First read and observe the introductory information
and safety warnings
If locked manually, all doors are locked. If unlocked manually, only the driver door is unlocked. Observe information on the anti-theft alarm .
Things to note when unlocking:
The anti-theft alarm is not activated when the vehicle is locked manually using the key bit .
Introduction
Locking the front passenger door and rear doors manuallyVolkswagen Touran Service Manual. 4-Pin Heated Oxygen Sensor (HO2S), Removing and Installing
Note
Do not repair the heated oxygen sensor wires. Repairing may
result in malfunctions.
Use the faulty sensor as a guide for installing all of the
accompanying attachments, cable ties or marking bands.
...
Volkswagen Touran Service Manual. Refrigerant R134a
Refrigerant R134a Physical Data
Vehicle air conditioning systems make use of the
vaporization and condensation process. In this case, one works
with a substance which boils easily, designated as refrigerant.
The refrigerant employed is tetraf ...