Saab Key Programming

Saab cars made since 1994 have an immobilizer feature made up of coded keys. A new transponder is required for addition of a second key, as well as special programming. This is usually handled by the dealer using the Tech2 diagnostic tool.

The issue is that this could be quite costly. This is why it is important to always have a spare key available.

Transponder key

The transponder key comes with an electronic chip that sends a signal to car when it is inserted into the ignition. The car then checks the signal to see whether it is the same as that of the key. If the signals match it will open itself and start. This is a fantastic way how to get a saab replacement key protect your vehicle from theft.

Transponder keys may be an extremely popular accessory for automobiles, but they are not as safe as traditional metal keys. The metal portion of a traditional key can easily be cut or copied, while a transponder has an electronic chip that protects it. The chip is a unique code that is inserted into a car's computer order to identify it.

The car will recognize the saab 900 key keyfob, and allow it to be turned on. However, it can only do this if your key fob is unmodified and has a chip that has been programmed to match it. Otherwise, the car will reject the key and won't start.

It is crucial to have an extra saab 93 key key. This is especially important when you live in a rural region where there are numerous car thieves. The good part is that you can find a new key for your Saab without having to go to a dealer and pay the expensive prices that they charge. You can get the replacement key on the spot for less than half what you would spend at the dealership.

Wired key

Saab cars are typically delivered with two keys. If you have only one, it is an ideal idea to purchase an additional key fob as soon as you can as if you lose it the car will require an entirely new CIM unit, and the locking cylinders need to be replaced. This can be expensive, especially for used cars.

The next step is connecting the wires for columns and rows to your microcontroller. This is the most tedious part of the project, and will require a lot of soldering. There's no standard way to accomplish this, however it is important to think about the way you'll route and solder the columns and rows. There are 22 microcontroller pins and wires to connect for this keyboard. It has five rows and 17 column.

Once the rows and columns are soldered, it's the time to connect them to the key switches. Solder a diode to each key switch pin. This will protect the pins that are used for key switches from current and also prevent them from being shorted. A diode permits current to only flow in one direction. It features a visual indicator with a black band that shows which way current will flow.

Some of the tools offered at auto parts stores- such as the Autel MaxiIM IM608 PRO and IM508 -- could aid shop customers or DIY customers in certain cases programme replacement keys and recover lost immobilizer data Sanabria says. The tools connect to the OBD port and automatically guide the user through the procedure, making it simpler than replacing the computer in the vehicle.

Jump-starting the battery

A lot of people keep a set of jumper cables in their trunk for emergencies, but jumping a battery on modern vehicles may not be the best option. They have numerous computers and digital devices that communicate with each other. A voltage surge when a battery is connected to another battery could damage the components making your car unusable.

Start the working vehicle and allow it to run for approximately two minutes before connecting the cables to the battery that is not working. Attach the red clip on the positive terminal of the battery that's good. (It will read "POS" or "+".) Attach the other end to a clear, unpainted metal surface beneath the hood of the disabled vehicle. The engine block is a good choice. The black cable is not to be connected to the negative terminal of the dead battery. This could cause sparks that could ignite gasoline in the engine compartment.

After the cables have been connected, you need to begin the car and let it run about five minutes. Then disconnect them in reverse. Be aware that the battery in your Saab 9-3 is charged during your drive, which means it will take a while for the battery to go back down again. You should purchase another key fob as soon as you can. Replacing the one that works requires the installation and programming of a brand new computer chip.

Replacement case

Many Saab owners have only one key for their vehicle and if they lose that it's going to cost them. The reason for this is that it's expensive to buy a new key, and that involves replacing the CIM (Column Integration Module) or TWICE on older models, plus programming. It's recommended to have a spare key in case of theft or other disaster and the most effective way is to buy an extra key as soon as you can. Even if the key is "new", it will not work.

Most locksmiths cannot help you in the event that you only have one working key and the dealer will charge for the cost of replacing the computer in your car to make a replacement. We can, however, reset and re-program the computer's EEPROM in order to prepare it to accept the new key, without replacing the entire system. This can save you a great deal of money. It's also less expensive than waiting until you lose your one key.