Removing and installing engine control unit -J623- (with protective housing)Checklist
To ensure your own safety and the safety of your passengers, observe
the following actions in the specified order :
Stop the vehicle at a safe distance away
from moving traffic and on a suitable surface .
Switch on the hazard warning lights using
the button .
Switch on the ...
Assembly overview - poly V-belt drive, vehicles with air conditioner
compressor
1 -
Poly V-belt
Check for wear
Before removing, mark direction of rotation with chalk or
felt-tipped pen.
Do not kink
The length of the poly V-belt must be determined according to the
→ E ...
Dismantling and assembling burner unit
Dismantling
–
Remove auxiliary heater
→ Chapter.
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Dismantle auxiliary heater
→ Chapter.
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De ...