Toyota Venza manuals

Toyota Venza: Open / Short in Steering Lock ECU (B2781)

Toyota Venza Service Manual / Steering Column / Steering Lock System / Open / Short in Steering Lock ECU (B2781)

DESCRIPTION

If the steering lock ECU (steering lock actuator assembly) determines that there is a malfunction inside the ECU, it outputs this DTC. Diagnostic communication between the steering lock ECU (steering lock actuator assembly) and the Techstream is performed via the certification ECU as the steering lock ECU (steering lock actuator assembly) is not connected to CAN.

DTC No.

DTC Detecting Condition

Trouble Area

B2781

  • Steering lock motor drive circuit is defective.
  • Both lock and unlock position sensors detect "ON".

Steering lock ECU (Steering lock actuator assembly)

CAUTION / NOTICE / HINT

HINT:

After replacing the steering lock ECU (steering lock actuator assembly), confirm the Initialization of the steering lock (See page ).


PROCEDURE

1.

REPLACE STEERING LOCK ECU (STEERING LOCK ACTUATOR ASSEMBLY)

HINT:

The steering lock ECU and steering lock actuator assembly are supplied as a single unit.

(a) Replace the steering lock ECU (steering lock actuator assembly) (See page ).



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