Test A: No Communication With The Parking Aid Module

PINPOINT TEST A: NO COMMUNICATION WITH THE PARKING AID MODULE

A1:

A1-A3:

Normal Operation
The parking aid module communicates through the international standards organization (ISO) network. The parking aid module is supplied voltage from the central junction box (CJB) on circuit 1003 (GY/YE) when the ignition switch is in the RUN position. The parking aid module is grounded through circuit 676 (PK/OG).

Possible Causes
- fuse
- circuit 676 (PK/OG) open
- circuit 1003 (GY/YE) open
- parking aid system wiring harness
- parking aid module