FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Test I: No Power To The Scan Tool

PINPOINT TEST I: NO POWER TO THE SCAN TOOL


I1:






I1-I3:






Normal Operation
The scan tool is connected to the data link connector (DLC) to communicate with the high speed controller area network (HS-CAN) and International Standards Organization (ISO) 9141 communications networks.

Possible Causes
- Fuse
- Circuit 57 (BK) open
- Circuit 651 (BK/YE) open
- Circuit 1047 (LG/RD) open or short to ground
- Scan tool