|
|
IGNITION SIGNAL EC-667 C D E F G H I J K L M A EC
2005 Pathfinder 12. CHECK IGNITION COIL GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Check harness continuity between ignition coil terminal 2 and ground. 3. Also check harness for short to power. OK or NG OK >> GO TO 14. NG >> GO TO 13. 13. DETECT MALFUNCTIONING PART Check the following. ● Harness connectors F125, F26 ● Harness for open or short between ignition coil and ground >> Repair open circuit or short to power in harness or connectors. 14. CHECK IGNITION COIL OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Disconnect ECM harness connector. 2. Check harness continuity between ECM terminals 60, 61, 62, 79, 80, 81 and ignition coil terminal 1. 3. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 16. NG >> GO TO 15. 15. DETECT MALFUNCTIONING PART Check the following. ● Harness connectors F26, F125 ● Harness for open or short between ignition coil and ECM >> Repair open circuit or short to ground or short to power in harness or connectors. 16. CHECK IGNITION COIL WITH POWER TRANSISTOR Refer to EC-668, "Component Inspection" . OK or NG OK >> GO TO 17. NG >> Replace ignition coil with power transistor. 17. CHECK INTERMITTENT INCIDENT Refer to EC-158, "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" . >> INSPECTION END Continuity should exist. Continuity should exist. |