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EC9-392 < DTC/CIRCUIT DIAGNOSIS > [R9M] HOOD SWITCH HOOD SWITCH Component Function Check INFOID:0000000010309413 1. CHECK HOOD SWITCH FUNCTION With CONSULT 1. Turn ignition switch ON. 2. Select “HOOD SW” in “DATA MONITOR” mode of “IPDM E/R” using CONSULT. 3. Check indication as per the following conditions. Without CONSULT 1. Turn ignition switch ON. 2. Check the voltage between hood switch harness connector and ground as per the following conditions. Is the inspection result normal? YES >> INSPECTION END NO >> Proceed to EC9-392, "Diagnosis Procedure" . Diagnosis Procedure INFOID:0000000010309414 1. CHECK IPDM E/R OUTPUT 1. Turn ignition switch OFF. 2. Open the engine hood. 3. Disconnect hood switch harness connector. 4. Turn ignition switch ON. 5. Check the voltage between hood switch harness connector and ground. Is the inspection result normal? YES >> GO TO 3. NO >> GO TO 2. 2. CHECK HOOD SWITCH SIGNAL CIRCUIT 1. Disconnect IPDM E/R harness connector. 2. Check the continuity between hood switch harness connector and IPDM E/R harness connector. Monitor item Condition Indication HOOD SW Engine hood Close OPEN Open CLOSE + – Condition Voltage (Approx.) Hood switch Connector Terminal E100 1 Ground Engine Close Battery voltage Open 0 V + − Voltage (Approx.) Hood switch Connector Terminal E100 1 Ground Battery voltage + − Continuity Hood switch IPDM E/R Connector Terminal Connector Terminal E100 1 E102 60 Existed |