Toyota Venza manuals

Toyota Venza: 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 suspected areas in the order they are listed. Replace parts as necessary.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Engine Immobiliser System

Symptom

Suspected Area

See page

Unable to register the key.

Front door courtesy light switch assembly (for driver side)


Wire harness or connector

-

Transponder key ECU assembly

-

Engine does not start.

Key


ECU power source circuit


SFI system (for 2GR-FE)


SFI system (for 1AR-FE)


Transponder key ECU assembly

-

Security indicator light is always on.

Transponder key ECU assembly


Wire harness or connector

-

Accessory meter assembly

-

Security indicator light is off.

Transponder key ECU assembly


Wire harness or connector

-

Accessory meter assembly

-

Security indicator light is blinking abnormally.

Transponder key ECU assembly

-

Engine immobiliser system DTCs are not output.

Wire harness or connector


Transponder key ECU assembly

-

Registration
REGISTRATION PROCEDURE 1. DESCRIPTION OF CODE REGISTRATION HINT: The key has 2 codes: the key code (immobiliser code) and the wireless code. Both of these codes need to be registered. For the wi ...

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION (a) The transponder key ECU assembly controls the vehicle's immobiliser system functions. Immobiliser system data and Diagnostic Trouble Code (DTC) can be read ...

Other materials about Toyota Venza:

Installation
INSTALLATION PROCEDURE 1. INSTALL POWER STEERING ECU ASSEMBLY (a) Engage the 4 wire harness clamps to the power steering ECU assembly. (b) Install the power steering ECU assembly with the ...

Assist Map Number Un-Writing (C1581)
DESCRIPTION The power steering ECU stores this DTC when it determines that the assist map is not written in the ECU. HINT: The assist map is data written in the power steering ECU to control the degree of assistance. The assist map is selected based on ...

Power Source Circuit
DESCRIPTION This circuit supplies power source voltage from the battery to terminal B of the steering lock ECU (steering lock actuator assembly). This is used as power source for the CPU, motor, communication, and peripheral circuits. WIRING DIAGRAM P ...

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