P0897

DTC P0897

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
* Review Strategy Based Diagnosis for an overview of the diagnostic approach.
* Diagnostic Procedure Instructions provides an overview of each diagnostic category.



DTC Descriptor
DTC P0897
- Transmission Fluid Life




Circuit/System Description

Transmission fluid life is determined by monitoring transmission fluid temperature over a period of time. The transmission control module (TCM) calculates transmission fluid life based on a set of temperature ranges stored in TCM memory.


Conditions for Running the DTC

No TFT DTC P0712


Conditions for Setting the DTC

The calculated transmission oil life remaining is less than 10 percent.


Action Taken When the DTC Sets

DTC P0897 is a Type C DTC


Conditions for Clearing the DTC

DTC P0897 is a Type C DTC


Diagnostic Aids

* Improper transmission cooling system may cause transmission fluid to age rapidly.
* A malfunctioning TFT sensor may cause transmission fluid to age rapidly.



Reference Information
Schematic Reference

Automatic Transmission Controls Schematics (Electrical Diagrams)
Connector End View Reference

* Electrical Center Identification Views
* Component Connector End Views
* Splice Pack Connector End Views
* Inline Harness Connector End Views

Electrical Information Reference

* Circuit Testing
* Connector Repairs
* Testing for Intermittent Conditions and Poor Connections
* Wiring Repairs

DTC Type Reference

* Diagnostic Trouble Code (DTC) Type Definitions (Diagnostic Trouble Code Descriptions)
* Diagnostic Trouble Code (DTC) List/Type (Diagnostic Trouble Code Descriptions)

Scan Tool Reference

Control Module References for scan information.


Circuit/System Verification

Observe the DTC information with the scan tool. Verify that the DTC is not set.

If DTC P0897 is set


* Perform the Transmission Fluid Replacement (Removal and Replacement) procedure
* Using a scan tool, reset the transmission oil life



Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.