[23A] AUTOMATIC TRANSMISSION (FF) - - TROUBLESHOOTING <A/T> - SYMPTOM PROCEDURES - Inspection Procedure 14: Poor Acceleration | PRINT PAGE / INDEX / PRIOR / NEXT

Inspection Procedure 14: Poor Acceleration
COMMENTS ON TROUBLE SYMPTOM If acceleration is poor when downshifting occurs while driving, the cause is probably a malfunction of the engine system.
PROBABLE CAUSES Malfunction of engine system Malfunction of the engine-A/T-ECU
DIAGNOSIS PROCEDURE
STEP 1. Engine system check Refer to GROUP 13A, Troubleshooting <4G63>, GROUP 13B, Troubleshooting <4G64>, Refer to GROUP 13C, Troubleshooting <4G69>. Q: Is the check result normal? YES: Go to Step 2. NO: Repair the engine system.
STEP 2. Engine-A/T-ECU replacement Replace the engine-A/T-ECU. Test drive the vehicle. Verify that the condition described by the customer exists. Q: Does a malfunction take place again? YES: Go to Step 1. NO: The inspection is complete.

[23A] AUTOMATIC TRANSMISSION (FF) - - TROUBLESHOOTING <A/T> - SYMPTOM PROCEDURES - Inspection Procedure 14: Poor Acceleration | PRINT PAGE / INDEX / PRIOR / NEXT

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