Why We Enjoy Rolls Royce Dawn Key (And You Should, Too!)

How to Fix  key of rolls royce

There are very few automobiles that can generate the kind of involuntary gasp that the Rolls-Royce Dawn does. Even with the top of the cloth down it's a stunning vehicle.

It comes with all the standard features - such as motorised doors that can close at the press of a button and umbrellas that are hidden inside the door opening. It also has an ultra-smooth V12 engine that is driven at a near-silent pace.

Dead Coin Battery

The most common reason for a key fob that does not unlock or lock the doors is a dead coin battery. It's also one of the simplest to fix because it can be replaced in a matter of minutes. To avoid a damaged coin battery, ensure that you choose a replacement battery that has the same voltage, size and specification as the original one. Don't expose a battery to clean water, like rain, tap-water that is clean, or even soda, since it could cause damage to the internal chip. If the key fob does not function after reprogramming it using an original key, you can go to an authorized dealer.

Other reasons that the key fob may not be working are water damage, receiver Module Issues, Signal Interference or an Electronic Chip that is damaged.

Poor Battery Contact

The button cell battery on the key fob of your Rolls Royce Dawn may lose its charge. Replacing the battery is a fast and simple fix. However, make sure that you replace it with a new battery with the same size and voltage. If you're unsure of what type of battery to buy, you can try asking the staff at the local auto parts store.

The corrosion on the terminals of the battery in a Rolls Royce Dawn may also prevent it from being able to start. This is a typical issue in older batteries, especially those that haven't been charged for a long time. Multimeters are a good tool for checking the conductivity to determine if your battery terminals have corrosion. Set the meter to the ohms scale, and then place one of the probes against the negative terminal of your Dawn. Touch the other probe on the surface of the engine or chassis. The reading should be close to zero ohms.

A clicking sound is another indication of an insufficient Dawn battery. This is due to the fact that the starter solenoid and other accessories require high electric current, while the engine requires a lower current to work - this means that the battery is unable to supply enough charge.

Water Damage

If you accidentally dropped your Rolls Royce Dawn key fob in the sink or left it sitting in the rain, it is likely to be suffering from water damage. Although the electronic chip inside is protected by rubber seals, prolonged exposure to clean tap water or salty ocean water could cause it to cease functioning properly.

Over time the moisture in the air can cause rust, resulting in faulty circuitry that can lead to issues with the car's security and ignition systems. It could also affect the transmission of signals, leading to the failure of remote keyless systems. The key fob may lock your car or activate the immobiliser, leaving you stuck.

To avoid this, remove the key fob from its case and wipe it with a damp towel to remove any moisture. You can also put the key in a bag with uncooked silica gel or rice to absorb any moisture. Once the key is dry it should function as expected again. If the key fails to work, it is likely that the 12 volt batteries or the receiver modules are the cause. These modules must be replaced.

Receiver Module Issues

If you've already tried a new battery but the remote key fob still isn't working, it might be time to replace the receiver module. This is the part that receives the radio frequency signals from the key fob and converts them into commands for your vehicle's electronics. If the chip in the module is damaged, it will not be capable of communicating with other modules within the vehicle. You'll need a scanner in order to determine the issue. It will show you what the computer in the vehicle is telling it.

The battery in the key fob of your Dawn has metal retaining clips that hold it in place and complete the circuit. These clips can corrode and cause the battery contacts to become ineffective. If you decide to replace the battery, ensure that it's a perfect match in size and voltage to the original one. It could damage the chip in the key fob.

Water damage may be the cause of a key fob that suddenly stopped working. The key fob can be damaged by water if dropped into water or soaked in soapy water. You can clean the key fob using electronic cleaners or isopropyl alcohol however, you will need to replace the chip if it is fried.

Signal Interference

Sometimes, your Dawn key fob might not function due to signal interference. Interference can be caused by objects in the vicinity of your vehicle or by weather conditions, or transmitters that operate on the same frequency band. Interference can also be caused by a faulty receiver module. If you are unable to eliminate the interference, you might be able to use an extender of range or signal booster.

It is essential to replace the button cell battery inside your Dawn key fob if it's depleted. To ensure compatibility with your vehicle, the battery has to be the same voltage and size as the original. If your key fob ceases to fail intermittently, it could mean the chip is fried.

If you've tried the above tips and still can't unlock your key or lock, it's time to contact a professional locksmith. A reputable locksmith will assist you with all your Rolls Royce key fob and key programming needs. This includes reprogramming or replacing. They will be able give you an estimate of the work needed. You can ask the locksmith for their rates and credentials prior to hiring them.

Dead 12 Volt Battery

The 12 volt battery inside your Rolls Royce Dawn provides high current to start the engine as well as for all the accessories and computers onboard. The battery will not function if it is dead or if the flow of current is disrupted by corrosion of the terminals of the battery or the ground connection.

You can use a multimeter to determine the conductivity of your Dawn battery. To accomplish this remove the negative cable from the battery and then touch one probe of the multimeter to the ground wire of the battery and the other probe to any exposed metal part of your vehicle's engine, chassis or body. The reading should be in the vicinity of zero ohms.

If the results are not satisfactory If the results are not satisfactory, you can replace the battery with a fresh one with the same voltage, size and specifications. Make sure that you fully charge the replacement battery prior to using it. The most common cause of the battery failing is internal degradation caused by the effects of aging, but it can also be a result of an excessive draw or if your vehicle has been left in a garage for a long period of time.