Toyota Venza: Problem Symptoms Table

Toyota Venza Service Manual / Theft Deterrent / Keyless Entry / Engine Immobiliser System(w/o Smart Key System) / 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
Engine immobiliser system DTCs are not output.	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 ...

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