saab Ignition key Key Programming

Saab cars manufactured since 1994 use an immobilizer system that relies on coded keys. A new transponder is required to allow the addition of an extra key, as well as special programming. This is usually handled by the dealer using a Tech2 diagnostic tool.

The issue is that this could be very costly. It is recommended to always have an extra set of keys on hand.

Transponder key

The transponder keys are keys with an electronic chip that transmits a signal to the car when it is inserted into ignition. The car then checks to see whether the signal matches with the one on the key. If the signals are identical it will open itself and begin. This is a great method to stop car theft and keep your vehicle safe from thieves.

Transponder keys can be a popular addition to automobiles, but they are not as safe as traditional metal keys. While the metal component of a traditional key can be cut and copied but a transponder key is protected by an electronic chip. This chip contains a unique code embedded into the car's computer to identify it.

The car will recognize the saab milton keynes keyfob, and allow it to turn on. However, it will only do so if the key fob has a non-modified chip that has been programmed to match it. In the absence of that, the car will reject the key and refuse to start.

It's important to make sure that you have a spare key for your Saab. This is especially true for those who live in a rural region that has numerous car thieves. The good news is that you can get a replacement key for your Saab without needing to visit a dealership and pay the hefty prices that they charge. You can have the replacement key on the spot for less than half what you would spend at dealerships.

Key for Wired

Saab cars typically come with two keys when they're new. If you only have one, Saab Ignition Key it is a good idea to get an extra key fob as soon as you can since 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 purchasing a used car.

The next step is connecting the wires for columns and rows to your microcontroller. This is the most difficult part of the project and Saab ignition key will require a good amount of soldering. There isn't a standard method to do it, but you must plan how to connect 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, it is time to connect the key switches. To do this, you need to place a diode on each pin of the key switch and solder it. This will protect the pins of the key switch from current and keep them from being shorted. A diode only allows the current to flow in a single direction, and it has the black band as a visual indicator that indicates which way the current will flow.

Some of the tools offered at auto parts stores -- such as the Autel MaxiIM IM608 PRO and IM508 -- could assist customers at the shop or DIY customers in certain instances replace keys in the program and restore lost immobilizer data Sanabria says. The tools connect to OBD ports and guide the customer through each step making the process simpler than replacing the car's computer.

Jump starting the battery

A majority of people keep an assortment of tools in their trunks to jump-start a car in an emergency, but this might not be the best idea for vehicles that are newer. These vehicles are equipped with digital and computer systems that communicate with one another. A surge of voltage when batteries are connected to another battery could damage the components, rendering your car undriveable.

Connect the cables to the vehicle 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 a clean, unpainted metal surface underneath the car's hood. The engine block is a good option. The black cable should not be connected to the negative terminal of the dead battery. This could result in a spark, which would ignite gasoline in the engine compartment.

Once the cables are connected the vehicle you are not using and allow it to run for around five minutes before you disconnect them in reverse order. Be aware that the battery of your Saab 9-3 is charged when you drive, so it could take a while for the battery to go back down again. You should consider purchasing another key fob as soon as you can. The replacement of the one that works requires the installation and programming of a brand new computer chip.

Replacement Case

Many saab 9-3 key replacement owners have only one key for their vehicle and if they lose that key, it will cost them. It's expensive to purchase keys and will require replacing the CIM or TWICE in the case of older models. In the event of theft, or other catastrophe it is advisable to have an extra key. Even it's "new", it will not function.

Most locksmiths aren't able to help with a single working key and the dealer will charge you for the cost of replacing the computer in your vehicle to make a new replacement. We can, however, reset and re-program your computer's EEPROM to accept a new key without replacing the entire system. That can save you a lot of money. It's much cheaper instead of waiting until you lose the only key.