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AUTOMATIC TRANSAXLE DIAGNOSIS TSB Revision AUTOMATIC TRANSAXLE 23A-305 STEP 6. Check the reverse clutch, low-reverse brake or Reverse and Overdrive Clutch . Then check the symptom. YES : The procedure is complete. STEP 7. Replace the PCM. YES : The procedure is complete. INSPECTION PROCEDURE 4: Does not Move (forward or backward) . COMMENT . TROUBLESHOOTING HINTS (The most likely • Abnormal line pressure • Malfunction of the power train • Malfunction of the oil pump • Malfunction of the valve body • Low transmission fluid level • Malfunction of the PCM DIAGNOSIS STEP 1. Check the hydraulic pressure. Hydraulic Pressure Test. If some elements pressures are within YES : Check transmission fluid level and condition. If not OK, repair or replace as necessary, then recheck NO : Go to Step 2. AC001863 AB LOW-REVERSE BRAKE REVERSE CLUTCH |