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How do you deactivate the alarm system of the Smart 450?

Model: Smart Smart 450 - Years: 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
Part: Checks and maintenance

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Video tutorial

Let's talk about the Smart 450, a car for which a presentation video has been inserted, delving into the topic of anti-theft. Is it possible to bypass the anti-theft system? Since we are dealing with electronic and electrical components, yes, it is possible to do so, with some experience in the field and knowing where to make modifications.

In practice, one must act on the cables that communicate to the car's ECU the activation of the alarm, which should appear as activated even if it is not in reality. These are usually temporary operations, done while waiting to complete maintenance operations, after which everything returns to normal.


Posted on 26 July 2025 by ScegliAuto


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How to Reset the Tire Pressure Light on a MG ZS?

On the instrument cluster of the MG ZS, the tire pressure light that appears can be reset by inflating the tires to the correct pressure: this value will be indicated on the sticker attached to the driver's door pillar. Once the tires have been properly inflated, you can turn on the instrument cluster and navigate through the menu until you find the option that indicates tire pressure: if this screen shows the new values, the light will turn off; otherwise, you will need to drive for a few miles so that the sensors can read the new values and turn off the light afterward.

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by ScegliAuto

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