ITS61479
Service Bulletin/Repair Instructions
Instructions to rework center drive axle encoder harnesses.
Vehicle report
Technical 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.
ITS61479
Instructions to rework center drive axle encoder harnesses.
ITS61320
Install ferrite core enclosures inside rooftop inverters to eliminate excessive CMC and subsequent center axle bearing failures.
ITS61178
Instructions to install new breather hoses, brackets and breather boxes on each side of the center axle.
ITS61122
Instruction to Service for updating the battery program on certain ELFA2 buses for Improved BMS response to overcharging and other functional safety mechanisms, more robust detection of failure modes through DTCs, improving Battery Data Recorder (BDR) capabilities, streamlined flashing processes, and logic improvements for better integration with application.
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.