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SYMPTOM PROCEDURES TSB Revision SWS SYMPTOM PROCEDURES 54Bb-35 STEP 2. Check the battery power supply circuit to the voltage available at the relay box side of the connector. (2) Measure the voltage between terminal 7 and ground. • The voltage should be approximately 12 volts (battery positive voltage). Q: Is the measured voltage approximately 12 volts (battery positive voltage)? STEP 3. Check the front-ECU connector A-07X for loose, YES : Go to Step 4. to GROUP 00E, Harness Connector Inspection . The system should communicate with the front-ECU normally. STEP 4. Check the wiring harness between front-ECU 07X (terminal 7) and the battery in good condition? connector(s) may have loose, corroded or damaged AC204183 CONNECTOR : A-07X AB 2 1 3 4 6 7 8 9 5 11 10 RELAY BOX SIDE 1 2 3 4 5 7 9 10 6 8 11 ACX01287AB CONNECTOR A-07X AC204183 CONNECTOR : A-07X AB 2 1 3 4 6 7 8 9 5 11 10 RELAY BOX SIDE AC204183 CONNECTOR : A-07X AB 2 1 3 4 6 7 8 9 5 11 10 RELAY BOX SIDE |