Lexus ES manuals

Lexus ES: Lost Communication with Body Control Module "B" Missing Message (U014287,U015587,U020887)

Lexus ES (XZ10) Service Manual / Steering / Steering Column / Power Tilt And Power Telescopic Steering Column System (for Hv Model) / Lost Communication with Body Control Module "B" Missing Message (U014287,U015587,U020887)

DESCRIPTION

The multiplex tilt and telescopic ECU receives signals from the main body ECU (multiplex network body ECU), combination meter assembly and position control ECU assembly (driver seat) via CAN communication.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U014287

Lost Communication with Body Control Module "B" Missing Message

One of the following conditions is met:

  • Signals (memory-related data) from the main body ECU (multiplex network body ECU) are interrupted for 3.3 seconds.
  • Signals (IG switch signals) from the main body ECU (multiplex network body ECU) are interrupted for 10 seconds or more.
  • CAN communication system
  • Main body ECU (Multiplex network body ECU)

U015587

Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message

Signals from the combination meter assembly are interrupted for 10 seconds or more.
  • CAN communication system
  • Combination meter assembly

U020887

Lost Communication with "Seat Control Module A" Missing Message

Signals (memory or recall request signal) received from the position control ECU assembly (driver seat) are interrupted for 10 seconds or more.
  • CAN communication system
  • Position control ECU assembly (Driver seat)

PROCEDURE

1.

GO TO CAN COMMUNICATION SYSTEM

(a) Go to CAN Communication System.

Click here

NEXT

END

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