Lexus ES manuals

Lexus ES: Lost Communication With Body Control Module "B" (U0142)

DESCRIPTION

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U0142

Lost Communication with Main Body ECU

No communication with main body ECU (multiplex network body ECU)

  • CAN communication system
  • Main body ECU (multiplex network body ECU)

PROCEDURE

1.

GO TO CAN COMMUNICATION SYSTEM

HINT:

Refer to CAN Communication System.

Click here

NEXT

END

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 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspect

 Components

COMPONENTS ILLUSTRATION *1 NO. 1 OIL NOZZLE SUB-ASSEMBLY *2 NO. 2 OIL NOZZLE SUB-ASSEMBLY *3 CRANKSHAFT *4 CRANKSHAFT THRUST WASHER *5 OIL SEPARATOR GASKET *6 CRANKSHAFT BEARING *7 CRANKSHAFT BEARING CAP SET BOLT *8 CONNECTING ROD BOLT *9 CONNECTING ROD

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