Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Lost Communication with Main Body ECU (U0142,U0208)

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual / Suspension / Steering Column / Power Tilt And Power Telescopic Steering Column System / Lost Communication with Main Body ECU (U0142,U0208)

DESCRIPTION

The multiplex tilt and telescopic ECU receives signals from the main body ECU (multiplex network body ECU) and position control ECU and switch assembly LH via CAN communication.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U0142

Lost Communication with Main Body ECU

Lost communication with main body ECU (multiplex network body ECU)
  • CAN communication system
  • Main body ECU (Multiplex network body ECU)

U0208

Lost Communication with "Seat Control Module A"

Lost communication with position control ECU and switch assembly LH
  • CAN communication system
  • Position control ECU and switch assembly LH

PROCEDURE

1.

GO TO CAN COMMUNICATION SYSTEM

(a) Go to CAN Communication System.

Click here

NEXT

END
    Tilt and Telescopic Manual Switch Circuit
    DESCRIPTION Different voltage values are sent to the multiplex tilt and telescopic ECU by operating the tilt and telescopic switch. The multiplex tilt and telescopic ECU then judges which motor and in ...

    Steering Column Assembly
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