Saab Key Programming

Saab cars produced since 1994 use an immobilizer system based on key codes. To add an additional key, you need a new transponder, as well as special programming. This is usually handled by the dealer using a Tech2 diagnostic tool.

The issue is that this could be quite costly. Always keep a spare set of keys in your possession.

Transponder key

The transponder is a key equipped with an electronic chip. This chip sends a signal when the key is inserted into the ignition. The car then analyzes the signal to determine if it matches that of the key. If the signals match the car will then unlock and begin. This is a great way to stop car theft and keep your car secure from thieves.

Transponder keys are a common feature in cars, but it is important to know that they're not as secure as classic keys made of metal. The metal component of the traditional key is easily cut and copied, however transponders have an electronic chip which protects it. This chip contains an unique code that's programmed into a car's computer order to identify it.

When a Saab key fob is used the car recognizes it and allows it to turn on. However, it will only do so if the key fob is equipped with a chip that is not modified that has been programmed to match. Otherwise, the car would refuse to accept the key and will not start.

It is essential to have an extra saab Key Programmer key. This is especially true if you live in a rural location where there are a lot of car thieves. The good thing is that you can find a replacement key to your Saab without having to go to a dealership and pay the high prices that they demand. You can have the replacement key on the spot at a fraction of what you would pay at the dealership.

Wired key

saab key fob programming cars typically come with two keys when they're new. If you only own one, you need to purchase an additional key as fast as you can. This is because if you lose it and the car is damaged, it will require an entirely new CIM and the locking cylinders replaced. This could be expensive particularly if you are buying a second-hand car.

The next step is to wire the column and row wires to the microcontroller. This is the most difficult part of the project and requires a significant amount of soldering. There's no standard way to accomplish this, but it is essential to determine the route you'll take and solder the rows and columns. There are 22 microcontroller wires and pins to connect to this keyboard. It has five rows and 17 column.

After the columns and rows are soldered together after which it is time to connect the key switches. To do this, place a diode over each key switch pin and then solder it. This will protect the pins from current, thus preventing them from being shortened. A diode permits current to only flow in only one direction. It features a visual indicator of a black line that shows the direction in which the current will flow.

A few of the tools that are available at auto parts stores -like the Autel MaxiIM IM608 Pro and IM508 -- may assist customers at the shop or DIY customers in certain cases replace keys in the program and restore lost immobilizer information, Sanabria says. The tools connect to OBD ports and guide the user through each step and make the process more straightforward than replacing the vehicle's computer.

Jump starting the battery

A lot of people keep a set of jumper cables in their trunk in case of emergency however, jumping a battery in newer vehicles may not be the best option. These cars have a variety of computers and digital devices that communicate with one another. A voltage spike when a battery is hooked up to another could cause damage to these components and render your vehicle unable to drive.

Start the vehicle that is working and allow it to run for approximately two minutes before connecting the cables to the one that is disabled. Attach the red clip to the positive terminal of the battery that is good (it will have "POS" or "+" on it). Attach the other end of the black cable to a clean, unpainted metal surface underneath the disabled car's hood--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 create sparks, which could ignite the gasoline that is in the engine compartment.

Once the cables are connected, you can start the vehicle you are not using and allow it to run for around five minutes before disconnecting the cables in reverse order. The battery in your Saab 9-3 is recharged while you drive. It may take a while it to recharge again. You should invest in an additional key fob as soon as you can. The replacement key for saab 93 of the one that works requires the installation and programming of a new computer chip.

replacement saab car keys case

Many Saab owners have only one key for their vehicle and if they lose that it's going to cost them. It's expensive to add the key and also requires replacing the CIM or TWICE for older models. It's recommended to have a backup key in case of theft or other disaster and the most effective way is to purchase an extra key as soon as you can. However, don't purchase a secondhand key, even it's "new." Keys that are claimed to be new from aftermarket sellers will not be effective and are almost guaranteed to fail at the critical moment.

The dealer will charge you the highest dollars if you only have one working key. However, we can reset and re-program the computer's EEPROM to accept the new key, without replacing the whole system. This could save you lots of money. It's more affordable rather than wait until you lose the only key.