FixVault

Additional Service When Replacing TCM: Procedure

CAUTION: Immediately after TCM is replaced or after control valve or transaxle assembly is replaced (after TCM initialization is complete), self-diagnosis result of "P1701" may be displayed. In this case, erase self-diagnosis result using CONSULT. After erasing self-diagnosis result, perform DTC P1701 reproduction procedure and check that malfunction is not detected. Refer to "DTC LOGIC ".
  1. LOAD CALIBRATION DATA
    1. Shift the selector lever to the "P" position.
    2. Turn ignition switch ON.
    3. Check that "P" is displayed on shift position indicator on combination meter.
      NOTE: Displayed approximately 1 - 2 seconds after the selector lever is moved to the "P" position.

      Does the shift position indicator display "P"? 

      YES: GO TO  3.

      NO: GO TO 2.

  2. DETECT MALFUNCTIONING ITEM

    Check the following items:

    • Harness between the TCM and the ROM assembly inside the transaxle assembly is open or shorted.
    • Disconnected, loose, bent, collapsed, or otherwise abnormal connector housing terminals

      Is the inspection result normal? 

      YES: GO TO  1.

      NO: Repair or replace the malfunctioning parts.

  3. STORE CALIBRATION DATA
    1. Turn ignition switch OFF and wait for 5 seconds.
    2. Turn ignition switch ON.

      Does the shift position indicator display "P" at the same time when turning ON the ignition switch? 

      YES: WORK END

      NO: Check harness between battery and TCM harness connector terminal. Refer to "DIAGNOSIS PROCEDURE ".