compartment may fail. If this happens, the circuit board could overheat and cause a sudden vehicle shutdown.
A circuit board that overheats could create the risk of a fire. A sudden loss of engine power could increase the risk of a crash.
Motor Coach Industries (MCI) will notify owners by mail instruct you to take your bus to an authorized repair facility to replace the main distribution panel (MDP) with a new part that has a main disconnect and circuit breaker assembly. To reduce the safety risk, MCI recommends that you should inspect the condition of the MDP circuit board every 9600 km (6000 miles) until this recall is completed.
On certain motor coaches, the power cable in the battery compartment may have been routed incorrectly. As a result, the cable could be damaged by contact with nearby parts. If this happens, the cable could create a short circuit.
A short circuit could create the risk of a fire.
Motor Coach Industries (MCI) will notify owners by mail and instruct you to take your vehicle to a dealer to inspect the power cable in the battery compartment and reposition it, if necessary.
On certain buses, a build-up of corrosion on the alternator connection could cause it to malfunction. If this happens, the alternator voltage output may increase. As a result, the control module may switch off the engine and cause a vehicle shutdown.
A sudden loss of engine power and vehicle shutdown could increase the risk of a crash.
Motor Coach Industries (MCI) will notify owners by mail and instruct you to take your bus to an authorized repair facility to update the software in the Vehicle Multiplexing Module (VMM). MCI also recommends periodically inspecting, cleaning and re-applying corrosion inhibitor to the alternator.
Official Transport Canada safety campaigns, Canadian motor vehicle safety compliance standards and live VIN specifications.
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