FIAT

21-033-17

Manufacturer communications

Publication date: 2017-09-21
Received by NHTSA: 2017-11-03
NHTSA record numbers: 10121805

Manufacturer summary

Original wording in English

Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Customers may experience a (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs:P0887-00 - TCM Power Control Circuit High. P0901 - Clutch Actuator Circuit Range/Performance. U0001-00 - Can C Bus. U1412 - Implausible Vehicle Speed Signal Received. The following enhancement is included in the software update:Introducing a switch, allowing the deactivation of aging function.

NHTSA manufacturer communications ↗

Reported code forms

P0887 P0901 U0001 U1412

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

FiatP0887-00

TCM Power Control Circuit High

NHTSA 10121805 · NHTSA 10121813

FiatP0901

Clutch Actuator Circuit Range/Performance

NHTSA 10121805 · NHTSA 10121813

FiatU1412

Implausible Vehicle Speed Signal Received

NHTSA 10121805 · NHTSA 10121813

Check vehicle applicability

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

Make	Model	Model year
Fiat	500X	2017

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