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DIAGNOSIS <S-AWC(SUPER ALL WHEEL CONTROL)> TSB Revision AUTOMATIC TRANSAXLE 23C-233 STEP 5. Check whether the diagnostic trouble code is YES : Replace the AWC-ECU. (Refer to go to Step 6. NO : Intermittent malfunction. (Refer to GROUP 00 − How to Cope with Intermittent Malfunction ). STEP 6. Check whether the diagnostic trouble code is YES : Return to Step 1. Code No.U1415: Coding incomplete/fail CAUTION • If there is any problem in the CAN bus lines, an incorrect diagnostic trouble code may be • Whenever the ECU is replaced, ensure that the CAN bus lines are normal. • When the diagnostic trouble code No.U1415 is set in AWC-ECU, the diagnostic trouble . OPERATION AWC-ECU receives the vehicle information stored in . DIAGNOSTIC TROUBLE CODE SET The code is set when the AWC-ECU coding has not . PROBABLE CAUSES • Malfunction of the CAN bus line • Coding not implemented • ETACS-ECU malfunction • Malfunction of AWC-ECU DIAGNOSTIC PROCEDURE STEP 1. M.U.T.-III CAN bus diagnostics. YES : Go to Step 2. − Troubleshooting ). STEP 2. M.U.T.-III diagnostic trouble code. − Troubleshooting Q: Is the diagnostic trouble code set? YES : Perform the relevant troubleshooting. |