VR30DDTT engine
- CHECK APP SENSOR 2 POWER SUPPLY
- Disconnect accelerator pedal position (APP) sensor harness connector.
- Turn ignition switch ON.
- Check the voltage between APP sensor harness connector and ground.
+
-
Voltage (V)
APP sensor
Connector
Terminal
M124
10
Ground
Approx. 5
Is the inspection result normal?
YES
GO TO 4.
NO
GO TO 2.
- CHECK APP SENSOR 2 POWER SUPPLY CIRCUIT FOR OPEN AND SHORT
- Turn ignition switch OFF.
- Disconnect ECM harness connector.
- Check the continuity between APP sensor harness connector and ECM harness connector.
+
-
Continuity
APP sensor
ECM
Connector
Terminal
Connector
Terminal
M124
10
E152
194
Existed
Is the inspection result normal?
YES
GO TO 3.
NO
Repair or replace error-detected parts.
- CHECK SENSOR POWER SUPPLY 2 CIRCUIT
Refer to Diagnosis Procedure .
Is the inspection result normal?
YES
Perform the trouble diagnosis for ECM power supply circuit. Refer to Diagnosis Procedure .
NO
Repair or replace error-detected parts.
- CHECK APP SENSOR 2 GROUND CIRCUIT FOR OPEN AND SHORT
- Turn ignition switch OFF.
- Disconnect ECM harness connector.
- Check the continuity between APP sensor harness connector and ECM harness connector.
+
-
Continuity
APP sensor
ECM
Connector
Terminal
Connector
Terminal
M124
11
E152
196
Existed
- Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
GO TO 5.
NO
Repair or replace error-detected parts.
- CHECK APP SENSOR 2 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
- Check the continuity between APP sensor harness connector and ECM harness connector.
+
-
Continuity
APP sensor
ECM
Connector
Terminal
Connector
Terminal
M124
12
E152
195
Existed
- Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
GO TO 6.
NO
Repair or replace error-detected parts.
- Check the continuity between APP sensor harness connector and ECM harness connector.
- CHECK APP SENSOR
Refer to Component Inspection .
Is the inspection result normal?
YES
INSPECTION END
NO
Replace accelerator pedal assembly. Refer to ACCELERATOR CONTROL SYSTEM : Removal & Installation .