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Saab Key Programming

Saab cars made from 1994 have an immobilizer system based on keys that are coded. In order to add a second key, it requires a new transponder, as well as special programming. This is usually done by the dealer using a Tech2 diagnostic tool.

This can be expensive. It is always advisable to keep a spare set of keys available.

Transponder key

The transponder keys are keys with an electronic chip that sends a signal to car when it is inserted into ignition. The car is able to check whether the signal matches the one on the key. If both signals match it will open itself and start. This is a great way to prevent auto theft and keep your car safe from thieves.

Transponder keys could be an extremely popular accessory for cars, but they are not as safe as traditional keys made of metal. The metal component of a traditional key can easily be cut or copied, while the transponder is protected by an electronic chip that protects it. The chip has a unique code that is embedded into the car's computer to identify it.

The car will recognize the Saab keyfob and allow it to turn on. But, it's only able to do so if the key fob is unmodified and has a chip that has been programmed to match the original. If not, the car will reject the key and not start.

It is crucial to have an extra Saab key. This is especially true when you live in a rural location that has many car thieves. The good part is that you can get a replacement key for your saab replacement key programming without having to go to an auto dealer and pay the high prices that they demand. In the majority of cases, you can have a new key created on-the-spot at a fraction of the price of what you would pay at dealerships.

Key for Wired

Saab cars typically come with two keys when new. If you own only one, you should get an additional key as fast as you can. This is because, if it's lost and the car needs a new CIM and the locking cylinders replaced. This can be expensive especially for cars that are used.

The next step is to wire the wires for the column and row to the microcontroller. This is the most difficult part of the project and requires a significant deal of soldering. There's no standard way to accomplish this, but it's important to plan out the way you'll route and solder the columns and rows. For this keyboard, there are 5 rows and 17 columns, which means there will be 22 microcontroller wires and pins to connect.

Once the rows and columns are soldered, it's time to connect them to key switches. To do this, place a diode on each key switch pin and then solder it. This will shield the pins that are used for key switches from current and prevent them from being shorted. A diode allows current to only flow in one direction. It has a visual indicator, a black band, that shows the direction in which the current will flow.

Sanabria says that a few of the tools offered in auto parts stores, such as the Autel MaxiIM IM608PRO and the IM508 are able to assist customers shopping or DIY customers to program replacement keys and restore data from the immobilizer. The tools plug into OBD ports and guide the user through each step making the process simpler than replacing the vehicle's computer.

Jump-starting the battery

A lot of people keep an assortment of tools in their trunks to jump-start their vehicle in the event of an emergency, however it might not be a good option for vehicles with newer technology. 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 can fry these components, rendering your car undriveable.

Connect the cables to the vehicle operating. Allow it to run for two minutes. Attach the red clip to the positive terminal of the good battery. (It will say "POS" or "+".) Attach the other end to a clean unpainted metal surface beneath the hood of the disabled car. The engine block is a great alternative. Don't connect the black cable to the negative terminal on the dead battery because it could ignite an ignition that ignites the gasoline in the engine bay.

Once the cables are connected, you can start the vehicle that is disabled and let it run for about five minutes before you disconnect them in reverse order. Remember that the battery on your Saab 9-3 is recharged when you drive, so it will take a while for the battery to go back to normal. It is recommended to purchase a second key fob, as soon as possible. Replacing the one that works requires the installation and programming of a brand new computer chip.

replacement saab 9-3 key case

Many saab spare key (try here) owners only have one key for their car and if they lose it, key, it will cost them. The reason is that it's expensive to add a new key, and it requires replacing the CIM (Column Integration Module) or TWICE on older models, plus programming. It is recommended to have a second key in case of theft or any other catastrophe, and the best way is to purchase an extra key as soon as you are able to. Don't purchase a used key, even if it's "new." Keys that are claimed-new from a second-hand store will not be effective and are almost guaranteed to fail in the crucial moment.

Most locksmiths cannot help you when you only have one working key and the dealer will charge you top dollar to replace the computer in your vehicle to make a new replacement. We can reset and reprogram the computer's EEEPROM to make it ready to accept a replacement key without the need to replace the entire system. This can help you save a significant amount of money. It's also much less expensive than waiting until you lose your sole key.