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SYMPTOM PROCEDURES TSB Revision ELECTRONIC CONTROL AWD 27C-79 STEP 3. Voltage measurement at the AWD-ECU connector side connector terminals No.3, No.4 (Ignition switch "ON") OK: System voltage Q: Is the check result normal? YES : Go to Step 5. STEP 4. Wiring harness check YES : Go to Step 7. STEP 5. Resistance measurement at the AWD-ECU side connector terminals No. 10 and the body ground. OK: Continuity exists (2 ohm or less) Q: Is the check result normal? YES : Go to Step 7. STEP 6. Wiring harness check YES : Go to Step 7. STEP 7. Retest the system. YES : Replace AWD-ECU (Refer to ). Then go to Step 8. NO : The trouble can be an intermittent malfunction (Refer to GROUP 00 − How to Use Troubleshooting/How to Cope with Intermittent Malfunctions ). STEP 8. Retest the system. YES : Diagnose again from Step 1. |