Saab Key Programming

Saab cars that were built prior to 1994 have an immobilizer feature based on coded keys. A new transponder is required in order to enable the addition of an additional key, and special programming. This is usually done by the dealer using a special Tech2 diagnostic tool.

This can be expensive. You should always keep an extra set of keys available.

Transponder key

The transponder is a piece of key equipped with an electronic chip. This chip sends a signal when the key is placed into the ignition. The car then checks to see whether the signal matches the one on the key. If the signals are in sync, the car will unlock and start. This is a great way to deter car theft and keep your car safe from thieves.

Transponder keys could be an extremely popular accessory for cars, but they are not as secure as traditional keys made of metal. The metal component of the traditional key can be easily cut and copied, whereas transponders have an electronic chip that safeguards it. The chip is equipped with an individual code that is embedded into the car's computer to identify it.

When a saab 9-3 key not accepted contact service (best site) key fob is used the car recognizes it and allows it to turn on. The car can only recognize the key fob if it has a chip that is unmodified and programmed to match. In the absence of that, the car will reject the key and won't start.

It is important to have a spare saab keys replacement key. This is especially true if you reside in a rural region that has numerous car thieves. The good news is that it's possible to get a replacement key for your Saab without having to go to a dealer and pay the high prices they ask. In the majority of cases, you can have a new key made on-the-spot for less than half the price of what you'd pay at the dealer.

Wired key

Saab cars usually come with two keys when they're new. If you only have one, it's recommended to purchase an extra key fob as soon as you can since if you lose it, your car will require an entirely new CIM unit, and the locking cylinders will have to be replaced. This can be costly especially if purchasing a used car.

The next step is to connect the wires for columns and rows to your microcontroller. This is the toughest part of the project and will require lots of soldering. It's not a common way to do it, but you need to plan how to route and solder each column and row. There are 22 microcontroller wires as well as pins to connect for this keyboard. It includes 5 rows and 17 column.

After the columns and rows 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 then solder it. This will shield the pins of the key switch from current and stop them from being shorted. A diode can only allow the current to flow in a single direction, and it comes with a an indicator in black that shows the direction in which current will flow.

Sanabria says that a few of the tools offered in auto parts stores, such as the Autel MaxiIM IMM608PRO and IM508 are able to assist shoppers or DIY customers to program replacement key for saab 93 keys and restore immobilizer information. The tools connect to the OBD port and automatically guide the customer through the procedure, making it much easier than replacing the computer in the vehicle.

Jump-starting the battery

A majority of people keep an assortment of tools in their trunks to jump-start a car in an emergency, but this might not be a good idea for vehicles that are newer. These vehicles are equipped with electronic devices and computers that communicate with one another. A voltage surge when the battery is connected to another one could cause damage to the parts, rendering your car undriveable.

Start the vehicle you are using and let it run for about two minutes before you connect the cables to the one that is disabled. Attach the red clip on the positive terminal of the battery that is good. (It will say "POS" or "+".) Attach the other end to a clear, unpainted metal surface under the hood of the damaged vehicle. The engine block is an excellent alternative. The black cable is not to be connected to the negative terminal of the dead battery. This could cause sparks, which would ignite gasoline in the engine compartment.

Once the cables are connected, turn on the vehicle that is disabled and allow it to run for around five minutes before disconnecting the cables in reverse order. Remember that the battery on the saab ignition key replacement 9-3 gets recharged while you drive, so it may take some time for the battery to go down. It's a good idea invest in 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 it that your lost keys aren't trying to steal the car.

Replacement case

Saab owners usually only have one car key, and if it is lost, they'll be charged. The reason for this is that it's not inexpensive to add a new key, and this involves replacing the CIM (Column Integration Module) or TWICE on older models, and programming. In the event of theft or other catastrophe it is best to have a spare key. But don't buy a used key, even the case that it's "new." Keys that are claimed to be new from aftermarket sellers will not work and are almost guaranteed to fail at the crucial moment.

The majority of locksmiths won't be able to help in the event that you only have one working key, and the dealer will charge high fees to replace the computer in your car for a replacement. We can reset and reprogram the computer's EEEPROM in order to get it ready to accept a new key without replacing the entire system. That can save you lots of money. It's more affordable rather than wait until you loose the only key.