5 Killer Quora Answers To Saab Ignition Key Replacement

saab key fob Key Programming

Saab cars built from 1994 have an immobilizer that relies on a set of keys. A new transponder is required in order to enable the addition of a second key, and special programming. This is usually handled by the dealer using a Tech2 diagnostic tool.

It can be costly. This is why you should always have a spare key at hand.

Transponder key

The transponder is a key with an electronic chip. The chip sends a signal when the key is inserted in the ignition. The car is able to check whether the signal is the same as the one on the key. If the signals match it will unlock and begin. This is a great way to avoid auto theft and keep your car safe from thieves.

Transponder keys are a popular feature in automobiles, but you should be aware they aren't as secure as classic keys made of metal. While the metal parts of a conventional key can be cut and copied however, a transponder is secured by an electronic chip. This chip contains an unique code that's programmed into a car's computer order to identify it.

The car will recognize the Saab keyfob, and allow it to be turned on. However, it is only able to do this if your key fob is unmodified and has a chip that has been programmed to match it. Otherwise, the car would refuse to accept the key and will not start.

It's important to make sure that you have an extra key for your Saab Ignition Key Replacement. This is especially important if you reside in a rural area with numerous car thieves. The good part is that you can obtain a replacement key for your saab 9-3 key without having to go to an auto dealership and pay the high prices that they ask. In the majority of instances, you can get a new key made on-the-spot for less than half the cost you'd pay at a dealer.

Wired key

Saab cars are usually provided with two keys. If you only have one, you should purchase an additional key as quickly as you can. This is because if the key is lost and the car needs an entirely new CIM and the locking cylinders replaced. This could be expensive, especially if you are buying a second-hand car.

The next step is connecting the row and columns wires to your microcontroller. This is the toughest part of the project, and it will require lots of soldering. There is no standardized way to accomplish this, however it is important to think about the routes you'll use to solder the columns and rows. For this keyboard, there are 5 rows and 17 columns. So there will be 22 microcontroller pins and wires to connect.

After the columns and rows are soldered together, it is time to connect the key switches. Solder a diode to each key switch pin. This will shield the pins that are used for key switches from current and prevent them from being shorted. The diode allows current to only flow in only one direction. It has a visual indicator with a black band that indicates which direction current will flow.

Sanabria states that a number of the tools sold in auto parts stores, including the Autel MaxiIM IMM608PRO and IM508 will assist shoppers or DIY customers to program replacement keys and restore immobilizer information. The tools connect to OBD ports and guide the customer through each step and make the process more straightforward than replacing the vehicle's computer.

Jump starting the battery

Most people keep a few sets of jumper cables in their trunks in case of emergency however, jumping a battery on newer automobiles might not be the best idea. These vehicles are equipped with digital and computer systems that communicate with each other. A voltage spike when the battery is connected to another one could damage these components and leave your vehicle undriveable.

Start the working vehicle and let it run for about two minutes before connecting the cables to the battery that is not working. Attach the red clip to the positive terminal on the good battery (it will have "POS" or "+" on it). Attach the other end to a clean, unpainted metal surface beneath the hood of your disabled car. The engine block is an excellent option. Don't connect the black cable to the negative terminal on the dead battery as this could trigger an ignition spark that ignites the gasoline in the engine bay.

Once the cables are connected, turn on the vehicle you are not using and let it run for approximately five minutes before you disconnect them in reverse order. The battery in the Saab 9-3 will charge while you drive. It will take a while for it to recharge again. It is recommended to purchase a second key fob, when you can. Replacing the only one that works requires the installation and programming of a brand new computer chip.

replacement saab 9-3 key case

Saab owners often only have one car key, and if that is lost, they'll be charged. It's expensive to add keys and will require replacing the CIM or TWICE in the case of older models. In the event of theft, or any other calamity it is best to have an extra key. Even when the key is "new", it won't work.

Most locksmiths aren't able to help in the event that you only have one working key and the dealer will charge you top dollar to replace the computer in your vehicle to make a replacement. However, we can reset and re-program the computer's EEPROM to prepare it to accept the new key, without replacing the whole system. This could help you save money. It's also a lot cheaper than waiting until you lose the only key.