Electronic Control Modules Electrical Diagnostics
DIAGNOSTIC TROUBLE CODE DESCRIPTIONS
| DTC | Description |
|---|---|
| B210D | BATTERY VOLTAGE LOW |
| B210E | BATTERY VOLTAGE HIGH |
| B2112 | 5 VOLT SUPPLY CIRCUIT LOW |
| B2113 | 5 VOLT SUPPLY CIRCUIT HIGH |
| B2215 | FRONT CONTROL MODULE INTERNAL |
| U0001 | CAN C BUS CIRCUIT |
| U0021 | CAN B BUS (+) CIRCUIT OPEN |
| U0022 | CAN B BUS (+) CIRCUIT LOW |
| U0023 | CAN B BUS (+) CIRCUIT HIGH |
| U0024 | CAN B BUS (-) CIRCUIT OPEN |
| U0025 | CAN B BUS (-) CIRCUIT LOW |
| U0026 | CAN B BUS (-) CIRCUIT HIGH |
| U0027 | CAN B BUS (-) SHORTED TO BUS (+) |
| U0100 | LOST COMMUNICATION WITH ECM/PCM |
| U0101 | LOST COMMUNICATION WITH TCM |
| U0121 | LOST COMMUNICATION WITH ANTI-LOCK BRAKE SYSTEM (ABS) CONTROL MODULE |
| U0141 | LOST COMMUNICATION WITH FRONT CONTROL MODULE |
| U0151 | LOST COMMUNICATION WITH OCCUPANT RESTRAINT CONTROLLER (ORC) |
| U0155 | LOST COMMUNICATION WITH CLUSTER/CCN |
| U0156 | LOST COMMUNICATION WITH EOM |
| U0164 | LOST COMMUNICATION WITH HVAC CONTROL MODULE |
| U0168 | LOST COMMUNICATION WITH VEHICLE SECURITY CONTROL MODULE (SKREEM/WCM) |
| U0184 | LOST COMMUNICATION WITH RADIO |
| U0186 | LOST COMMUNICATION WITH AUDIO AMPLIFIER |
| U0195 | LOST COMMUNICATION WITH SDARS |
| U1108 | ADDITIONAL CAN B ECU DETECTED |