Gasoline engine injection system Opel Astra G

General information and precautions
General information The electronic engine management system regulates the amount of fuel supplied to the cylinders and controls the ignition process. Gasoline...

The operating principle of fuel injection systems
Multec central injection system Main components of the Multec central injection system (1.6L SOHC engines) 1 — Crankshaft position sensor (CKP) 2 — Throttle...

Checking the proper functioning of the fuel injection system
See warnings at the beginning of the section Relieving pressure in the fuel system of gasoline engines . 1. Check the reliability of the electrical connections...

Removal and installation of components of the Multec central fuel injection system
See warning at beginning of section Relieving pressure in the fuel system of gasoline engines . Fuel injector Before you decide for sure that the injector is...

Removal and installation of components of distributed fuel injection systems Multec-S and Simtec-70
See warning at beginning of section Relieving pressure in the fuel system of gasoline engines . Multec-S injection system Before you decide for sure that your...

Intake air temperature control system (models with central injection) — operating principle and serviceability check
Operating principle The information element of the system is a temperature-sensitive valve-switch installed in the throttle body. When the temperature of the...

Removal and installation the intake manifold
SOHC engines New pipeline fastening nuts are required during installation. 1. Relieve the pressure in the fuel system (see Relieving pressure in the fuel...

Removal and installation the exhaust manifold
SOHC engines 1. Walk along the wiring harness from the lambda probe and disconnect the connector. Release the wiring harness from all intermediate fasteners so...

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