Opel Vectra A

since 1988-1995 of release

Repair and car operation

Vektr A. Opel
+ 1. Maintenance instruction
+ 1.1 Maintenance
+ 2. Engine
+ 3. Repair of DOHC engines
+ 4. Repair of the diesel engine
+ 5. Cooling system
+ 6. Fuel system
+ 7. A fuel and exhaust system of models with system of injection of fuel
+ 8. Exhaust system and system of fall of toxicity of exhaust gases
+ 9. Fuel systems of the diesel engine
- 10. Engine electrosystems
   10.2. General information
   10.3. Ignition system
   10.4. Check of system of ignition
   10.5. Rules of care of the accumulator
   10.6. Accumulator check
   10.7. Battery charging
   10.8. Accumulator
   10.9. Charging system
   10.10. Generator
   10.11. Driving belt of the generator
   10.12. Removal and generator installation
   10.13. Generator brushes
   10.14. BOSCH generator
   10.15. Small-sized DELCO-REMY generator
   10.16. System of start of the engine
   10.17. Starter
   10.18. Removal and starter installation
   10.19. Ignition coil
   10.20. Cover and rotor of the distributor of ignition
   10.21. Distributor of ignition (SOHC model)
   10.22. Distributor of ignition (DOHC model)
   + 10.23. Repair of the distributor of ignition
   10.24. Check and adjustment of a corner of an advancing of ignition
   10.25. Fine tuning of the moment of ignition under a used grade of fuel
   10.26. Electronic modules
   10.27. Elements MSTS-i
   10.28. Sensor of speed/provision of a cranked shaft (model of 1,8 l)
   10.29. Motronic system elements
   10.30. Sensor of a detonation (DOHC model)
   10.31. DIS module
   10.32. Sensor of phases of a camshaft (HE C20 engine)
   10.33. System of prestarting heating
   10.34. Glow plugs
+ 11. Transmission
+ 12. Mechanical transmission
+ 13. Automatic transmission
+ 14. Power shafts
+ 15. Brake system
+ 16. Suspension bracket
+ 17. Body
+ 18. Electric equipment
+ 19. Check of malfunctions

10.30. Sensor of a detonation (DOHC model)


The sensor of a detonation is established in the lower part of the block of cylinders from an inlet collector under a regulator of turns of idling and access to the sensor is possible only from under the car.

1. Remove a weight wire from the accumulator.
2. Tighten the hand brake, then lift a forward part of the car and fix on supports.
3. Remove an engine mudguard.
4. Disconnect from the sensor the electric socket.
5. Unscrew a bolt, the fixing sensor of a detonation and take the sensor from the block of cylinders.


Before installation clear interfaced surfaces of the sensor of a detonation and the block of cylinders of the engine.

1. Installation is made in sequence, return to removal.