Diagnosis Procedure
- CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR CONNECTOR FOR WATER
- Turn ignition switch OFF.
- Disconnect EVAP control system pressure sensor harness connector.
- Check sensor harness connector for water.
Water should not exist.
Is the inspection result normal?
YES: GO TO 2.
NO: Repair or replace harness connector.
- CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR POWER SUPPLY
- Turn ignition switch ON.
- Check the voltage between EVAP control system pressure sensor harness connector and ground.
+ - Voltage (Approx.) EVAP control system pressure sensor Connector Terminal B47 3 Ground 5 V Is the inspection result normal?
YES: GO TO 4.
NO: GO TO 3.
- CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect ECM harness connector.
- Check the continuity between EVAP control system pressure sensor harness connector and ECM harness connector.
+ - Continuity EVAP control system pressure sensor ECM Connector Terminal Connector Terminal B47 3 E16 113 Existed - Also check harness for short to ground and to power.
Is the inspection result normal?
YES: Perform the trouble diagnosis for power supply circuit.
NO: Repair or replace error-detected parts
- CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR GROUND CIRCUIT
- Turn ignition switch OFF.
- Disconnect ECM harness connector.
- Check the continuity between EVAP control system pressure sensor harness connector and ECM harness connector.
+ - Continuity EVAP control system pressure sensor ECM Connector Terminal Connector Terminal B47 1 E16 124 Existed - Also check harness for short to power.
Is the inspection result normal?
YES: GO TO 5.
NO: Repair or replace error-detected parts.
- CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR SIGNAL CIRCUIT
- Check the continuity between EVAP control system pressure sensor harness connector and ECM harness connector.
+ - Continuity EVAP control system pressure sensor ECM Connector Terminal Connector Terminal B47 2 E16 114 Existed - Also check harness for short to ground and to power.
Is the inspection result normal?
YES: GO TO 6.
NO: Repair or replace error-detected parts.
- Check the continuity between EVAP control system pressure sensor harness connector and ECM harness connector.
- CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR
Check the EVAP control system pressure sensor. Refer to "COMPONENT INSPECTION ".
Is the inspection result normal?
YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".
NO: Replace EVAP control system pressure sensor. Refer to "REMOVAL AND INSTALLATION ".