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Saab Key Programming

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

The problem is that it can be quite costly. This is why you should always have a spare key on hand.

Transponder key

The transponder is a piece of key that is equipped with an electronic chip. The chip transmits a signal when the key is inserted into the ignition. The car will then check the signal to determine if it matches the one on the key. If the signals are the same the car will then unlock itself and begin. This is an excellent way to guard your car against theft.

Transponder keys are a popular feature in automobiles, however it is important to know that they aren't as secure as classic keys made of metal. The metal portion of a traditional keys can be easily copied and cut, but a transponder has an electronic chip which protects it. The chip has a unique code that's programmed into a car's computer order to identify it.

The car will recognize the saab replacement key programming keyfob and allow it to be turned on. But, it's only able to do this if the key fob is equipped with a chip that is not modified that has been programmed to match. The car will not start in the event that the key has not been programmed to match.

It is crucial to have a spare Saab key. This is particularly important if you reside in a rural area that is home to numerous car thieves. The good news is that you can find a replacement key to your Saab without having to go to a dealership and pay the high prices they ask. In the majority of cases, you can have a new key made on-the-spot at a fraction of the cost of what you'd pay at the dealer.

Wired key

Saab cars are usually delivered with two keys. If you only have one, you should get an additional key as fast as you can. This is because if it's lost, the car will need an entirely new CIM and the locking cylinders replaced. This can be costly especially for used vehicles.

The next step is to connect the wires of columns and row to your microcontroller. This is the most difficult part of the project and will require a good deal of soldering. There isn't a standard method to go about it, however, you should determine how to program saab 9-3 key fob to route and solder each column and row. There are 22 microcontroller wires and pins to connect for this keyboard. It has 5 rows and 17 columns.

After the columns and rows are joined then it's time to connect the key switches. To do this, place a diode across each pin of the key switch and solder it. This will protect the key switch pins from current and stop them from being shorted. A diode permits current to only flow in one direction. It features a visual indicator of a black line that shows which way current will flow.

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

Jumpstarting the battery

A lot of people keep a set of jumper cables in their trunk in case of emergency, but jumping a battery on newer vehicles might not be the best option. These vehicles are equipped with digital and computers that communicate with each other. A voltage surge while a battery is hooked up to another could cause damage to these components, rendering your vehicle unable to drive.

Start the vehicle that is working and allow it to run for approximately two minutes before you connect the cables to the non-working one. Attach the red clip to the positive terminal of the battery that's good. (It will say "POS" or "+".) Attach the other end to a clean, unpainted metal surface under the hood of the damaged vehicle. The engine block is an excellent option. The black cable is not to be connected to the negative terminal of the dead battery. This could cause sparks, which could ignite the gasoline inside the engine compartment.

Once the cables are connected, turn on the vehicle that has been disabled and let it run for approximately five minutes before you disconnect the cables in reverse order. Be aware that the battery of your Saab 9-3 is charged when you drive, and it could take a while for the battery to go back to normal. It's a good idea to invest in a spare key fob as soon as you can, since replacing the only working one requires the installation of a brand new computer module and special programming to convince it 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 it is lost, they will be charged. It's expensive to buy a key and requires replacing the CIM or TWICE for older models. It's best to have a backup key in the event of theft or any other catastrophe and the most effective way is to purchase an additional key as quickly as you can. Even even if the key is "new" it will not function.

Most locksmiths can't help you with a single working key and the dealer will charge high fees to replace the computer in your car to create a replacement. We can reset and reprogram the EEEPROM of your computer to make it ready to accept a replacement key without having to replace the entire system. This can save you a significant amount of money. It's more affordable instead of waiting until you lose your only key.