• | 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. |
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.
No TFT DTC P0712
The calculated transmission oil life remaining is less than 10%.
DTC P0897 is a Type C DTC
DTC P0897 is a Type C DTC
• | Improper transmission cooling system may cause transmission fluid to age rapidly. |
• | A malfunctioning TFT sensor may cause transmission fluid to age rapidly. |
Automatic Transmission Controls Schematics
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 procedure |
• | Using a scan tool, reset the transmission oil life |
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.