Soft Top Control Unit

SOFT TOP CONTROL UNIT

Description

Soft top control unit detects roof state and controls rear defogger.


Component Function Check


1. CHECK REAR WINDOW DEFOGGER

With CONSULT
1.Turn ignition switch ON and soft top fully close.
2.Select "REAR DEFOGGER" of "BCM" using CONSULT.
3.Select "REAR DEFOGGER" in "ACTIVE TEST" mode.
4.Touch "ON".
5.Check that the rear window heating wire is getting warmer.
Is the inspection result normal?
YES- Soft top control unit is OK.
NO- .


Diagnosis Procedure


1. CHECK FUSE

1.Turn ignition switch OFF.
2.Check the following.
-20A fuse [No.14, located in fuse block (J/B)]
-20A fuse [No.15, located in fuse block (J/B)]
Is the inspection result normal
YES- GO TO 2.
NO- Replace the blown fuse after repairing the affected circuit if a fuse is blown.

2. CHECK SOFT TOP CONTROL UNIT CIRCUIT

1.Disconnect soft top control unit connector and fuse block (J/B) connector.
2.Check continuity between soft top control unit and fuse block (J/B) harness connector.





3.Check continuity between soft top control unit and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace harness and ground.

3. CHECK FUSE BLOCK (J/B)

1.Turn ignition switch ON.
2.Check voltage between fuse block (J/B) (fuse block side) and ground.





Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace fuse block (J/B).

4. CHECK INTERMITTENT INCIDENT

Check intermittent incident.
Intermittent Incident Regular Grade.
- INSPECTION END.