Technical Service Bulletin SB 438 — 2016 MCI J4500
ELECTRICAL SYSTEM:SOFTWARE
Bulletin Details
| TSB ID | SB 438 |
| Manufacturer | |
| Vehicle | 2016 MCI J4500 |
| Component | ELECTRICAL SYSTEM:SOFTWARE |
| Communication Date |
Bulletin Summary
THIS SERVICE BULLETIN INFORMS AFFECTED CUSTOMERS THAT DUE TO INCORRECT PROGRAMMING OF THE MULTIPLEX CONTROLLER, ON MODEL YEAR 2016 AND 2017 MCI J4500 MODEL COACHES EQUIPPED WITH PARKER MULTIPLEXING SYSTEM, COACHES MAY EXPERIENCE THE WARNING TELL-TALE LIGHTS NOT ILLUMINATING FOR THE DPF, DEF AND TAG AXLE FAULT CONDITIONS, AND ON CUMMINS ISX EQUIPPED COACHES, THE FAN PROGRAMMING DOES NOT PERFORM AS DESIGNED, RESULTING IN THE STOP ENGINE WARNING TELL-TALE LIGHT ILLUMINATING AND THE HOT ENGINE PROTECTION SHUTDOWN FEATURE INITIATING. MCI WILL REMEDY THE AFFECTED COACHES AT NO COST TO CUSTOMERS.
About Technical Service Bulletins
A Technical Service Bulletin (TSB) is a document issued by a vehicle manufacturer to its dealers, describing a known issue with a specific vehicle or set of vehicles and the recommended procedure to fix it. Unlike recalls, TSBs are not mandatory and are typically only performed if an owner reports the related issue. However, TSBs can be an indicator of common problems with a vehicle.