Mercedes S-Class W-140

1991-1999 of release

Repair and car operation

Mercedes S-Class
+ Mercedes-Benz Cars of a class S (W-140)
+ Operation manual
+ Routine maintenance
+ Engine
+ Systems of cooling, heating
+ Power supply system and release
- Engine electric equipment
   - Ignition and engine management systems - the general information
      Checks of a control system by ignition and injection
      Search of malfunctions - the general information and preliminary checks
      Check and adjustment of a corner of an advancing of ignition
      Spark plugs
      Self-diagnostics of systems of electronic control of OBD
      Diagnostics of electronic system of the automatic conditioner of air (KV)
      Oscillograph application for supervision of signals of a control system
      Ignition coils - installation details
      Removal, installation and adjustment of the sensor of provision of a camshaft (CMP)
      The ignition distributor (M119.97 engines) - installation details
   + charge and start Systems
+ gear shifting Box
+ Avtomaticheckaya transmission
+ Coupling
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment


Removal, installation and adjustment of the sensor of provision of a camshaft (CMP)


Details of installation of the CMP sensor

1 — the Sealing ring
2 — the Adjusting washer
3 — the Bolt
4 — the CMP Sensor
5 — the Contact socket

Adjustment of a gap of the CMP sensor

1 — Shchup
2 — the CMP Sensor


1. Uncover heads of cylinders.
2. Turn out fixing bolts and remove the CMP sensor, a sealing ring and an adjusting washer.

Installation and adjustment

Default of procedure of adjustment of a gap of the new CMP sensor can lead to an exit it out of operation!


1. At installation to the place of the old sensor act as it should be, the return to an order of dismantle of components, - do not forget to replace a sealing ring.
2. At installation of the new sensor establish a sealing ring, establish the sensor, then turn a cranked shaft so that the segment of an asterisk of a camshaft appeared opposite to the sensor.
3. With the help щупа lezviyny type measure gap size between the sensor and an asterisk segment. The demanded size of a gap makes 0.4-0.6 mm. In case of need make the corresponding adjustment by selection of a new adjusting washer, - washers are issued in a range of thickness from 0.1 to 1.0 mm with a step in 0.1 mm.
4. Having finished adjustment, tighten bolts of fastening of the sensor with demanded effort.