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 through the vehicle's Data Link Connector 3 (DLC3).
In some cases, a malfunction may be occurring in the immobiliser system even though the security indicator light is not illuminated.
When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.
2. CHECK DLC3
(a) Check the DLC3 (See page
).
3. INSPECT BATTERY VOLTAGE
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery.
Problem Symptoms Table
Terminals Of EcuRemoval
REMOVAL
PROCEDURE
1. REMOVE COOL AIR INTAKE DUCT SEAL
(a) Using a clip remover, remove the 12 clips and cool air intake duct
seal.
2. REMOVE RADIATOR GRILLE
3. REMOVE FRONT BUMPER ASSEMBLY
...
Installation
INSTALLATION
PROCEDURE
1. INSTALL PARKING BRAKE PEDAL ASSEMBLY
(a) Install the parking brake pedal assembly with the 3 nuts.
Torque:
21 N·m {214 kgf·cm, 15 ft·lbf}
(b) Connect t ...
If the battery is discharged
The following procedures may be used to start the engine if the battery is
discharged.
You can call your Toyota dealer or qualified repair shop.
If you have a set of jumper (or booster) cables and a second vehicle with a 12
volt battery, you can jump sta ...