Television Camera ECU Power Source Circuit

PARK ASSIST / MONITORING: REAR VIEW MONITOR SYSTEM: Television Camera ECU Power Source Circuit

Television Camera ECU Power Source Circuit

DESCRIPTION

This circuit is the power source circuit to operate the television camera ECU.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT FUSE (ACC, ECU-B, ECU-IG)
(a) Disconnect the ECU-B fuse from the engine room relay block.
(b) Disconnect the ECU-IG and ACC fuses from the driver side junction block.
(c) Measure the resistance of the fuses.
Standard resistance:
Below 1 Ohms
NG -- REPLACE FUSE
OK -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR (TELEVISION CAMERA ECU - BATTERY AND BODY GROUND)




(a) Disconnect the T24 ECU connector.
(b) Measure the resistance of the wire harness side connector.
Standard resistance:





(c) Measure the voltage of the wire harness side connector.
Standard voltage:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- PROCEED TO NEXT INSPECTION PROCEDURE SHOWN IN PROBLEM SYMPTOMS TABLE