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EC-342 < COMPONENT DIAGNOSIS > [VQ25DE, VQ35DE] IGNITION SIGNAL Is the inspection result normal? YES >> GO TO 2. NO >> Refer to . 2. CHECK IGNITION COIL POWER SUPPLY CIRCUIT-II 1. Turn ignition switch OFF. 2. Disconnect condenser harness connector. 3. Turn ignition switch ON. 4. Check the voltage between condenser harness connector and ground. Is the inspection result normal? YES >> GO TO 4. NO >> GO TO 3. 3. CHECK IGNITION COIL POWER SUPPLY CIRCUIT-III 1. Turn ignition switch OFF. 2. Disconnect IPDM E/R harness connector. 3. Check the continuity between IPDM E/R harness connector and condenser harness connector. 4. Also check harness for short to ground and short to power. Is the inspection result normal? YES >> Refer to . NO >> Repair open circuit, short to ground or short to power in harness or connectors. 4. CHECK CONDENSER GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Check the continuity between condenser harness connector and ground. 3. Also check harness for short to power. Is the inspection result normal? YES >> GO TO 5. NO >> Repair open circuit or short to power in harness or connectors. 5. CHECK CONDENSER EC-345, "Component Inspection (Condenser)" Is the inspection result normal? YES >> GO TO 6. NO >> Replace condenser. 6. CHECK IGNITION COIL POWER SUPPLY CIRCUIT-V 1. Reconnect all harness connectors disconnected. 2. Disconnect ignition coil harness connector. 3. Turn ignition switch ON. 4. Check the voltage between ignition coil harness connector and ground. Condenser Ground Voltage Connector Terminal F13 1 Ground Battery voltage IPDM E/R Condenser Continuity Connector Terminal Connector Terminal F12 49 F13 1 Existed Condenser Ground Continuity Connector Terminal F13 2 Ground Existed |