B170C

B170C TRUNK LINK SENSOR (LH)





Description
Trunk link sensor is installed to trunk arm. This sensor detects the magnet that is installed to the opponent arm and transmits trunk lid (front side) lock state signal to retractable hard top control unit.




DTC Logic

DTC DETECTION LOGIC

NOTE:
If two or more DTCs are detected, refer to Retractable Hard Top Control Unit, and determine trouble diagnosis order.






DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start engine.
2. Operate retractable hard top to fully open and fully close.
3. Check DTC.
Is DTC detected?
YES - Go to B170C.
NO - INSPECTION END




Diagnosis Procedure
1.CHECK TRUNK LINK SENSOR (LH) POWER SUPPLY CIRCUIT-I
1. Turn ignition switch OFF.
2. Disconnect trunk link sensor (LH) harness connector.
3. Turn ignition switch ON.
4. Check the voltage between trunk link sensor (LH) harness connector and ground.





Is the inspection result normal?
YES - GO TO 2.
NO - Repair or replace harness.
2.CHECK TRUNK LINK SENSOR (LH) GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect retractable hard top control unit harness connector.
3. Check the continuity between trunk link sensor (LH) sensor harness connector and retractable hard top control unit harness connector.





4. Check harness for short to ground and short to power.
Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace harness.
3.REPLACE TRUNK LINK SENSOR (LH)
Replace trunk link sensor (LH) sensor. Refer to Retractable Hard Top System.
Is the inspection result normal?
YES - INSPECTION END
NO - GO TO 4.
4.CHECK RETRACTABLE HARD TOP
Check retractable hard top mechanism deformation, looseness, rattle, interference with other parts, and pinched foreign materials. Refer to Exploded View.
Is the inspection result normal?
YES - GO TO 5.
NO - Repair or replace malfunctioning part.
5.REPLACE RETRACTABLE HARD TOP CONTROL UNIT
Replace retractable hard top control unit. Refer to Service and Repair.
Is the inspection result normal?
YES - INSPECTION END
NO - GO TO 6.
6.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
- INSPECTION END