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saab fob key replacement Key Programming

Saab cars manufactured since 1994 utilize an immobilizer system based on a set of keys. A new transponder is required for the addition of an extra key, and special programming. This is usually done by the dealer using the Tech2 diagnostic tool.

The problem is that this can be very expensive. This is why it is important to always keep a spare key in your possession.

Transponder key

The transponder key comes equipped with an electronic chip. It sends a signal back to the car when it is put into the ignition. The car is able to check whether the signal is the same as the one on the key. If the signals match the car will be able to unlock itself and begin. This is a great method to prevent auto theft and keep your car secure from thieves.

Transponder keys can be a popular addition to automobiles, but they are not as secure as traditional metal keys. While the metal part of a traditional key can be cut and copied, a transponder is protected by an electronic chip. The chip contains a unique code that is programmed into a car's computer in order to identify it.

When a saab 93 key key fob is used, the car recognizes it and allows it to turn on. The car can only recognize the key fob if the device has an unmodified chip and programmed to match. Otherwise, the car would reject the key and refuse to start.

It is vital to have an extra Saab key. This is especially important for those who live in a rural area with numerous car thieves. The good part is that you can find a replacement key for saab 93 key to your saab key programmer without needing to visit a dealer and pay the hefty prices that they charge. In most instances, you can get a new key made on-the-spot for less than half the cost you'd pay at a dealer.

Wired key

Saab cars typically come with two keys when they're new. If you only own one, you need to purchase an extra key as soon as you can. This is because if you lose it the car will require a new CIM and the locking cylinders replaced. This can be expensive especially for used vehicles.

The next step is connecting the wires of columns and row to your microcontroller. This is the toughest part of the project and will require lots of soldering. It's not a standard way to go about it, but you must think about how to route and connect each column and row. There are 22 microcontroller pins and wires to connect to this keyboard. It includes 5 rows and 17 columns.

Once the rows and columns are soldered, it's time to connect them to key switches. To do this you must place a diode on each key switch pin and solder it. This will shield the pins from current, thus preventing them from getting shorted. A diode can only allow current to flow in one direction, and it also has a an indicator in black that indicates which way the current will flow.

Some of the tools available at auto parts storeslike the Autel MaxiIM IM608 PRO and IM508 -- can help customers in the shop, or even DIY users in some cases create replacement keys and restore Lost Saab Keys immobilizer data Sanabria says. The tools plug into the OBD port and guide the user through the process, making it more simple than replacing the computer in the vehicle.

Jump-starting the battery

Most people keep a set of jumper cables in their trunk for emergency situations however, jumping a battery in newer vehicles might not be the most efficient option. They have numerous computers and digital devices that communicate with each other. A surge of voltage when the battery is connected to another could cause damage to the components and render your vehicle unusable.

Connect the cables to the vehicle working. Allow it to run for two minutes. Attach the red clip to the positive terminal of the good battery (it will have "POS" or "+" on it). Attach the other end of the black cable to a clean, unpainted metal surface under the disabled vehicle's hood. An engine block is an excellent choice. The black cable is not to be connected to the negative terminal of the dead battery. This could create a spark, which would ignite gasoline in the engine compartment.

Once the cables are connected, you can start the car and let it run for approximately five minutes. Then disconnect the cables in reverse. The battery in your Saab 9-3 will recharge as you drive. It may take a while it to recharge again. It's a good idea purchase a spare key fob as soon as you can, since replacing the sole working one requires the installation of a brand new computer module and a special program to convince the system that your lost keys aren't in the process of trying to steal the car.

Replacement case

Saab owners usually only have one car key, and if that is lost saab keys, they'll be charged. The reason is that it's expensive to add a new key, and it requires replacing the CIM (Column Integration Module) or TWICE on older models, and programming. In the event of theft, or any other catastrophe it is recommended to have a spare key. Don't purchase a used key, even the case that it's "new." Keys that are claimed to be new from a second-hand store will not work and are likely to fail at the critical moment.

The majority of locksmiths won't be able to help with a single working key and the dealer will charge you for the cost of replacing the computer in your car to make a replacement. We can, however, reset and re-program your computer's EEPROM to prepare it to accept an alternative key without replacing the entire system. This could save you a lot of money. It's less expensive rather than wait until you loose the only key.