Read and follow the introductory information and
safety information first⇒
Introduction
to the subject
Volkswagen recommends using only genuine Volkswagen deicer spray with lubricating and anticorrosive properties to deice door lock cylinders.

Note
Care of rubber door and window seals
Cleaning the power sunroofVolkswagen Tiguan Service and Repair Manual > Front doors, Central locking system: Front Door
Tools
Special tools and workshop equipment required
Wrench - Door Adjusting -3320-
Door Adjusting Wrench - Joint -3320/1-
Wrench - Door Adjusting - Box Wrench -3320/2-
Wrench - Door Adjusting - Box Wrench -3320/3-
Roller - 3356-
Torque Wrench 1331 5-50Nm -VAG1331-
Gauge - Gap Adjustment -337 ...