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.
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| NEXT | .gif) | END |
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Removal
REMOVAL PROCEDURE 1. REMOVE LOWER INSTRUMENT PANEL Click here 2. REMOVE NO. 1 AIR DUCT Click here 3. REMOVE QUICK HEATER ASSEMBLY (a) Detach the clamp and disconnect the 2 connectors. (b) Remove the screw and quick heater assembly.
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