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DIAGNOSIS <S-AWC(SUPER ALL WHEEL CONTROL)> TSB Revision AUTOMATIC TRANSAXLE 23C-221 STEP 7. Check the wiring harness between C-139 YES : Go to Step 8. problem is found, repair the wiring harness. Then go STEP 8. M.U.T.-III data list. ). Q: Is the check result normal? YES : Intermittent malfunction. (Refer to GROUP 00 − How to Cope with Intermittent Malfunction ). NO : Replace the ETACS-ECU. (Refer to GROUP 54A − ETACS-ECU STEP 9. M.U.T.-III data list. ). Q: Is the check result normal? YES : Intermittent malfunction. (Refer to GROUP 00 − How to Cope with Intermittent Malfunction ). NO : Replace the AWC-ECU. (Refer to ). Then go to Step 10. STEP 10. Check whether the diagnostic trouble code is YES : Return to Step 1. Code No.C2203: Chassis No. Not Recorded 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. . OPERATION AWC-ECU receives chassis number information . DIAGNOSTIC TROUBLE CODE SET This diagnostic trouble code is set when the chassis . PROBABLE CAUSES • Malfunction of the CAN bus line • Chassis number not written • Malfunction of ECM • Malfunction of AWC-ECU • ETACS-ECU malfunction |