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AUTOMATIC TRANSAXLE DIAGNOSIS TSB Revision AUTOMATIC TRANSAXLE 23A-268 INSPECTION PROCEDURE 8: Shift Shocks when Shifting from "N" to "D," "N" to "R" and Long Delay COMMENT TROUBLESHOOTING HINTS (The most likely causes for this code to be set:) • Abnormal line pressure • Malfunction of the oil pump • Malfunction of the valve body • Malfunction of the PCM DIAGNOSIS STEP 1. Check the hydraulic pressure. transmission is in 1st, 2nd or reverse. Check if each , Hydraulic Pressure Test. (2) If some elements are within the standard value and some are not, recheck the symptom. Q: Are all hydraulic pressures within the standard value? YES : Go to Step 3. STEP 2. Adjust line pressure. , Line Pressure Adjustment. Then check the symptom. Q: Is the symptom eliminated? YES : Diagnosis is complete. STEP 3. Check when shift shocks occur. Q: When the shift shocks occur? When engaging from N to D and N to R : Go to Step 4. STEP 4. Replace the oil pump. to GROUP 23B, Transaxle . Then check the symptom. Q: Is the symptom eliminated? YES : Diagnosis is complete. AC001865 |