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AUTOMATIC TRANSAXLE DIAGNOSIS <A/T> TSB Revision AUTOMATIC TRANSAXLE 23C-121 STEP 2. Check the DTC. YES : Check and repair the relevant DTC system. STEP 3. Check the transmission fluid properties. • Black: A/T inside damage, seizure • Milky: Water intrusion Q: Is the check result normal? YES : Go to Step 4. repair the inside. STEP 4. Check the transmission fluid level. YES : Go to Step 5. Step 5. STEP 5. Check the wiring harness, connector, and sensor • Check the wiring harness and connectors of the low-clutch pressure switch and low-reverse brake pressure switch. • Check the signals of C-37 TCM connector terminal No. 37 (output shaft speed sensor) and the terminal No. 38 (input Q: Is the check result normal? YES : Go to Step 6. STEP 6. Hydraulic pressure test . Q: Is the check result normal? YES : Go to Step 7. repair the inside. STEP 7. Erase the DTC code, and drive the vehicle for a YES : The procedure is complete. |