DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0130: Lost Communication with Steering Effort Control Module; DTC U0132: Lost Communication with Ride Level Control Module; DTC U0134: Lost Communication with DRS Module; DTC U1104: Lost Communication with Driving Support ECU [11/2017 - ]: Description
The power steering ECU assembly receives signals from the ECM, skid control ECU (brake actuator assembly), VGRS ECU (front steering control ECU), AVS ECU (absorber control ECU), DRS ECU (rear steering control ECU) and forward recognition camera via CAN communication.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Warning Indicate | Note |
|---|---|---|---|---|---|
| U0100 | Lost Communication with ECM / PCM "A" | Lost communication with ECM |
|
EPS warning light: Does not come on | - |
| U0129 | Lost Communication with Brake System Control Module | Lost communication with skid control ECU (brake actuator assembly) |
|
EPS warning light: Comes on | - |
| U0130 | Lost Communication with Steering Effort Control Module | Lost communication with VGRS ECU (front steering control ECU) |
|
EPS warning light: Comes on | w/ Variable Gear Ratio Steering System |
| U0132 | Lost Communication with Ride Level Control Module | Lost communication with AVS ECU (absorber control ECU) |
|
EPS warning light: Does not come on | w/ Adaptive Variable Suspension System |
| U0134 | Lost Communication with DRS Module | Lost communication with DRS ECU (rear steering control ECU) |
|
EPS warning light: Does not come on | w/ Dynamic Rear Steering System |
| U1104 | Lost Communication with Driving Support ECU | Lost communication with forward recognition camera |
|
EPS warning light: Does not come on | w/ Forward Recognition Camera |