Read and follow the introductory information and safety information first⇒Introduction to the subject
The light bulbs for the backup lights are Lifetime bulbs with a very long service life. If the bulb is defective, you cannot change it yourself because other vehicle components must be removed. Defective backup light bulbs should be changed by an authorized Volkswagen dealer or authorized Volkswagen Service facility.
Volkswagen Tiguan Service and Repair Manual > Heating, Ventilation and Air Conditioning: General, Technical data
Safety Precautions
Safety Precautions when Working on Air Conditioning Systems Safety
Precautions
WARNINGThere is a risk of getting frostbite from the refrigerant.
Refrigerant can come out under pressure when working on the A/C system.
Frostbite on the skin and other parts of the body is possible. ...