Test I: No Power To The Scan Tool
PINPOINT TEST I: NO POWER TO THE SCAN TOOLI1:
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