Defect Description For Recall
Motor Coach Industries (Mci) Is Recalling Certain 2018-2020 D4000, D4005, D4500, D4505 And D45Crtle Buses Manufactured With Electric Cooling Fans (E-Fan) For The Radiator And Charge Air Cooler, Borg Warner 55Si Model Dual Alternator Configuration (With A Sense StUD And Wire), And Parker Vansco Multiplexing Module (VMm) Multiplex System. A Build-Up Of Debris, Corrosion, And/Or Water Flow Could Cause A High Resistance Path To Ground For The Sense StUD On The Back Of The Alternator And Cause The Alternator To Produce Excessive Voltage Output, Which May Exceed The Threshold Limit Currently Programmed In The VMm And Result In A Loss Of Engine Power And Vehicle Shutdown.
Make Of Vehicle
MCI
Model Of Vehicle
D45 CRT LE
Year
2018
Recall Campaign Number
20V352000
Component Description
Electrical System:Alternator/Generator/Regulator
Effect Of Defect
If The Engine Shuts Down Or Loses Power While The Vehicle Is In Motion, This May Increase The Risk Of A Crash.
Fix Defect
MCI Will Notify The Affected Owners, And Dealers Will Install A New Application Code In The Parker VMm Multiplex Modules Increasing The Overvoltage Threshold Limit, Free Of Charge. The Recall Began July 23, 2020. Owners May Contact MCI Customer Service At 1-800-241-2947. Mci’S Number For This Recall Is Sb 479.
Vehicle Manufacturer
Motor Coach Industries
Start Of Manufacture
End Of Manufacture
Type Of Vehicle Recall
V
Number Affected
1067
Date Owners Notified
20200723
Initiated By
Mfr
Responsible Manufacturer
Motor Coach Industries
Date Report Received
20200612
Make Campaign Number
SB 479