Inspection Procedure 13: Does not shift (no diagnosis code)


COMMENTS ON TROUBLE SYMPTOM



PROBABLE CAUSES



  • Malfunction of inhibitor switch
  • Malfunction of the A/T-ECU

DIAGNOSIS PROCEDURE

STEP 1. M.U.T.-III data list
Item 8: A/T control relay (Refer to Data List Reference Table ).

Q. Is the check result normal?
Go to Step 2.
Replace the A/T-ECU.

STEP 2. M.U.T.-III data list
Item 34: Inhibitor switch (Refer to Data List Reference Table ).

Q. Is the check result normal?
Replace the A/T-ECU.
Refer to diagnosis code P1770: Inhibitor switch system or diagnosis code P1771: Inhibitor switch system .