Diagnostic Fault Information
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| 5 V Reference | U2604 | U2604 | - | - |
| BECM Dedicated Serial Data (+) | U2401* | U2401, U2604 | U2401* | - |
| BECM Dedicated Serial Data (-) | U2401* | U2401, U2604 | U2401* | - |
| Low Reference | - | U2604 | - | - |
| * No communication with all hybrid battery interface control modules | ||||