Trailer Brake Control System
TRAILER BRAKE CONTROL SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC Code | Description |
|---|---|
| C1020-16 | IGR Circuit Circuit Voltage Below Threshold |
| C1020-17 | IGR Circuit Circuit Voltage Above Threshold |
| C105F-62 | IGR Voltage / Actuator Supply Voltage Signal Compare Failure |
| C1150-12 | Trailer Brake Manual Slider Position Sensor Circuit Circuit Short to Battery |
| C1150-14 | Trailer Brake Manual Slider Position Sensor Circuit Circuit Short to Ground or Open |
| C1150-28 | Trailer Brake Manual Slider Position Sensor Circuit Signal Bias Level Out of Range / Zero Adjustment Failure |
| C1150-62 | Trailer Brake Manual Slider Position Sensor Circuit Signal Compare Failure |
| C1154-9E | Trailer Brake Gain (+) Switch Stuck On |
| C1155-9E | Trailer Brake Gain (-) Switch Stuck On |
| C1156-04 | MCU System Internal Failure |
| C1157-13 | Trailer Detection Circuit Circuit Open |
| C1158-72 | Power Relay Actuator Stuck Open |
| C1158-73 | Power Relay Actuator Stuck Closed |
| C115A-11 | Output Circuit Short to GND Circuit Short to Ground |
| C115A-15 | Output Circuit Short to Battery Circuit Short to Battery or Open |
| C115A-49 | Pre-Driver Internal Electronic Failure |
| C115E-00 | Functional Safety Failure (Predetermined Maximum Output Exceeded) |
| C115E-19 | Output Circuit Over Current Circuit Current Above Threshold |
| C115E-94 | Functional Safety Failure (Unintended Braking) Unexpected Operation |
| U0076-88 | Control Module Communication Bus "D" Off Bus Off |
| U0078-88 | Control Module Communication Bus "F" Off Bus Off |
| U0129-87 | Lost Communication with Brake System Control Module "A" Missing Message |
| U0155-87 | Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message |
| U1171-87 | Lost Communication with Brake System Control Module (ch3) Missing Message |