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Saab Key Programming

Saab ignition key replacement cars produced from 1994 have an immobilizer system that relies on coded keys. To add an additional key, you need the purchase of a new transponder as well as special programming. This is usually handled by the dealer using the Tech2 diagnostic tool.

This can be expensive. It is recommended to always have a spare set of keys on hand.

Transponder key

The transponder can be described as a key that has an electronic chip. The chip transmits a signal when the key is put in the ignition. The car is able to check whether the signal matches the one on the key. If the signals match the car will then open and start. This is a great way to stop auto theft and keep your vehicle secure from thieves.

Transponder keys could be an increasingly popular feature for automobiles, but they are not as secure as traditional keys made of metal. The metal portion of a traditional keys can be easily copied and cut, but the transponder is protected by an electronic chip which protects it. The chip is equipped with an unique code that is embedded into the car's computer to identify it.

When a Saab key fob is used the car recognizes it and allows it to turn on. The car will only recognize the key fob when it has an unmodified chip and programmed to match. The car will not start in the event that the key has not been programmed to match.

It is vital to have a spare saab 9 3 key replacement key. This is especially true if you live in a rural location where there are a lot of car thieves. You can get a brand new key for your lost saab keys by going to the dealership and not paying their high prices. You can get an original key made on the spot for less than half of what you would spend at the dealership.

Wired key

Saab cars are usually delivered with two keys. If you only have one, it is a good idea to get an extra key fob as quickly as you can as if you lose it the car will require a new CIM unit, and the locking cylinders have to be replaced. This could be expensive especially if you're buying a second-hand car.

The next step is connecting the wires of columns and row to your microcontroller. This is the toughest aspect of the project and it will require a lot of soldering. It's not a common way to do it, but you must consider how to open a saab 93 without a key you will route and connect each column and row. There are 22 microcontroller pins and wires to connect for this keyboard. It has five rows and 17 columns.

After the columns and rows are joined It is now time to connect the key switches. Solder a diode on each key switch pin. This will protect the pins of the key switch from current and stop them from being shorted. A diode allows current to flow in one direction, and it has an indicator of black color that indicates the direction current will flow.

Sanabria states that a number of the tools sold in auto parts stores, including the Autel MaxiIM IMM608PRO and IM508 are able to assist customers shopping or DIY users to program replacement keys and restore the immobilizer's data. The tools connect to the OBD port and automatically guide the user through the procedure, making it much easier than replacing the computer inside the vehicle.

Jump-starting the battery

The majority of people have an item in their trunk to jump start a car in case of emergency, but this might not be a good idea for newer cars. These vehicles are equipped with a number of digital and electronic devices that communicate with one another. A voltage spike when the battery is connected another battery could damage the components and render your vehicle unusable.

Connect the cables to the vehicle operating. Let it run for two minutes. Attach the red clip to the positive terminal on the battery that is good (it will have "POS" or "+" on it). Attach the other end to a clean and unpainted metal surface under the hood of the disabled vehicle. The engine block is a good choice. Don't connect the black cable to the negative terminal on the dead battery, since this could trigger a spark that ignites the gasoline in the engine bay.

Once the cables are connected, start the car and allow it to run for around five minutes. Then, disconnect the cables in reverse. The battery in your saab spare key 9-3 will recharge while you drive. It takes a while for it to recharge again. It's a good idea to buy a spare key fob as soon as you can, because replacing the one that works requires the installation of a brand new computer module and special programming to convince it that your missing keys aren't trying to steal the car.

Replacement Case

Many Saab owners only have one key for their vehicle and if they lose that the cost will be. It's costly to add an additional key and it requires replacing the CIM or TWICE for older models. In the event of theft or any other calamity it is recommended to have an extra key. Even even if the key is "new", it won't work.

The dealer will charge you top dollar if you only have one working key. We can reset and reprogram the computer's EEEPROM for it to accept a replacement key without having to replace the entire system. This can save you a significant amount of money. It's less expensive than waiting until you lose the sole key.