X300 and x 308 Key Fobs

Reprogramming new key-ring transmitters is a repair task and requires no special tools or experience and the most frequently requested reason is due to acquiring a car with only one key-ring transmitter or if the existing ones becoming faulty

Repair Open Time is less than an hour and would cost you here in the UK:
£75.00 + at an appointed dealer plus parts
£40.00 If we do it for you (if you really don’t want to do it yourself)

key-ring transmitter Battery changing X300
Caution: To avoid disrupting the coding of the key-ring transmitter, battery change must be accomplished within two minutes.

Insert a screwdriver into the slot ’A’ in the rear of the key-ring transmitter near where it joins the key ring and gently push it in so as to release clip ‘C’ to allow the cover to pop open

Replace the two button batteries CR2016 ‘D’ in diagram.

 
Existing key-ring transmitter Re-Programming X300
Unlock the car with the key and press ether button three times at 1 second intervals
  
New virgin key-ring transmitter Programming X300
Open the boot/trunk lid and drivers door. Switch on the ignition to position II but do not start the engine. Wait for the dash lights to extinguish. within 5 seconds of the lights going out, Rock the valet switch, in the centre console, 5 times. The system will chirp to indicate it has entered learning mode.

On models with seat/mirror/steering wheel memory functions, the first key-ring transmitter will be linked to memory 1, second to memory 2 etc

Press and hold the larger, lock, button on the key-ring transmitter whilst watching the Red LED and ether wait for it to stop flashing or for the system to chirp a confirmation it has got the signal. If the system doesn't receive any signals for 15 seconds, it will chirp twice and exit learn mode

To program further key-ring transmitters, rock the valet switch once. The system will chirp twice for remote number two, three times for number three etc, then press the lock button of the key-ring transmitter as above

When finish, wait 15 seconds for the system to time out and chirp twice, turn off the ignition, close the doors and boot lid.		  

key-ring transmitter Battery changing X308
For optimum performance, use only CR2016 replacement batteries. The batteries will need replacing when the operational distance of the transmitter decreases significantly.

Caution to avoid disrupting the coding of the key-ring-transmitter on no account should any of its buttons be pressed during battery replacement.

Battery renewal: using a thin blade inserted into the gap between the cover and body of the transmitter carefully prize the two halves apart. Remove the old battery cells and replace them immediately with new CR 2016 cells with the + symbol facing down. Replace the cover by pressing it into place until it clicks.

Note transmitters will not function if the ignition is on

X308 battery replacement

New virgin key-ring transmitter Programming X308
All Key-ring transmitters belonging to the vehicle being programmed must be available. If the learning process is carried out without having all the key-ring transmitters present, all previous transmitter codes will be overwritten, rendering the missing transmitters inoperable.

Hold the headlamp flasher switch in the on position as you turn the ignition switch to position I

Flash headlamps 4 times to enter alarm programming mode confirmed by the LED on the gear shift flashing.

Program each key-ring transmitter (maximum of five units) by pressing the lock or unlock button on the each key-ring transmitter once. The alarm will chirp a confirmation when you press the key-ring transmitter button.

The alarm must complete a full cycle, (program five times) in order to complete programming
If you are programming only one key-ring transmitter, this needs to be programmed five times
If you are programming two key-ring transmitters operate the first key-ring transmitter once and the second 4 times
For three key-ring transmitters the third should be operated 3 times
For five each should be operated once only