Trailer Brake Control System Diagnostic Code Index
TRAILER BRAKE CONTROL SYSTEM DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B3894 (Gasoline Without LY6) | B3894 5A: Stop Lamp Switch Circuit Plausibility Failure |
| DTC B3894 (Gasoline With LY6, or Diesel) | B3894 5A: Stop Lamp Switch Circuit Plausibility Failure |
| DTC C0561 (Gasoline Without LY6) | C0561 F0: System Disabled Information Stored Invalid Serial Data Received C0561 F1: System Disabled Information Stored Invalid Serial Data Received |
| DTC C0561 (Gasoline With LY6, or Diesel) | C0561 F0: System Disabled Information Stored Invalid Serial Data Received C0561 F1: System Disabled Information Stored Invalid Serial Data Received C0561 71: System Disabled Information Stored Invalid Serial Data Received |
| DTC C0870, C1112, C1113, C1114, or C1119 (Gasoline Without LY6) | C0870 00: Device Voltage Reference Output 1 Circuit C1112 00: Trailer Brake Control Relay Low Control Circuit C1113 01: Trailer Brake Control Relay High Control Circuit Short to Battery C1114 00: Trailer Brake Control Solenoids Control Circuit C1119 00: Trailer Brake Control Relay Feedback Circuit |
| DTC C0870, C1112, C1113, C1114, or C1119 (Gasoline With LY6, or Diesel) | C0870 00: Device Voltage Reference Output 1 Circuit C1112 00: Trailer Brake Control Relay Low Control Circuit C1113 01: Trailer Brake Control Relay High Control Circuit Short to Battery C1114 00: Trailer Brake Control Solenoids Control Circuit C1119 00: Trailer Brake Control Relay Feedback Circuit |
| DTC C0880, C0890, C1115, C1116, C1117, or C1118 (Gasoline Without LY6) | C0880 00: Device Voltage Reference Output 2 Circuit C0890 00: Device Voltage Reference Output 3 Circuit C1115 08: Manual Trailer Brake Apply Request Switch Signal Invalid C1115 5A: Manual Trailer Brake Apply Request Switch Signal Plausibility Failure C1116 00: Manual Trailer Brake Apply Request Signal 1 C1117 00: Manual Trailer Brake Apply Request Signal 2 C1118 00: Trailer Brake Control Sensitivity Switch Circuit C1118 08: Trailer Brake Control Sensitivity Switch Circuit Signal Invalid |
| DTC C0880, C0890, C1115, C1116, C1117, or C1118 (Gasoline With LY6, or Diesel) | C0880 00: Device Voltage Reference Output 2 Circuit C0890 00: Device Voltage Reference Output 3 Circuit C1115 08: Manual Trailer Brake Apply Request Switch Signal Invalid C1115 5A: Manual Trailer Brake Apply Request Switch Signal Plausibility Failure C1116 00: Manual Trailer Brake Apply Request Signal 1 C1117 00: Manual Trailer Brake Apply Request Signal 2 C1118 00: Trailer Brake Control Sensitivity Switch Circuit C1118 08: Trailer Brake Control Sensitivity Switch Circuit Signal Invalid |