saab 93 key fob replacement Key Programming
Saab cars built since 1994 use an immobilizer system that relies on a set of keys. A new transponder is required in order to enable the inclusion of an additional key, as well as special programming. This is usually done at the dealer using a Tech2 diagnostic tool.
This can be expensive. It is always advisable to keep an extra set of keys available.
Transponder key
The transponder is a piece of key equipped with an electronic chip. The chip transmits a signal when the key is placed in the ignition. The car is able to check whether the signal is the same as the one on the key. If the signals are in sync the car will then unlock and begin. This is a great method to deter car theft and keep your car secure from thieves.
Transponder keys are a popular addition to cars, but they are not as secure as traditional metal keys. While the metal parts of a traditional key may be cut and copied, a transponder is protected by an electronic chip. The chip has a unique code programmed into the car's computer to identify it.
The car will recognize the saab ignition key replacement [linked web site] keyfob, and allow it to turn on. The car will only recognize the key fob when it has a chip that is unmodified and programmed to match. If not, the car will reject the key and not start.
It is vital to have a spare Saab key. This is especially important when you live in a rural area, where there are numerous car thieves. The good news is that it's possible to obtain a replacement key for your saab car key without having to go to a dealer and pay the expensive prices they ask. In the majority of instances, you can get a new key made on-the-spot for less than half the cost of what you would pay at an auto dealer.
Key for Wired
Saab cars are typically delivered with two keys. If you only own one, you need to purchase an additional key as quickly as you can. This is because if you lose it the car will require an entirely new CIM and the locking cylinders replaced. This can be expensive particularly for used cars.
The next step is to connect the wires for columns and row to your microcontroller. This is the most tedious component of the project and it will require lots of soldering. There is no standardized way to accomplish this, however it's important to plan out how you will route and solder the rows and columns. There are 22 microcontroller wires and pins to connect for this keyboard. It has 5 rows and 17 column.
After the columns and rows are soldered, it's time to connect them to the key switches. Solder a diode to each key switch pin. This will protect the pins from current and prevent them from being shortened. The diode allows current to only flow in only one direction. It comes with a visual indicator of a black line 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 -- could assist customers at the shop or DIY customers in some cases replace keys in the program and restore lost immobilizer information, Sanabria says. The tools plug into OBD ports and guide the user through each step, making the process easier than replacing the car's computer.
Jump starting the battery
Most people keep a set of jumper cables in their trunk to use in an emergency however, jumping a battery on newer vehicles might not be the best option. These vehicles are equipped with digital and computers that communicate with each other. A voltage spike when the battery is connected to another one could damage these components and render 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's good. (It will say "POS" or "+".) Attach the other end of the black cable to a clean, unpainted metal surface beneath the damaged vehicle's hood. An engine block is a good option. Don't connect the black cable to the negative terminal of the dead battery because it could ignite an ignition that ignites the gasoline in the engine bay.
After the cables have been connected, you can start the vehicle and allow it to run for around five minutes. Then disconnect the cables in reverse. Be aware that the battery in the Saab 9-3 gets recharged while you drive, so it can take a while for the battery to go down. It is recommended to purchase an additional key fob as soon as you can. Replacing the original one that works requires the installation and programming of a new computer chip.
Replacement Case
Many saab car key replacement owners only have one key for their car and if they lose that the cost will be. The reason is that it's not cheap to purchase a new key, and it involves replacing the CIM (Column Integration Module) or TWICE on older models, plus programming. It is recommended to have a second key in the event of theft or other disaster, and the best way is to purchase a second key as soon as you are able to. Even if the key is "new" it won't work.
Most locksmiths aren't able to help if you have only one working key, and the dealer will charge you high prices to replace the computer in your car to make a new replacement. However, we can reset and re-program the computer's EEPROM in order to prepare it to accept a new key without replacing the entire system. This could save you a significant amount of money. It's also a lot cheaper than waiting until you lose your sole key.