Diagnosis Procedure
- CHECK GROUND CONNECTION
- Turn ignition switch OFF.
- Check ground connection E38. Refer to "CIRCUIT INSPECTION ".
Is the inspection result normal?
YES: GO TO 2.
NO: Repair or replace ground connection.
- CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR CONNECTOR FOR WATER
- 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 3.
NO: Repair or replace harness connector.
- CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR POWER SUPPLY CIRCUIT
- Turn ignition switch ON.
- Check the voltage between EVAP control system pressure sensor harness connector and ground.
TERMINAL VOLTAGE REFERENCE CHARTEVAP control system pressure sensor Ground Voltage Connector Terminal B21 3 Ground Approx. 5 V Is the inspection result normal?
YES: GO TO 8.
NO: GO TO 4.
- CHECK SENSOR POWER SUPPLY CIRCUITS
Check harness for short to power and short to ground, between the following terminals.
TERMINAL REFERENCE CHARTECM Sensor Connector Terminal Name Connector Terminal F8 74 Refrigerant pressure sensor E49 3 75 CKP sensor (POS) F20 1 76 EVAP control system pressure sensor B21 3 77 Battery current sensor F51 1 E16 102 APP sensor E110 5 Is the inspection result normal?
YES: GO TO 5.
NO: Repair short to ground or short to power in harness or connectors.
- CHECK COMPONENTS
Check the following.
- Battery current sensor (Refer to "COMPONENT INSPECTION ".)
- Crankshaft position sensor (POS) (Refer to "COMPONENT INSPECTION ".)
- Refrigerant pressure sensor (Refer to "DIAGNOSIS PROCEDURE ".)
Is the inspection result normal?
YES: GO TO 6.
NO: Replace malfunctioning component.
- CHECK APP SENSOR
Refer to "COMPONENT INSPECTION ".
Is the inspection result normal?
YES: GO TO 9.
NO: GO TO 7.
- REPLACE ACCELERATOR PEDAL ASSEMBLY
- Replace accelerator pedal assembly
- Perform "SPECIAL REPAIR REQUIREMENT ".
INSPECTION END
- CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR
Refer to "COMPONENT INSPECTION ".
Is the inspection result normal?
YES: GO TO 9.
NO: Replace EVAP control system pressure sensor.
- CHECK INTERMITTENT INCIDENT
Refer to "INTERMITTENT INCIDENT ".
INSPECTION END