DTC Diagnosis Procedure
- CHECK ACCELERATOR PEDAL POSITION SENSOR 1 POWER SUPPLY CIRCUIT
- Disconnect accelerator pedal position (APP) sensor harness connector.
- Turn ignition switch ON.
- Check the voltage between APP sensor harness connector and ground.
APP sensor
Ground
Voltage (V)
Connector
Terminal
E20
2
Ground
Approx. 5
Is the inspection result normal?
YES
GO TO 6.
NO
GO TO 2.
- CHECK SENSOR POWER SUPPLY CIRCUIT
Check harness for short to power and short to ground, between the following terminals.
ECM
Sensor
Connector
Terminal
Name
Connector
Terminal
F78
27
Crankshaft position sensor
F11
1
28
Camshaft position sensor (bank 1)
F104
1
Exhaust valve timing control position sensor (bank 1)
F71
1
F79
83
Electric throttle control actuator
F50
2
E77
146
APP sensor 1
E20
2
Is the inspection result normal?
YES
GO TO 3.
NO
Repair short to ground or short to power in harness or connectors.
- CHECK COMPONENTS
Check the following.
- Crankshaft position sensor (Refer to Component Inspection (Crankshaft Position Sensor) .)
- Camshaft position sensor (bank 1) (Refer to Component Inspection (Camshaft Position Sensor) .)
- Exhaust valve timing control position sensor (bank 1) (Refer to Component Inspection (Exhaust Valve Timing Control Position Sensor) .)
- Throttle position sensor (Refer to Component Inspection (Throttle Position Sensor) .)
- APP sensor 1 (Refer to Component Inspection (Accelerator Pedal Position Sensor) .)
Is the inspection result normal?
YES
GO TO 4.
NO
Replace malfunctioning component.
- CHECK THROTTLE POSITION SENSOR
Refer to Component Inspection (Throttle Position Sensor) .
Is the inspection result normal?
YES
GO TO 8.
NO
GO TO 5.
- REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
Replace electric throttle control actuator. Refer to Removal and Installation .
INSPECTION END
- CHECK ACCELERATOR PEDAL POSITION SENSOR
Refer to Component Inspection (Accelerator Pedal Position Sensor) .
Is the inspection result normal?
YES
GO TO 8.
NO
GO TO 7.
- REPLACE ACCELERATOR PEDAL ASSEMBLY
Replace accelerator pedal assembly. Refer to Removal and Installation .
INSPECTION END
- CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident .
INSPECTION END