Diagnostic Fault Information
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| B+ | U0101 00, U3000 CC | U0101 00, U3000 CC | - | - |
| Ignition | U0101 00, U3000 CC, U1814, U2099 | U0101 00, U3000 CC | - | - |
| High Speed GMLAN Serial Data (+) | U0073* | U0101 00, U3000 CC | U0073* | - |
| High Speed GMLAN Serial Data (-) | U0073* | U0101 00, U3000 CC | U0073* | - |
| Ground | - | U0101 00, U3000 CC | - | - |
| * Scan tool does not communicate with most high speed GMLAN device | ||||