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Saab Key Programming

Saab cars manufactured since 1994 have an immobilizer feature made up of coded keys. A new transponder is required to allow the inclusion of an additional key, as well as special programming. This is usually done by the dealer, using a specially-designed Tech2 diagnostic tool.

It can be costly. This is the reason why you should always have a spare key on hand.

Transponder key

The transponder keys are keys with an electronic chip that sends a signal to car when it is placed in the ignition. The car then checks to see if the signal matches the one on the key. If the signals match the car will be able to unlock itself and begin. This is a great way to prevent auto theft and keep your car secure from thieves.

Transponder keys are a favored feature in cars, but you should be aware they're not as secure as classic metal keys. The metal component of a traditional key is easily cut and copied, whereas transponders have an electronic chip which protects it. The chip has an unique code that is embedded into the car's computer to identify it.

The car will recognize the Saab keyfob and allow it to be turned on. The car can only recognize the key fob when it has an unmodified chip and programmed to match. The car will not start when the key isn't programmed to match.

It is essential to have an extra saab key replacement cost key. This is particularly important for those who live in a rural area, where there are a lot of car burglars. The good news is that you can find a new key for your saab key fob repair without needing to visit a dealership and pay the hefty prices they ask. In most instances, you can get a new key made on-the-spot at a fraction of the price of what you'd pay at a dealer.

Wired key

Saab cars typically come with two keys upon purchase. If you have only one, it's best to acquire an extra key fob as quickly as you can as if you lose it, the car will require the replacement of a CIM unit and the locking cylinders will have to be replaced. This can be expensive especially for used vehicles.

The next step is connecting the row and columns wires to your microcontroller. This is the toughest aspect of the project and it will require a lot of soldering. There isn't a standard method to go about it, but you should plan how to connect and solder each column and row. There are 22 microcontroller wires and pins to connect for this keyboard. It includes 5 rows and 17 column.

After the columns and rows are soldered, it's the time to connect them to the key switches. To do this, place a diode across each pin on the key switch and solder it. This will shield the pins from current, thus preventing them from being cut off. A diode lets current only flow in one direction. It has a visual indicator with a black band that shows the direction in which the current will flow.

Some of the tools offered at auto parts storeslike the Autel MaxiIM IM608 Pro and IM508 -- could aid shop customers or DIY customers in some cases replace keys in the program and restore the lost immobilizer's data, Sanabria says. The tools plug into the OBD port and automatically guide the customer through the process, making it easier than replacing the computer inside the vehicle.

Jump-starting the battery

Most people keep a set of jumper cables in their trunks to use in an emergency, but jumping a battery on modern vehicles might not be the best choice. These vehicles are equipped with a number of digital and electronic devices that communicate with each other. A voltage surge when batteries are connected to another one could cause damage to the parts making your car inoperable.

Connect the cables to the vehicle that is working. Allow it to run for two minutes. Attach the red clip on the positive terminal of the battery that is good. (It will say "POS" or "+".) Attach the other end of the black cable to an unpainted, clean metal surface beneath the damaged car's hood. The engine block would be a good option. The black cable should not be connected to the negative terminal of the dead battery. This could cause a spark, which would ignite the gasoline in the engine compartment.

Once the cables are connected, turn on the vehicle you are not using and let it run for approximately five minutes before disconnecting the cables in reverse order. Be aware that the battery of your saab 9 3 key replacement 9-3 is recharged when you drive, and it may take some time to get the battery back down again. It is recommended to purchase a second key fob, as soon as possible. Replacing the one that works requires the installation and programming of a brand new computer chip.

Replacement Case

Saab owners typically only have one car key, and if that is lost, they will be charged. It's costly to add keys and will require replacing the CIM or TWICE for older models. In the event of theft, or any other disaster it is advisable to have an extra key. Even when 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 top dollar to replace the computer in your car for a replacement. We can, however, reset and re-program your computer's EEPROM to accept a new key without replacing the entire system. This could save you lots of money. It's less expensive instead of waiting until you loose the only key.