Then You ve Found Your Saab Ignition Key Replacement ... Now What

saab 93 key replacement Key Programming

Saab cars that were built prior to 1994 feature an immobilizer mechanism built on coded keys. A new transponder is required to allow the inclusion of an additional key, and special programming. This is usually done by the dealer using the Tech2 diagnostic tool.

The issue is that it can be quite costly. Always keep an extra set of keys available.

Transponder key

The transponder is a piece of key with an electronic chip. The chip sends a signal when the key is inserted in the ignition. The car then examines the signal to determine whether it is identical to the one that is in the key. If the signals are identical the car will then unlock itself and start. This is a great method to deter auto theft and keep your vehicle secure from thieves.

Transponder keys are a common feature in automobiles, however it is important to know that they are not as secure as traditional keys made of metal. While the metal component of a conventional key can be cut and copied, a transponder 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 93 key programming keyfob, and allow it to be turned on. The car will only recognize the key fob if the device has a chip that is unmodified and programmed to match. The car will not start when the key isn't programmed to match.

It is essential to ensure that you have an extra key for your Saab. This is especially important especially if you live in a rural location that has many car thieves. You can purchase a new key for your Saab by visiting the dealership and not paying their pricey prices. In most cases, you can have a brand new key made right on the spot for less than half the cost of what you would pay at the dealer.

Key for Wired

saab key programmer (Mathhorn6.bravejournal.net) cars usually come with two keys when new. If you only have one, you should purchase an additional key as soon as you can. This is because if it's lost the car will require a new CIM and the locking cylinders replaced. This can be expensive especially for used vehicles.

The next step is to connect the row and column wires to the microcontroller. This is the most laborious part of the project and will require lots of soldering. There isn't a standard way to accomplish this, but it's important to plan out the way you'll route and solder the rows and columns. For this keyboard, there are 5 rows and 17 columns. This means there will be 22 microcontroller wires and pins that you need to connect.

After the columns and rows are joined, it is time to connect the key switches. To do this, place a diode over each pin on the key switch and then solder it. This will protect the pins from current, and prevent them from being shorted. A diode only allows the flow of current to be in one direction, and it comes with a the black band as a visual indicator that indicates the direction in which current will flow.

Some of the tools offered at auto parts storeslike the Autel MaxiIM IM608 PRO and IM508 -- may help shop customers or even DIY customers in some cases replace keys in the program and restore lost immobilizer data, Sanabria says. The tools plug into the OBD port and automatically guide the customer through the process, making it easier than replacing the computer inside the vehicle.

Jump starting the battery

A majority of people keep an assortment of tools in their trunks to jump start a car in case of emergency, however it might not be a good idea for newer cars. These cars are equipped with a variety of computers and digital devices which communicate with one another. A voltage spike when the battery is connected to another can fry the components and render your vehicle unusable.

Connect the cables to the vehicle that is working. Allow it to 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 to a clean unpainted metal surface beneath the hood of the disabled car. The engine block is a good alternative. The black cable should not be connected to the negative terminal of the dead battery. This could result in sparks, which would ignite the gasoline that is in the engine compartment.

After the cables have been connected, begin the car and let it run for about five minutes. Then disconnect the cables in reverse. The battery in your saab ignition key replacement 9-3 will be recharged as you drive. It may take a while it to drop back down. It is a good idea to purchase a spare key fob as soon as you can, because replacing the only working one requires the installation of a brand new computer module and special programming to convince it that the lost keys aren't attempting to steal the car.

Replacement Case

Many Saab owners only have one key for their vehicle and if they lose that key, it will cost them. It's expensive to purchase the key and also requires replacing the CIM or TWICE for older models. It is best to have a spare key in case of theft or other disaster and the best option is to buy an extra key as soon as you can. Don't buy a secondhand key, even when it's "new." Keys that are claimed to be new from aftermarket sellers will not perform and are almost certain to fail in the most critical moment.

Most locksmiths aren't able to help with a single working key, and the dealer will charge you high prices to replace the computer in your vehicle to make a replacement. We can reset and reprogram the computer's EEEPROM in order to get it ready to accept a new key without having to replace the entire system. This can save you a lot of money. It's cheaper to do this than waiting until you loose the only key.