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Saab Key Programming

saab spare key 9-3 Key Fob Replacement (Telegra.Ph) cars built since about 1994 have an immobilizer feature built on coded keys. In order to add a second key, it requires a new transponder and special programming. This is usually done at the dealer, using a specially-designed Tech2 diagnostic tool.

The problem is that this can be extremely expensive. It is always advisable to keep an extra set of keys on hand.

Transponder key

The transponder key is a key with an electronic chip that sends a signal back to the car when it is inserted into ignition. The car then checks to see if the signal matches the one on the key. If the signals are the same it will open itself and start. This is a great way to prevent car theft and keep your vehicle safe from thieves.

Transponder keys are a favored feature in cars, but it is important to know that they are not as secure as classic keys made of metal. While the metal portion of a traditional key may be cut and copied however, a transponder is secured by an electronic chip. The chip has a unique code embedded into the car's computer to identify it.

The car will recognize the saab 93 key replacement keyfob and allow it to be turned on. However, it is only able to do so if the key fob has an unmodified chip that has been programmed to match. Otherwise, the car will reject the key and not start.

It's important to make sure that you have an extra key for your saab 93 key. This is especially true when you live in a rural region where there are a lot of 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 expensive prices that they charge. You can have the replacement key on the spot for less than half the cost you would pay at dealerships.

Key for Wired

Saab cars are typically delivered with two keys. If you have only one, it's an ideal idea to purchase an extra key fob as quickly as you can in case you lose it the car will require an entirely new CIM unit and the locking cylinders 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 most challenging part of the project and requires a significant deal of soldering. It's not a standard way to go about it, but you should think about how to route and solder each column and row. There are 22 microcontroller wires as well as pins to connect for this keyboard. It has 5 rows and 17 column.

After the columns and rows are joined It is now time to connect the key switches. Solder a diode to each key switch pin. This will shield the pins of the key switch from current and stop them from being shorted. A diode allows current to only flow in one direction. It features a visual indicator with a black band that indicates which direction current will flow.

Some of the tools you can find at auto parts stores -like the Autel MaxiIM IM608 PRO and IM508 -- may assist customers at the shop or DIY customers in some cases replace keys in the program and restore lost immobilizer information, Sanabria says. The tools plug into the OBD port and automatically guide the user through the procedure, making it simpler than replacing the computer in the vehicle.

Jump-starting the battery

The majority of people have a set of jumper cables in their trunks for emergencies however, jumping a battery on modern vehicles might not be the most efficient option. These cars have a variety of digital and electronic devices that communicate with one another. A surge in voltage while the battery is connected to another could cause damage to these components and render your car undriveable.

Connect the cables to the vehicle that is operating. Let it run for two minutes. Attach the red clip to 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. Don't connect the black cable to the negative terminal of the dead battery because this could cause a spark that ignites the gasoline in the engine bay.

Once the cables are connected, turn on the vehicle that is disabled and let it run for approximately five minutes before disconnecting them in reverse order. Be aware that the battery of your Saab 9-3 is recharged while you drive, so it may take some time to get the battery back to normal. It is 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 new computer module and special programming to convince it that your lost keys aren't attempting to steal the car.

Replacement case

Many saab key replacement cost owners have only one key for their vehicle and if they lose it, they'll be charged. The reason is that it's not cheap to replace a key, and it requires replacing the CIM (Column Integration Module) or TWICE on older models, plus programming. It is recommended to have a spare key in case of theft or other disaster, and the best way is to purchase a second key as quickly as you can. But don't buy a used key even it's "new." Keys that are claimed as new purchased from third-party sellers won't work and are likely to fail in the most critical moment.

Most locksmiths can't help you when you only have one working key, and the dealer will charge for the cost of replacing the computer in your car to make a new replacement. We can reset and reprogram the EEEPROM of your computer to be able to accept a replacement key without replacing the entire system. This could save you a significant amount of money. It's more affordable rather than wait until you lose your only key.