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B1C01 FRONT HEIGHT SENSOR SIGNAL EXL-109 < DTC/CIRCUIT DIAGNOSIS > [LED HEADLAMP] C D E F G H I J K M A B EXL N O P 2. CHECK FRONT HEIGHT SENSOR GROUND CIRCUIT (OPEN) 1. Turn ignition switch OFF. 2. Disconnect IPDM E/R connector and front height sensor connector. 3. Check continuity between IPDM E/R harness connector and front height sensor harness connector. Is the inspection result normal? YES >> GO TO 3. NO >> Repair or replace harness. 3. CHECK FRONT HEIGHT SENSOR SIGNAL CIRCUIT (SHORT TO BATTERY) Check the voltage between IPDM E/R harness connector and ground. Is the inspection result normal? YES >> GO TO 8. NO >> Repair or replace harness. 4. CHECK FRONT HEIGHT SENSOR POWER SUPPLY CIRCUIT (OPEN) 1. Turn ignition switch OFF. 2. Disconnect IPDM E/R connector and front height sensor connector. 3. Check continuity between IPDM E/R harness connector and front height sensor harness connector. Is the inspection result normal? YES >> GO TO 5. NO >> Repair or replace harness. 5. CHECK FRONT HEIGHT SENSOR SIGNAL CIRCUIT (OPEN) Check continuity between IPDM E/R harness connector and front height sensor harness connector. Is the inspection result normal? YES >> GO TO 6. NO >> Repair or replace harness. 6. CHECK FRONT HEIGHT SENSOR SIGNAL CIRCUIT (SHORT TO GROUND) Check continuity between IPDM E/R harness connector and ground. IPDM E/R Front height sensor Continuity Connector Terminal Connector Terminal E12 32 E28 2 Existed + - Voltage (Approx.) IPDM E/R Connector Terminal E12 26 Ground 0 V IPDM E/R Front height sensor Continuity Connector Terminal Connector Terminal E12 31 E28 3 Existed IPDM E/R Front height sensor Continuity Connector Terminal Connector Terminal E12 26 E28 1 Existed IPDM E/R — Continuity Connector Terminal E12 26 Ground Not existed |