Why does my immobiliser reset after a battery change?

Why does my immobiliser reset after a battery change?

Re-check the wiring round the battery terminals…….it must be something to do with changing that battery, or it’s a bit of a coincidence if the starter has just failed. No they remain bright, no dimming. Ies the earth connection ok from the battery to engine block?

When does the Immobilizer warning light come on?

The immobilizer warning light turns on if your anti-theft system does not recognize the car key being used, if it’s the wrong key or low on battery. Is it safe to drive with the immobilizer warning light on? A vehicle can be a big investment so it is important to make sure that no one can take your car without your keys.

What happens when you turn on the Immobilizer?

The overall idea is the same though, whenever you turn the key, the car’s computer reads a code from the key and checks it against the codes that are currently known. If the computer finds a match, it will let you start the engine. If a key match is not detected, a few things can happen.

How can I Reset my Vauxhall immobilser after battery change?

Causes for this are either battery is not up to the job, remember diesels need more “grunt” to fire up or the starter is jammed, a firm “tap” with hammer oftens sorts that! To re-synch the remote to the immobilser by the way, get in car (close door) turn on ignition and then press a button on remote, car will lock and unlock.

Re-check the wiring round the battery terminals…….it must be something to do with changing that battery, or it’s a bit of a coincidence if the starter has just failed. No they remain bright, no dimming. Ies the earth connection ok from the battery to engine block?

The immobilizer warning light turns on if your anti-theft system does not recognize the car key being used, if it’s the wrong key or low on battery. Is it safe to drive with the immobilizer warning light on? A vehicle can be a big investment so it is important to make sure that no one can take your car without your keys.

The overall idea is the same though, whenever you turn the key, the car’s computer reads a code from the key and checks it against the codes that are currently known. If the computer finds a match, it will let you start the engine. If a key match is not detected, a few things can happen.

Causes for this are either battery is not up to the job, remember diesels need more “grunt” to fire up or the starter is jammed, a firm “tap” with hammer oftens sorts that! To re-synch the remote to the immobilser by the way, get in car (close door) turn on ignition and then press a button on remote, car will lock and unlock.