Lexus NX: Lost Communication with Brake System Control Module (U0129,U0293,U1104)
DESCRIPTION
The power steering ECU assembly receives signals from the hybrid vehicle control ECU, skid control ECU(brake booster with master cylinder assembly) and forward recognition camera via the CAN communication system.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Warning Indicate | Return-to-normal Condition |
|---|---|---|---|---|---|
| U0129 | Lost Communication with Brake System Control Module | Lost communication with skid control ECU (brake booster with master cylinder assembly) |
| On | After normal confirmation |
| U0293 | Lost Communication with Hybrid Control Module | Lost communication with hybrid vehicle control ECU |
| On | After normal confirmation |
| U1104 | Lost Communication with Driving Support ECU | Lost communication with Forward recognition camera |
| Off | After normal confirmation |
PROCEDURE
| 1. | GO TO CAN COMMUNICATION SYSTEM |
(a) Go to CAN Communication System.
Click here .gif)
| NEXT | .gif) | END |
READ NEXT:
Power Steering Warning Light Circuit
DESCRIPTION The power steering ECU is connected to the combination meter via CAN communication. If any of the following conditions are detected, the power steering warning light remains on.
The cir
Precaution
PRECAUTION HANDLING PRECAUTIONS FOR SRS AIRBAG SYSTEM (a) This vehicle is equipped with a Supplemental Restraint System (SRS). Failure to carry out service operations in the correct sequence could cau
SEE MORE:
Drive Motor "A" Inverter Performance (P0A78-113)
DTC SUMMARY MALFUNCTION DESCRIPTION This DTC indicates that a large current flowed through the inverter for the motor. The cause of this malfunction may be one of the following: Area Main Malfunction Description Step Inverter low-voltage circuit The connectors are not connected properly
Components
COMPONENTS ILLUSTRATION *1 FRONT AXLE HUB BOLT LH *2 FRONT DISC *3 FRONT DISC BRAKE CALIPER ASSEMBLY LH - - N*m (kgf*cm, ft.*lbf): Specified torque ● Non-reusable part
