Toyota Corolla (E120): Door key lock and unlock switch circuit

Inspection procedure

Circuit description

Other materials:

Vehicle identification
■ Vehicle identification number The vehicle identification number (VIN) is the legal identifier for your vehicle. This is the primary identification number for your Toyota. It is used in registering the ownership of your vehicle. This number is stamped on the top left of the instrument p ...

Unlocking and locking the doors from the outside
◆ Smart key system (if equipped) Carry the electronic key to enable this function. 1 Grip the driver’s door handle to unlock the door. Grip the passenger’s door handle to unlock all the doors.* Make sure to touch the sensor on the back of the handle. The doors cannot be unlocked for ...

Inspection procedure
Hint: read freeze frame data using the hand–held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, th ...