Assembly overview - bonnetRemoving and installing fresh air/recirculated air, air flow flap control
motor -V425-, LHD vehicles
Special tools and workshop equipment
required
Vehicle diagnostic tester
First carry out the following work:
–
Switch off all electrical consumers.
–
...
Gaskets, seals
After removing gaskets and seals, always inspect contact
surface of housing or shaft for burrs resulting from removal or
for other signs of damage.
Before installing seals, lightly oil outer diameter and
half-fill space between sea ...
Valve dimensions
Note
Inlet and exhaust valves must not be reworked. Only
lapping-in is permitted.
Dimension
Inlet
valve
Exhaust
valve
Diameter a
...