Five Killer Quora Answers On Saab Ignition Key Replacement

Saab Key Programming

saab 9-3 key not accepted contact service cars made since 1994 have an immobilizer feature built on coded keys. A new transponder is required in order to enable the inclusion of an additional key, and special programming. This is usually done at the dealer using a Tech2 diagnostic tool.

This can be expensive. This is why you should always have a spare key available.

Transponder key

The transponder can be described as a key that has an electronic chip. The chip transmits a signal when the key is inserted in the ignition. The car then checks to see whether the signal is the same as the one on the key. If the signals match, the car will unlock and begin. This is a great way how to program saab 9-3 key fob stop 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 traditional metal keys. While the metal portion of a traditional key may be cut and copied, a transponder is protected by an electronic chip. The chip is a unique code that's programmed into a car's computers in order to identify it.

The car will recognize the saab replacement key keyfob and permit it to turn on. However, it will only do this if the fob is equipped with a chip that is not modified that has been programmed to match the original. The car will not start when the key isn't programmed to match.

It's important to make sure that you have a spare key for your Saab. This is especially true when you live in a rural area where there are a lot of car thieves. You can get a brand new key for your saab ignition Key replacement by visiting the dealership without paying their pricey prices. In most instances, you can get an original key made on the spot for less than half the cost you'd pay at dealerships.

Key for Wired

Saab cars usually come with two keys when they're new. If you only own one, you should get an extra key as soon 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 particularly for used cars.

The next step is to wire the row and column wires to the microcontroller. This is the most challenging part of the project and will require a large amount of soldering. There is no standardized 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, so there will be 22 microcontroller wires and pins to connect.

After the columns and rows are soldered, it's time to connect them to key switches. Solder a diode on each key switch pin. This will protect the pins from current, thus preventing them from being cut off. A diode can only allow the current to flow in a single direction, and it comes with a the black band as a visual indicator that indicates the direction current will flow.

Some of the tools available at auto parts stores -like the Autel MaxiIM IM608 Pro and IM508 -- can help customers in the shop, or even DIY customers in some cases program replacement keys and restore lost immobilizer information, Sanabria says. The tools connect to OBD ports and guide the customer through each step, making the process easier than replacing the vehicle's computer.

Jump-starting the battery

A lot of people keep a set of jumper cables in their trunk for emergencies however, jumping a battery on newer vehicles might not be the best option. These vehicles are equipped with digital and computer systems that communicate with each other. A surge in voltage when the battery is connected another could cause damage to the components making your car unusable.

Start the working vehicle and allow it to run for approximately two minutes before connecting the cables to the disabled one. Attach the red clip to the positive terminal on the good battery (it will have "POS" or "+" on it). Attach the other end of the black cable to an unpainted, clean metal surface under the disabled car's hood. The engine block would be a good choice. Don't connect the black cable to the negative terminal of the dead battery because it could spark an ignition that ignites the gasoline in the engine bay.

Once the cables are connected, start the car and let it run about five minutes. Then disconnect the cables in reverse. Remember that the battery on your Saab 9-3 is recharged while you drive, so it may take some time for the battery to come back down again. It's a good idea to purchase a spare fob as soon as you can, because replacing the only functioning one requires the installation of a brand new computer module and special programming to convince the system that your lost keys aren't in the process of trying to steal the car.

Replacement Case

saab keys owners usually only have one car key, and if that is lost, they'll be charged. The reason is that it's costly how to get a saab replacement key replace a key, and it requires replacing the CIM (Column Integration Module) or TWICE on older models, as well as programming. It is best to have a backup key in the event of theft or other disaster the best solution is to purchase an additional key as quickly as you can. Even it's "new" it will not work.

Most locksmiths can't help you in the event that you only have one working key and the dealer will charge you top dollar to replace the computer in your car for a replacement. However, we can reset and re-program the computer's EEPROM to prepare it to accept an alternative key without replacing the whole system. That can save you a significant amount of money. It's more affordable than waiting until you lose your only key.