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 ...

Other materials about Toyota Venza:

Brake Switch "A" Circuit (P0571)
DESCRIPTION When the brake pedal is depressed, the stop light switch assembly sends a signal to the ECM. When the ECM receives this signal, it cancels the cruise control. The fail-safe function operates to enable normal driving even if there is a malfunct ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: *: Use the Techstream PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS ...

Power Source Mode does not Change to ON (ACC)
DESCRIPTION When the engine switch is pushed with the electrical key in the cabin, the power management control ECU receives signals to change the power source mode. HINT: To allow use of the Techstream to inspect the push-button start function when the ...