Anti theft reset

That sounds like the anti-theft security system needs resetting. With an aftermarket remote starter, you may have to call out the installer.

Try this, Google

year make model security reset

Key

1. Insert the key into the driver's side door lock.
2. Turn the key once, but not all the way to unlock the door. Leave the key in this position for 40-60 seconds. ...
3. Do this again, but turn the key in the opposite direction.
4. Remove the key from the door, get into your Ford, and start the engine. The system should be reset.

How to Reset the Anti-Theft System on Your Ford

https://www.google.com/search?q=2003+Ford+model+security+reset

..

Try this

To fix the Dodge Nitro anti-theft mechanism, you will insert the ignition key and turn it to the on spot, and then attempt to start the engine (crank over), the engine does not run. With the key still in the run spot, wait 10 minutes, and the safety light will flash and then go out.

How do i reset the Dodge Nitro anti theft? - Vehicle History

Or this

How do I reset my Dodge anti-theft system?
To deactivate the anti-theft system so that you can drive your vehicle normally once again, the steps are simple:

1. Place your key in the ignition of the vehicle.
2. Do not attempt to crank up your truck.
3. Allow your key to sit in the ignition for 60 seconds. ...
4. After 60 seconds have passed, start your vehicle as normal.

Jun 28, 2021

Dodge Ram 1500: Resetting the Anti Theft - VehicleHistory

security lockout

the way i reset the antitheft is to put the key in the ignition and turn it on till all the dash lights come on but dont start it let it sit 15 minutes turn the key off and turn it on again till all the lights come on again repeat this procedure three times after the third time turn the key off for about 5 seconds and then your car should start hope this helps.

The anti-theft system will keep the car from being driven, so I would start there. You may need to reset the anti-theft or check the ignition key for problems.

If you are dealing with the anti theft the anti theft will flash as you are trying to start the vehicle if this is the case then it is the anti theft if not then you are not dealing with a ant theft issue. You can do a 30 minute relearn procedure without a scan tool. here is how Turn ignition on without the engine reunning.attempt to start the vehicle then release the key to ON.(vehicle doest start) Observe the security light.afeter 10 minutes the security light will turn off.Turn off the ignition and wait 5 seconds.do this 3 times for 30 minutes. start the engine with the engine started the vehicle will learn the passlock key.

There are 2 things to try:
1) Use your key to manually unlock the driver's side door - sometimes this alone is enough to reset your security system.
2) Put your key in the ignition and turn to ON position (do not try to start the car, just turn to ON)- after 30 seconds, attempt to start the car and see if the security light goes out.

TRY REPROGRAM KEY .PUT KEY IN IGNITION SWITCH TURN IGNITION SWITCH ON POSITION 20 SECONDS DONT START ENGINE WAIT 20 SECONDS TURN OFF SWITCH THEN TURN SWITCH BACK ON 20 SECONDS WATCH THE THEFT SECURITY LIGHT BLINKING.WHEN THEFT STOP BLINKING VECHICLE WILL CRANK.IF LIGHT STILL BLINKING.TRY FEW MORE TIMES KEY IN SWITCH ON POSITION FOR 20 SECONDS.MAKE SURE YOU HAVE THE CORRECT CAR KEYS IN SWITCH IF NOT WRONG SET OF CAR KEYS WILL SET OFF THEFT SECURITY SYSTEM.IF KEY RESETTING TRICK DONT WORK.CHECK BATTERY POWER MAKE SURE YOUR BATTERY HAS 12.5 VOLTS AND CHECK SECURITY THEFT FUSE.IF ALL LOOKS GOOD YOUR SECURITY HAS TO BE CHECKED OUT AT THE DEALERSHIP.

My 2000 cavalier has done this for 6 months. You take your key out then open your door, wait ten minutes and the system resets itself and the car will start-annoying you bet!!!

is their a button you have to push be4 starting the car?