Diesel vehicle fuel system Opel Vectra B

General information about the diesel fuel system
1.7L engines The fuel system consists of a fuel tank mounted under the rear of the vehicle, a fuel filter with a water separator, a high-pressure fuel pump,...

Technical specifications
Adjustment data Idle speed: – 1.7 liter engines: • normal 780 – 880 rpm • cold engine start 950 – 1000 rpm – 2.0 liter engines 750 – 850 rpm –...

Air filter and air intake ducts
Removal 1.7L engines 1. Loosen the clamps and remove the intake duct from the air filter housing. 2. Unscrew the nuts securing the air filter housing,...

Accelerator pedal — removal and installation
Removal and installation Engine 1.7 l 1. Inside the vehicle, unscrew the clips and remove the lower panel on the driver's side. 2. Remove the accelerator cable...

Filling and bleeding the fuel system
After any disconnection of the fuel system, air may enter it, which must be removed. In case of complete depletion of fuel from the fuel tank, it is not...

Fuel level sensor
See the corresponding description in subsection 5.1.11 . Please note that there is no fuel pump installed in the fuel tank.

Fuel tank
See the corresponding description in subsection 5.1.12 . Please note that there is no fuel filter installed outside the fuel tank.

Checking and adjusting maximum speed
1.7L engines 1. Warm up the engine to normal operating temperature. 2. Press the accelerator pedal all the way down for no more than 2–3 seconds and check that...

Starting a cold engine
On 1.7 engines, a thermostatic capsule is installed in the fuel pump, which controls the cold engine and reduces emissions of harmful substances in the exhaust...

Electrical components of the injection system of the 1.7 l engine
The only electrical component in the injection system is the engine shut-off solenoid valve, which is located on top of the high-pressure fuel pump. If the...

Electrical components of the injection system of the 2.0 l engine
Air flow meter Removal and installation 1. Turn off the ignition and disconnect the electrical connector from the air flow meter. 2. Loosen the clamps...

High pressure fuel pump — removal and installation
1.7L engines 1. Remove the ground cable from the battery. Remove the intake manifold. 2. Remove the pulley from the fuel pump. 3. Remove the oil filter. 4....

Checking the fuel injection timing
1.7L engines The fuel injection timing must be checked after dismantling the fuel pump. Dynamic testing of fuel injection timing must be performed at a service...

Adjusting the fuel injection timing
1.7L engines 1. Remove the ground wire from the battery. Unscrew the fuel lines that supply fuel to the fuel injectors of the first and second cylinders. 2....

Fuel injectors — removal and installation
Warning! When checking the operation of the fuel injectors, never place your hands or any part of your body under the jet of fuel coming out of the injector....

Turbocharger — removal and installation
Removal 1. Remove the exhaust manifold together with the turbocharger. Engine 1.7 l 2. Unscrew the nuts and remove the exhaust section with the gasket from the...

Heat exchanger — removal and installation
1. Remove the radiator. 2. Unscrew the upper (A) and lower (B) heat exchanger mounting bolts and remove the heat exchanger from the side of the radiator. 3....

Intake manifold — removal and installation
1.7L engines 1. Remove the ground cable from the battery. 2. Loosen the clamps securing the air intake duct to the air cleaner housing and remove it from the...

Exhaust manifold — removal and installation
1.7L engines 1. The exhaust manifold is removed together with the turbocharger. Raise the front of the car and secure it on stands. Remove the engine splash...

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