CONTENTS OF ENGINE ELECTRICAL SYSTEM GENERAL
General Information -> Working on ignition system.
-> Removing and installing electronic control units.
-> Welding work (overload protection of co
NOTES ON CHECKING IGNITION SYSTEM
Troubleshooting -> Fault in fuel injection system
-> Spark plug faults
-> Ignition coil faults
-> Further fault patterns with evaluation
-> Additional
ENGINE
VS-42 je
Bauruppe/Group: 11
welweit
Datum/Date: 02/2005
11 02 05 (130)
VACUUM SUPPLY
All models
Fig. 1: Vacuum Supply System
INTRODUCTION
Vacuum is principally used for the brake booster.
The vacuum in the inlet pipe depends on the varying engine load.
Diesel engines do not normally have a
IMPORTANT: The brake pad wear sensor must be replaced once it has been
removed (brake
pad wear sensor loses its retention capability in the brake pad).
If a brake lining sensor that has already been ground has to be replaced even
though the minimum brake pad thickness has
not yet been reached, you