Sliding Roof ECU Power Source Circuit

SLIDING ROOF: SLIDING ROOF SYSTEM: Sliding Roof ECU Power Source Circuit
- Sliding Roof ECU Power Source Circuit

DESCRIPTION

If the sliding function and tilt function do not operate, there may be a malfunction in the sliding roof drive gear sub-assembly power source circuit.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT FUSE (S/ROOF, D-IG1-3)

(a) Remove the S/ROOF and D-IG1-3 fuses from the main body ECU (driver side junction block).

(b) Measure the resistance of the fuses.

Standard Resistance:





NG -- REPLACE FUSE
OK -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - BATTERY AND BODY GROUND)

(a) Disconnect the X5 ECU connector.





(b) Measure the resistance and voltage according to the value(s) in the table below.

Standard Resistance:

Standard Voltage










NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY Disassembly