B2126

Description

- Detention switch is installed on A/T shift selector. It is turned OFF when the A/T selector lever is in P position.
- The driver seat control unit judges that the A/T selector lever is in P position if continuity does not exist in this circuit.


DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION PROCEDURE

1.Drive the vehicle at 7 �4 km/h or more.
2.Check "Self diagnostic result" using CONSULT.
Is the DTC detected?
YES- Perform diagnosis procedure. Refer to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK DTC WITH "BCM"

Check "Self diagnostic result" for BCM using CONSULT.
Is the either DTC B2601,B2602, B2603, B2604 or B2605 detected?
YES- Check the DTC. Refer to "DTC Index" Testing and Inspection.
NO- GO TO 2.

2. CHECK DTC WITH "METER/M&A"

Check "Self diagnostic result" for METER/M&A using CONSULT.
Is the DTC detected?
YES- Check the DTC. Refer to "DTC Index" Testing and Inspection.
NO- GO TO 3.

3. CHECK DETENTION SWITCH SIGNAL

1.Turn ignition switch ON.
2.Select "DETENT SW" in the "Data Monitor" mode using CONSULT.
3.Check detention switch signal under the following condition.





Is the status normal?
YES- GO TO 5.
NO- GO TO 4.

4. CHECK DETENTION SWITCH CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect driver seat control unit connector and A/T shift selector connector.
3.Check continuity between driver seat control unit harness connector and A/T shift selector harness connector.





4.Check continuity between driver seat control unit harness connector and ground.





Is the inspection result normal?
YES- Replace driver seat control unit. Refer to"Removal and Installation" Removal and Installation.
NO- Repair or replace harness.

5. CHECK INTERMITTENT INCIDENT

Refer to "Intermittent Incident" Intermittent Incident.
- INSPECTION END