Part 5 of 6.
Passenger door lock stopped working.
Video tutorial discussing symptoms of power door locks on toyota is not working right and how to check for easy fixes and replace a door lock actuator if nec.
To lock the doors the switch provides voltage to the two terminals of the solenoid.
If you go to your car.
The key fob battery is dead.
Attach the plastic door lock actuator back onto the.
The switch provides power to the door lock solenoids.
If the battery isnâ t the problem the issue may be with the fob itself.
Spray electrical cleaner onto the black electrical connector.
When one door has the locking issue it is likely an issue within the door.
Reinstall the plastic cover and replace the assembly.
You will then need to scan the ecm with a handheld scanner to read the code.
Be it the switch for that side latch or actuator.
A fuse is blown.
Reinstalling the door lock actuator step 1.
Push the unlock button twice to unlock all doors on ford vehicles.
This is one of the most common reasons why your car door lock is not working.
The unlock button shuts down the alarm.
Assuming it s the front passenger s side door we know that the smart entrance control unit and fuses are good because the rear locks work.
Clean and reconnect the actuator.
If one door doesnâ t work but.
I d start by pulling the inner panel off and checking for a bad connection or cut wire.
Press the unlock button if the alarm on the car does sound.
If there is a problem within the car s ecm computer that s causing your door locks to fail a check engine light will usually illuminate on the dash.
If you only press the button once the driver s door is the only one to unlock.
The key fob is faulty.
To unlock the doors the switch reverses the polarity of the voltage applied to the solenoid.