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DTC P0453 EVAP CONTROL SYSTEM PRESSURE SENSOR EC-435 C D E F G H I J K L M A EC 2006 Pathfinder 3. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR POWER SUPPLY CIRCUIT 1. Turn ignition switch ON. 2. Check voltage between EVAP control system pressure sensor OK or NG OK >> GO TO 5. NG >> GO TO 4. 4. DETECT MALFUNCTIONING PART Check the following. ● Harness connectors C1, E41 ● Harness connectors E5, F14 ● Harness for open or short between EVAP control system pressure sensor and ECM >> Repair open circuit or short to ground or short to power in harness or connectors. 5. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Disconnect ECM harness connector. 3. Check harness continuity between EVAP control system pressure sensor terminal 1 and ECM terminal 4. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 7. NG >> GO TO 6. 6. DETECT MALFUNCTIONING PART Check the following. ● Harness connectors C1, E41 ● Harness connectors E5, F14 ● Harness for open or short between EVAP control system pressure sensor and ECM >> Repair open circuit or short to ground or short to power in harness or connectors. Voltage: Approximately 5V PBIB0138E Continuity should exist. |