Lexus NX: Lost Communication with Brake System Control Module (U0129,U0142,U0293)
DESCRIPTION
DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
U0129 | Lost Communication with Brake System Control Module | No communication with brake booster with master cylinder assembly (skid control ECU) | -
CAN communication system
-
Brake booster with master cylinder assembly (skid control ECU)
-
Stereo component equalizer assembly
|
U0142 | Lost Communication with Body Control Module "B" | No communication with main body ECU (multiplex network body ECU) | -
CAN communication system
-
Main body ECU (multiplex network body ECU)
-
Stereo component equalizer assembly
|
U0293 | Lost Communication With Hybrid Powertrain Control Module | No communication with hybrid vehicle control ECU | -
CAN communication system
-
Hybrid vehicle control ECU
-
Stereo component equalizer assembly
|
PROCEDURE
(a) Clear the DTCs.
Click here
Body Electrical > ASC > Clear DTCs
(b) Recheck for DTCs and check that no DTCs are output.
Click here
Body Electrical > ASC > Trouble Codes
OK:
U0129, U0142 and U0293 are not output.
READ NEXT:
DESCRIPTION The stereo component equalizer assembly detects vehicle sound switch signals. The ASC system can be turned on and off by operating the vehicle sound switch. WIRING DIAGRAM CAUTION / NOTIC
DESCRIPTION This circuit is the power source circuit for the stereo component equalizer assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system
SEE MORE:
INSTALLATION PROCEDURE 1. INSTALL NO. 4 ANTENNA CORD SUB-ASSEMBLY (a) Attach the 2 clamps and guide to install the No. 4 antenna cord sub-assembly. (b) Install the bolt and attach the 2 clamps to install the washer hose. (c) Connect each connector. 2. INSTALL NO. 2 ANTENNA CORD SUB-ASSEMBLY (a) When
PARTS LOCATION ILLUSTRATION *A w/o AVS - - *1 FRONT AXLE HUB SUB-ASSEMBLY RH - FRONT SPEED SENSOR ROTOR RH *2 FRONT SPEED SENSOR RH *3 FRONT AXLE HUB SUB-ASSEMBLY LH - FRONT SPEED SENSOR ROTOR LH *4 FRONT SPEED SENSOR LH *5 REAR SPEED SENSOR RH *6 REAR AXLE HU
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