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ACCESSORY SOCKET AND CIGARETTE LIGHTER CHASSIS ELECTRICAL 54A-197 wiring harness-side connector. (2) Turn the ignition switch to the "ACC" or "ON" position. (3) Check the voltage between the accessory socket connector (ASK2 terminal) and body earth. OK: System voltage Q: Is the check result normal? YES : Go to Step 5. NO : Go to Step 4. STEP 4. Check of short to power supply, short to Q: Is the check result normal? YES : Go to Step 5. NO : Repair the connector(s) or wiring harness. STEP 5. Resistance measurement at accessory resistance available at the wiring harness side of (2) Measure the resistance between the accessory socket connector (earth terminal) and body earth. OK: Continuity exists (2 Ω or less) Q: Is the check result normal? YES : Go to Step 7. NO : Go to Step 6. STEP 6. Check of open circuit in earth line Q: Is the check result normal? YES : Go to Step 7. NO : Repair the connector(s) or wiring harness. STEP 7. Retest the system Q: Is the check result normal? YES : The trouble can be an intermittent malfunction (Refer to GROUP 00 − How to Use Troubleshooting/Inspection Service − How to Cope with Intermittent Malfunction ). NO : Replace the accessory socket. Inspection Procedure 2: The cigarette lighter does not work. CAUTION Before replacing the ECU, ensure that the power OPERATION When the ignition switch is in the ON or ACC posi- COMMENTS ON TROUBLE SYMPTOM If the cigarette lighter cannot be used even when the PROBABLE CAUSES • Malfunctions of cigarette lighter • Malfunction of the ETACS-ECU • Damaged harness wires and connectors DIAGNOSIS PROCEDURE STEP 1. M.U.T.-III other system diagnosis code Q: Is the check result normal? YES : Troubleshoot the ETACS-ECU. Refer to ETACS-ECU − Troubleshooting . NO : Go to Step 2. STEP 2. M.U.T.-III other system data list • Item No. Item name Normal Item 288 ACC switch ON Turn the ignition switch to the ACC position. OK: Normal condition is displayed. Q: Is the check result normal? YES : Go to Step 3. NO : Refer to ETACS − Input Signal Procedure 1 "The ignition switch (ACC) signal is not . |