P2014

P2014 TUMBLE CONTROL VALVE POSITION SENSOR

Description






Tumble control valve position sensor is built into the tumble control valve actuator (2).





The sensor consists of a permanent magnet and Hall IC. It senses the valve shaft movement and feeds the voltage signals to the ECM.


DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 11 V at idle.
- GO TO 2.

2. PERFORM DTC CONFIRMATION PROCEDURE

1.Start engine and let it idle for 5 seconds.
2.Check 1st trip DTC.
Is 1st trip DTC detected?
YES- Go to "Diagnosis Procedure".
NO- INSPECTION END


Diagnosis Procedure


1. CHECK GROUND CONNECTION

1.Turn ignition switch OFF.
2.Check ground connection E9. Refer to Ground Inspection in Circuit Inspection.
Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace ground connection.


2. CHECK TUMBLE CONTROL VALVE POSITION SENSOR POWER SUPPLY CIRCUIT-I

1.Reconnect ECM harness connector disconnected.
2.Turn ignition switch ON.





3.Check the voltage between tumble control valve actuator harness connector and ground.





Is the inspection result normal?
YES- GO TO 8.
NO- GO TO 3.

3. CHECK TUMBLE CONTROL VALVE POSITION SENSOR POWER SUPPLY CIRCUIT-II

1.Turn ignition switch OFF.
2.Disconnect ECM harness connector.
3.Check the continuity between tumble control valve actuator harness connector and ECM harness connector.





Is the inspection result normal?
YES- GO TO 4.
NO- Repair open circuit.

4. CHECK TUMBLE CONTROL VALVE POSITION SENSOR POWER SUPPLY CIRCUIT-III

Check harness for short to power and short to ground, between the following terminals.





Is the inspection result normal?
YES- GO TO 5.
NO- Repair short to ground or short to power in harness or connectors.

5. CHECK COMPONENTS

Check the following.
- Refrigerant pressure sensor (Refrigerant Pressure Sensor.)
- Crankshaft position sensor (POS) (CKP Sensor (POS) For California.)
- EVAP control system pressure sensor (EVAP Control System Pressure Sensor For California.)
Is the inspection result normal?
YES- GO TO 6.
NO- Replace malfunctioning components.

6. CHECK APP SENSOR

APP Sensor For California.
Is the inspection result normal?
YES- GO TO 10.
NO- GO TO 7.

7. REPLACE ACCELERATOR PEDAL ASSEMBLY

Replace accelerator pedal assembly. Removal And Installation.
- INSPECTION END

8. CHECK TUMBLE CONTROL VALVE POSITION SENSOR GROUND CIRCUIT FOR OPEN AND SHORT

1.Turn ignition switch OFF.
2.Disconnect ECM harness connector.
3.Check the continuity between tumble control valve actuator harness connector and ECM harness connector.





4.Also check harness for short to ground and short to power.
Is the inspection result normal?
YES- GO TO 9.
NO- Repair open circuit or short to ground or short to power in harness or connectors.

9. CHECK TUMBLE CONTROL VALVE POSITION SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND

SHORT
1.Check the continuity between tumble control valve actuator harness connector and ECM harness connector.





2.Also check harness for short to ground and short to power.
Is the inspection result normal?
YES- GO TO 10.
NO- Repair open circuit or short to ground or short to power in harness or connectors.

10. CHECK INTERMITTENT INCIDENT

Intermittent Incident.
Is the inspection result normal?
YES- Replace intake manifold adapter. Service and Repair.
NO- Repair or replace harness or connectors.