Always carry out the following actions for changing a bulb in the given order :
Park the vehicle on a flat and solid surface at a safe distance from the flow of traffic.
Apply the handbrake Braking, stopping and parking Brakes Parking .
Turn the light switch to position 0 Lights Lights .
Shift the turn signal lever to the neutral position Lights Lights .
Automatic gearbox: move the selector lever to position P Changing gear Changing gear Automatic gearbox see Automatic gearbox_0 Automatic gearbox see Changing gear_0 Automatic gearbox Manual gearbox see Changing gear_0 Manual gearbox .
Stop the engine and remove the key from the ignition Starting and stopping the engine Engine and ignition Ignition see Engine and ignition_0 .
Manual gearbox: select a gear Changing gear Changing gear Automatic gearbox see Automatic gearbox_0 Automatic gearbox see Changing gear_0 Automatic gearbox Manual gearbox see Changing gear_0 Manual gearbox .
Switch off the orientation lighting Lights Lights .
Leave the defective bulbs to cool down.
Check to see if a fuse has blown Fuses Fuses .
Follow the instructions to change the affected bulb . Always use identical bulbs with the same designation. The designation is inscribed on the bulb, either on the glass part or on the base.
Do not touch the glass part of the bulb with unprotected fingers. The heat of the bulb would cause the fingerprint to evaporate and condense on the reflector. This will impair the brightness of the headlight.
After changing the bulb, check to make sure that the bulb is working properly. If the bulb is not working properly, the bulb may not have been inserted properly or may have failed again, or the connector may have been inserted incorrectly.
Each time you change a bulb in the front of the vehicle, have the headlight settings checked by a qualified workshop.
WARNING
NOTICE
Volkswagen Touran Service Manual. Two-Part MS Matte Clear Coat
Definition:
Two-Part MS Matt Clear Coat -L2K 769 020 A2-
Edition 08/2013
Product Description
Two-part MS matt clear coat is a clear coat from the
two-part acrylic system.
...
Volkswagen Touran Service Manual. Cigarette Lighter Illumination Bulb -L28-, Removing and Installing
Note
On some vehicle equipment levels, socket illumination is via
Light Emitting Diode (LED) instead of a bulb. These LEDs are
integrated with the illumination housing and cannot be serviced
or replaced separately.
...