Can a wrong key stop the immobiliser system?

Can a wrong key stop the immobiliser system?

Eventhough the immobiliser system can prevent the engine from starting, if a wrong key is used for example, it shouldn´t do anything with the PCI data bus (the WJ´s use the single wire PCI data bus and not the double wire can bus).

What does the skis immobilizer system consist of?

The SKIS immobilizer system consists of the SKIM (sentry key immobilizer module), which has an antenna which uses HF signals to detect a valid key, and the PCM. Thank you for that link, very interesting reading.

Why does my immobiliser on my Jeep not work?

When the ignition is turned on the radiator fan immediately starts working (even with a cold engine). The instruments do not behave in a normal way, none of the gauges are working – see the YouTube clip for what I mean. All of the cars other electrics seem to be working fine.

Is there a way to bypass the Immobilizer?

This car is equipped from factory with an immobilizer system. Many cars around this year will have the same. Simply switching ecu’s will no longer work. The code in the key and the ecu have to match in order to start the car. I’m going to show you a way how to go around that for testing purposes.

How does the immobilizer system work on a Honda?

Turn the ignition switch to the LOCK (0) position, remove the key, reinsert it, and turn the ignition switch to the ON (II) position again. The Immobilizer System protects your vehicle from theft. If an improperly-coded key (or other device) is used, the engine’s fuel system is disabled.

When does the immobilizer system indicator go out?

When you turn the ignition switch to the ON (II) position, the immobilizer system indicator should come on for a few seconds, then go out. If the indicator starts to blink, it means the system does not recognize the coding of the key.

Can you change the ECU on a immobilizer?

Had a customer come in with problems and found the ecu to be bad. This car is equipped from factory with an immobilizer system. Many cars around this year will have the same. Simply switching ecu’s will no longer work. The code in the key and the ecu have to match in order to start the car.