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ST-26 < SYMPTOM DIAGNOSIS > [WITH HEATED STEERING WHEEL] HEATED STEERING WHEEL SWITCH INDICATOR LAMP DOES NOT TURN ON HEATED STEERING WHEEL SWITCH INDICATOR LAMP DOES NOT Description INFOID:0000000009721474 • Heated steering wheel switch indicator lamp does not turn on the lamp. Diagnosis Procedure INFOID:0000000009721475 1. CHECK POWER SOURCE AND GROUND CIRCUIT 1. Turn ignition switch ON. CAUTION: Never start the engine. 2. Turn heated steering wheel switch ON. 3. Check voltage between heated steering wheel switch harness connector terminals. Is the inspection result normal? YES >> GO TO 7. NO >> GO TO 2. 2. CHECK POWER SUPPLY (BATTERY) Check the following. Is the inspection result normal? YES >> GO TO 3. NO >> Repair or replace damaged parts. 3. CHECK GROUND CIRCUIT Check continuity between heated steering wheel switch harness connector terminal and ground. Is the inspection result normal? YES >> GO TO 4. NO >> Repair or replace damaged parts. 4. CHECK HARNESS BETWEEN HEATED STEERING WHEEL RELAY AND HEATED STEERING WHEEL SWITCH 1. Turn ignition switch OFF. 2. Disconnect heated steering wheel relay connector. Refer to ST-19, "Component Inspection (Heated 3. Disconnect heated steering wheel switch connector. Refer to ST-66, "Removal and Installation" . 4. Check continuity between heated steering wheel relay harness connector terminal and heated steering Heated steering wheel Condition Voltage (Approx.) Connector Terminal M28 5 − 6 Within 30 minutes after Battery voltage Other conditions. 0 V Heated steering wheel switch Ground Continuity Connector Terminal M28 6 Existed |