CHRYSLER, JEEP

21-070-15

2015-12-24 · NHTSA 10160081

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer summary

Original wording in English

Flash: PTU Motor Position Enhancements This bulletin involves updating the software in the Power Transfer Unit (PTU), Rear Driveline Module (RDM) and Drivetrain Control Module (DTCM). A customer with a KL vehicle may experience difficulty shifting out of 4 Wheel Low (4WL). A customer with a UF vehicle may experience All Wheel Drive (AWD) not operating correctly. On further inspection the Technician may find one or more of the following Diagnostic Trouble Codes (DTCs): ? C1494-92-PTU Fork Position - Performance or Incorrect Operation. ? C1499-92-RDM Motor Position - Performance or Incorrect Operation. ? C1496-92-PTU Motor Position - Performance or Incorrect Operation.

Repeated filings are grouped only when make, bulletin number, publication date and complete summary agree. Original record numbers are retained. Older publications remain available, and an explicit later version is shown when established. Pre-1994 vehicle associations are separated from default results; an unspecified year does not mean all model years apply.