AUTOMATIC TRANSMISSION SYSTEM, Diagnostic DTC:P0601

DTC Code DTC Name
P0601 Internal Control Module Memory Check Sum Error

DESCRIPTION

This compares values calculated by the TCM with the data stored within the TCM when the ignition switch is turned to ON, and if these do not match 2 times in series, then prohibits learning. If this continues further, power is cut to all solenoids (fixed to 4th).

DTC No.

DTC Detection Condition


  1. Diagnosis Condition

  2. Malfunction Status

  3. Malfunction Time

  4. Other

 Trouble Area
P0601

  1. Ignition switch is turned to ON

  2. TCM internal malfunction

  3. -

  4. 1-trip detection logic

 TCM

MONITOR DESCRIPTION

The TCM monitors its internal operation. If the internal operation is malfunctioning, the TCM illuminates the MIL and sets a DTC.

CAUTION / NOTICE / HINT

Note


  • Perform the universal trip to clear permanent DTCs Click here.

  • There is a possibility that the DTC P062F is issued from the ECUs of the ECM and TCM. Use GTS to conduct a health check to confirm which ECU the DTC is issued from and then inspect the related system.

PROCEDURE


  1. REPLACE TCM


    1. Replace the TCM Click here.


    NEXT

    PERFORM THE RESET MEMORY Click here