P1236

P1236, P2118 THROTTLE CONTROL MOTOR

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
1.Turn ignition switch OFF and wait at least 10 seconds.
2.Turn ignition switch ON.
3.Turn ignition switch OFF and wait at least 10 seconds.
- GO TO 2.

2. PERFORM DTC CONFIRMATION PROCEDURE

1.Turn ignition switch ON and wait at least 2 seconds.
2.Start engine and let it idle for 5 seconds.
3.Check DTC.
Is DTC detected?
YES- Proceed to .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK THROTTLE CONTROL MOTOR OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT

1.Disconnect electric throttle control actuator harness connector.
2.Disconnect ECM harness connector.
3.Check the continuity between electric throttle control 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 2.
NO- Repair or replace malfunctioning part.

2. CHECK THROTTLE CONTROL MOTOR

P1233.
Is the inspection result normal?
YES- GO TO 3.
NO- GO TO 4.

3. CHECK INTERMITTENT INCIDENT

Intermittent Incident.
Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace harness or connectors.

4. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR

Replace malfunctioning electric throttle control actuator. Removal And Installation.
- INSPECTION END


Component Inspection (Electric Throttle Control Motor)


1. CHECK THROTTLE CONTROL MOTOR

1.Turn ignition switch OFF.
2.Disconnect electric throttle control actuator harness connector.
3.Check resistance between electric throttle control actuator terminals as per the following.





Is the inspection result normal?
YES- INSPECTION END
NO- GO TO 2.

2. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR

Replace malfunctioning electric throttle control actuator. Removal And Installation.
- INSPECTION END