Diagnostic Procedure

WARNING: This page is about a different variant/trim than selected.

NOTE:

If a DTC is stored in the PCM, the malfunction may be resolved by repairing the malfunctioning location.

EXCESSIVE SHIFT SHOCK ON TORQUE CONVERTER CLUTCH (GW6A-EL, GW6AX-EL) DIAGNOSTIC PROCEDURE

Step	Inspection	Results	Action
1	PERFORM INITIAL LEARNING AND TCC LEARNING Perform the initial learning. (See INITIAL LEARNING .) Perform TCC learning using the following procedure: The ATF temperature is 20 °C {68 °F} or more. Constantly maintain the accelerator pedal opening angle between 20% to 60%. Accelerate the vehicle from a stop to 1st gear and from 1st to 2nd gear. Perform the shifting above (3) ten times. Does the symptom disappear?	Yes	Symptom troubleshooting is completed.
1		No	Go to the next step.
2	INSPECT SIGNAL PARTS FOR MALFUNCTION Inspect the value at the following PCM PIDs using the M-MDS. (See ON-BOARD DIAGNOSTIC TEST [PCM (VIN Y)] .) APP (APP sensor) RPM (CKP sensor) Is there any malfunction?	Yes	Repair or replace any malfunctioning parts according to the inspection result.
2		No	Replace the automatic transaxle. (See AUTOMATIC TRANSAXLE REMOVAL/INSTALLATION [GW6A-EL (VIN Y)] .) (See AUTOMATIC TRANSAXLE REMOVAL/INSTALLATION [GW6AX-EL (VIN Y)] .)