20 Great Tweets Of All Time About Saab Ignition Key Replacement Saab Key Programming

Saab cars made since 1994 feature an immobilizer mechanism built on coded keys. A new transponder is required for inclusion of an additional key, as well as special programming. This is usually done by the dealer using a special Tech2 diagnostic tool.

It can be costly. It is recommended to always have a spare set of keys available.

Transponder key


The transponder keys are keys equipped with an electronic chip. It sends a signal to car when it is inserted into the ignition. The car checks to see whether the signal is the same as the one on the key. If the signals are identical the car will be able to unlock itself and start. This is a great way to prevent car theft and keep your car safe from thieves.

Transponder keys can be a popular addition to automobiles, but they are not as safe as traditional keys made of metal. While the metal part of a traditional key may be cut and copied however, a transponder is secured by an electronic chip. The chip is equipped with a unique code programmed into the car's computers to identify it.

When a Saab key fob is used the car recognizes it and allows it to turn on. However, it can only do so if the key fob is equipped with a chip that is not modified that has been programmed to match the original. The car won't start in the event that the key has not been programmed to match.

It's essential to ensure that you have a spare key for your Saab. This is especially true when you live in a rural location where there are numerous car thieves. You can obtain a replacement key for your Saab by visiting the dealership, without having to pay their expensive costs. You can get a replacement key created on the spot for less than half the price you'd spend at the dealership.

Key for Wired

Saab cars typically come with two keys when they are new. If you only own one, you need to purchase an additional key as quickly as you can. This is because if you lose it, the car will need a new CIM and the locking cylinders replaced. This can be costly particularly for used cars.

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

After the columns and rows are joined then it's time to connect the key switches. Solder a diode on each key switch pin. This will shield the pins from current, and prevent them from being shortened. The diode will only allow the current to flow in a single direction, and has a an indicator in black that indicates which way the current will flow.

Some of the tools you can find at auto parts stores -- such as the Autel MaxiIM IM608 PRO and IM508 -- may aid shop customers or DIY customers in some cases program replacement keys and restore lost immobilizer information, Sanabria says. The tools connect to OBD ports and guide the customer through each step making the process simpler than replacing the vehicle's computer.

Jumpstarting the battery

The majority of people have the set in their trunks to jump start a car in case of emergency, but this might not be the best idea for newer cars. These vehicles are equipped with numerous digital and computers that communicate with one another. A voltage surge while the battery is connected to another could cause damage to these components and render your vehicle undriveable.

Start saab key fob are using and let it run for about two minutes before connecting the cables to the non-working one. Attach the red clip on the positive terminal of the battery that is good. (It will read "POS" or "+".) Attach the other end to a clean, unpainted metal surface beneath the hood of the damaged vehicle. The engine block is an excellent option. Do not connect the black cable to the negative terminal on the dead battery as it could spark a spark that ignites the gasoline in the engine bay.

Once the cables are connected, turn on the vehicle you are not using and let it run for approximately five minutes before you disconnect the cables in reverse order. Be aware that the battery of the Saab 9-3 will be charged during your drive, which means it could take a while for the battery to go back down again. It's a good idea purchase a spare fob as soon as you can, because replacing the only working one requires the installation of a 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 often only have one car key, and if that is lost, they will be charged. It's expensive to buy the key and also requires replacing the CIM or TWICE for older models. In the event of theft or any other calamity it is advisable to have an extra key. But don't buy a used key, even the case that it's "new." Claimed-new keys from a second-hand store will not be effective and are almost guaranteed to fail at the critical moment.

Most locksmiths cannot help you if you have only one working key and the dealer will charge top dollar to replace the computer in your car for a replacement. However, we can reset and re-program your computer's EEPROM in order to prepare it to accept the new key, without replacing the entire system. This can help you save money. It's also much less expensive than waiting until you lose your only key.