Clearance Warning ECU Power Source Circuit

PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: Clearance Warning ECU Power Source Circuit
- Clearance Warning ECU Power Source Circuit

DESCRIPTION

This circuit provides power to operate the clearance warning ECU.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT FUSE (LH-IG)

(a) Remove the LH-IG fuse from the main body ECU LH.

(b) Measure the resistance of the LH-IG fuse.

Standard resistance:

Below 1 Ohms

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

2. CHECK WIRE HARNESS (CLEARANCE WARNING ECU - BATTERY)

(a) Disconnect the A38 ECU connector.





(b) Measure the voltage of the wire harness side connector.

Standard voltage:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

3. CHECK WIRE HARNESS (CLEARANCE WARNING ECU - BODY GROUND)

(a) Disconnect the A38 ECU connector.





(b) Measure the resistance of the wire harness side connector.

Standard resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE