Car Ignition Switch Coding Help Needed

In summary, The speaker is new to the forum and is seeking help and tips on designing a coding and decoding circuit to replace their car's ignition switch. They have some knowledge of logic circuit operations but not enough to perform the function. They mention attempting to create a coded magnetic doorlock and an electric controlled gate but both projects failed due to difficulties with the coding circuit. The car in question is a 1994 BMW 325.
  • #1
asterixdpt
3
0
hi! everyone, um new to this forum and would like some help and few tips on designing a coding and decoding circuit to replace my car ignition switch with, for now all i know is the basics of logic circuit operations, still not enough to perform the function. can someone help plis!
 
Engineering news on Phys.org
  • #2
asterixdpt said:
hi! everyone, um new to this forum and would like some help and few tips on designing a coding and decoding circuit to replace my car ignition switch with, for now all i know is the basics of logic circuit operations, still not enough to perform the function. can someone help plis!

Welcome to the PF.

Do you mean to replace the physical key switch with a keypad or something? How new is the car? Some modern cars have readers that read a code from the key, in addition to the physical pin tumbler mechanism.

This sounds like a pretty ambitious project. What other projects have you done so far?
 
  • #3
i haven't worked on any existing projects so far as somehow I happen to miss some concerpts of logic operation, but anyway I've tried a coded magnetic doorlock using a simple screened electromagnetic coil and an armarture as well as an electric controlled gate. both projects failed as the coding circuit did give me a hard time.
 
  • #4
oh! I forgot to tell you that it is a 1994 BMW 325
 

1. What is car ignition switch coding?

Car ignition switch coding is the process of programming a specific code into the ignition switch of a car. This code is unique to each car and is entered through the use of a key or key fob. It is a security feature that prevents unauthorized individuals from starting the car without the correct code.

2. Why would I need help with car ignition switch coding?

You may need help with car ignition switch coding if you have lost your key or key fob and need to program a new one, or if your car's ignition switch is malfunctioning and needs to be reprogrammed. It is a complicated process and requires specific tools and knowledge, so it is best to seek help from a professional.

3. How long does it take to code a car's ignition switch?

The time it takes to code a car's ignition switch can vary depending on the make and model of the car and the complexity of the coding process. It can take anywhere from a few minutes to an hour or more. It is best to consult with a professional for an accurate estimate.

4. Can I code my car's ignition switch myself?

It is possible to code your car's ignition switch yourself if you have the necessary tools and knowledge. However, it can be a complicated process and if not done correctly, it can cause damage to your car's electrical system. It is recommended to seek help from a professional for best results.

5. How often do I need to recode my car's ignition switch?

In most cases, a car's ignition switch only needs to be coded once unless there is an issue with the coding or the switch itself. However, if you lose your key or key fob, you will need to reprogram a new one. It is best to consult with a professional to determine if your ignition switch needs to be recoded.

Similar threads

  • Electrical Engineering
Replies
2
Views
1K
Replies
11
Views
5K
  • Electrical Engineering
Replies
10
Views
2K
  • Electrical Engineering
Replies
5
Views
1K
  • Electrical Engineering
Replies
4
Views
2K
  • STEM Academic Advising
Replies
11
Views
1K
  • Electrical Engineering
Replies
2
Views
2K
Replies
1
Views
730
  • Electrical Engineering
Replies
17
Views
3K
Replies
4
Views
1K
Back
Top