Back-Up Lamp Circuit

BACK-UP LAMP CIRCUIT

Description

Retractable hard top control unit receives shift position R signal from back up lamp for the preconditions.


Component Function Check


1. CHECK FUNCTION

Check "SHIFT R SIG" in "Data Monitor" mode of "RETRACTABLE HARD TOP" using CONSULT-III.





Is the inspection result normal?
YES- INSPECTION END
NO- Go to Parcel Shelf Motor (Draw).


Diagnosis Procedure


1. CHECK BACK-UP LAMP RELAY OR BACK-UP LAMP SWITCH POWER SUPPLY

1.Turn ignition switch OFF.
2.Disconnect back-up lamp relay (A/T models) or back-up lamp switch (M/T models) harness connector.
3.Check the voltage between back-up lamp relay (A/T models) or back-up lamp switch (M/T models) harness connector and ground.





Is the inspection result normal?
YES- GO TO 2.
NO-1- Check 10 A fuse [No. 4 located in the fuse block (J/B)].
NO-2- Check harness for open or short between back-up lamp relay (A/T models) or back-up lamp switch (M/T models) and fuse.

2. CHECK BACK-UP LAMP RELAY OR BACK-UP LAMP SWITCH GROUND CIRCUIT

1.Disconnect retractable hard top control unit connector.
2.Check the continuity between retractable hard top control unit harness connector and back-up lamp relay (A/T models) or back-up lamp switch (M/T models) harness connector.





3.Check harness for short to ground or short to power.
Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace harness.

3. CHECK BACK-UP LAMP RELAY OR BACK-UP LAMP SWITCH

Check back-up lamp relay (A/T models) (Diagnosis Flow) or back-up lamp switch (M/T
models) (Testing and Inspection)
Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace malfunctioning part.

4. REPLACE RETRACTABLE HARD TOP CONTROL UNIT

1.Replace retractable hard top control unit. Locations.
2.Work Procedure.
Is the inspection result normal?
YES- INSPECTION END
NO- GO TO 5.

5. CHECK INTERMITTENT INCIDENT

Intermittent Incident.
- INSPECTION END