What is the red Honda key for?

The red key is sometimes required for recoding of the chip/ECU when you go to Honda. Although its very rare they ask for it. Its best to keep it safe either way as you never know.

How does the Acura immobilizer work?

When you insert your key into the ignition switch or bring a Smart Key fob into the vehicle, the key transmits an electronic code to the vehicle. The engine will only start if the code in the transponder chip inside the key or Smart Key fob matches the code in the vehicle’s immobilizer.

What is the red key for Honda Prelude?

Mechanic for Honda: Kyle N. Sten, The Red key is a programming key. It will tell the car to erase all the other black keys when it’s inserted into the ignition.

Whats a red key?

A Red Key is an extra key that makes it possible to restrict some of the car’s functions, which can give you a sense of security when you lend your car to a younger driver, for example, or when you take your car in for service.

How do you program a Honda Prelude key?

Step-by-Step procedure:

1. Get into the car, close all doors and insert the key into the Ignition Switch.
2. Turn the ignition to the ON position (the lights on the accessories should come on and the dash will light up).
3. Within 4 seconds press the LOCK or UNLOCK button on the remote transmitter for approximately 1 second.

What are the keys on an Acura 3.5RL?

This is how the immobilizer system works. The 3.5RL is supplied with three keys and a key number plate: 1. A master key (black) for ignition switch, door locks, glove box and trunk lock. 2. A valet key (grey) for ignition switch and door locks. 3. A packaged learning key (red) for re-coding the immobilizer system only.

How to reprogram Acura TL 2004-2008 car keys?

Turn the ignition on, then press the lock or unlock button within four seconds with the remote aimed towards the driver’s side dashboard. Turn the ignition off within another four seconds. Repeat this process twice after, making it three times total. Make sure you do each one within four seconds or less from the next. Figure 1. Put key in ignition.

Can a 2003 Acura RL start without a transponder?

Keep in mind, this information was obtain referring to a 2003 ACURAL RL, but may work with other model years. A special, electronically coded key prevents the car from being started, even if a mechanical duplicate of the proper key shape is used. A transponder, built into the key, signals the immobilizer control unit that the key is genuine.

What happens when you add a key fob to an Acura?

When you add an Acura keyfob, it may not lock or unlock the doors because the car does not recognize the key fob. The procedure below shows you how to program a new Acura key. Enter your Acura and close all the doors. Make sure the hood and trunk are closed as well.

This is how the immobilizer system works. The 3.5RL is supplied with three keys and a key number plate: 1. A master key (black) for ignition switch, door locks, glove box and trunk lock. 2. A valet key (grey) for ignition switch and door locks. 3. A packaged learning key (red) for re-coding the immobilizer system only.

Turn the ignition on, then press the lock or unlock button within four seconds with the remote aimed towards the driver’s side dashboard. Turn the ignition off within another four seconds. Repeat this process twice after, making it three times total. Make sure you do each one within four seconds or less from the next. Figure 1. Put key in ignition.

Keep in mind, this information was obtain referring to a 2003 ACURAL RL, but may work with other model years. A special, electronically coded key prevents the car from being started, even if a mechanical duplicate of the proper key shape is used. A transponder, built into the key, signals the immobilizer control unit that the key is genuine.

What happens if you lose all your Acura keys?

In case you choose the dealer, the car will have to be towed there if all keys are lost. The programming procedure can be relatively expansive, especially if you lost all your keys and can’t start the car. However, we have gathered here for you a few important tips on how to save a lot of money in case you need a new key.