B2603

B2603 SHIFT POSITION STATUS





Description
BCM confirms the shift position with the following 3 signals.
- ECVT selector lever
- P/N position switch




DTC Logic

DTC DETECTION LOGIC






DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine under the following conditions and wait for at least 1 second.
- ECVT selector lever is in the P or N position.
- Do not depress the brake pedal.
2. Shift to N and wait for at least 1 second.
3. Shift to any other gear and wait for at least 1 second.
4. Check "Self diagnostic result" with CONSULT-III.
Is DTC detected?
YES - Refer to "Diagnosis Procedure".
NO - Inspection End.




Diagnosis Procedure
1.CHECK DTC WITH IPDM E/R
Check "Self diagnostic result" with CONSULT-III. Refer to Testing and Inspection.
Is the inspection result normal?
YES - GO TO 2
NO - Repair or replace malfunctioning parts.
2.CHECK DTC WITH HV ECU
Check "Self diagnostic result" with CONSULT-III. Refer to Testing and Inspection.
Is the inspection result normal?
YES - GO TO 3
NO - Repair or replace malfunctioning parts.
3.CHECK PNP SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect hybrid vehicle control ECU harness connector and BCM harness connector.





3. Check continuity between hybrid vehicle control ECU harness connector E65 (A) terminal 37 and BCM harness connector M18
(B) terminal 48.





4. Check continuity between hybrid vehicle control ECU harness connector E65 (A) terminal 37 and ground.





Is the inspection result normal?
YES - GO TO 4
NO - Repair harness or connector.
4.CHECK ECVT DEVICE POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect ECVT device (detention switch) harness connector.





3. Check voltage between ECVT device (detention switch) harness connector and ground.





Is the inspection result normal?
YES - GO TO 6
NO - GO TO 5
5.CHECK ECVT DEVICE POWER SUPPLY CIRCUIT
1. Disconnect BCM harness connector.





2. Check continuity between BCM harness connector M19 (A) terminal 84 and ECVT device (detention switch) harness connector
M23 (B) terminal 8.





3. Check continuity between BCM harness connector M19 (A) terminal 84 and ground.





Is the inspection result normal?
YES - Replace BCM. Refer to BCM (Body Control Module).
NO - Repair harness or connector.
6.CHECK ECVT DEVICE CIRCUIT
1. Disconnect BCM harness connector.





2. Check continuity between BCM harness connector M19 (A) terminal 87 and ECVT device (detention switch) harness connector
M23 (B) terminal 9.





3. Check continuity between BCM harness connector M19 (A) terminal 87 and ground.





Is the inspection result normal?
YES - GO TO 7
NO - Repair harness or connector.
7.CHECK ECVT DEVICE
Refer to B2601.
Is the inspection result normal?
YES - GO TO 8
NO - Replace ECVT device. Refer to Removal And Installation.
8.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
- Inspection End.