Car engine repair Opel Astra F (petrol)

Characteristics of a single overhead camshaft engine
Engine (General information) Type - Four-cylinder in-line water-cooled, single overhead camshaft with hydraulic valve lifters Engine code assigned by the...

Characteristics of the engine with two overhead camshafts
Engine (General information) Type - Four-cylinder, in-line, water-cooled. The two overhead camshafts are belt driven and act on hydraulic valve lifters. Engine...

General information about the engine
The engine is mounted transversely in front of the vehicle. The crankshaft of the engine rests on five bearings, and the central bearing has a thrust element...

Compression test
Note: An appropriate compression tester must be used to carry out this check. If engine performance deteriorates, intermittent operation occurs that cannot be...

#1 Piston Top Dead Center — Location
For timing, TDC refers to the position of the No. 1 piston at the end of the compression stroke. All work on the engine is carried out taking into account...

Camshaft cover — removal and installation
Engines 1.4 and 1.6 liters Disconnect the hose (hoses) on the distributor cap. Remove the bolts together with clamps and/or brackets if possible. Separate the...

Crankshaft pulley — removal and installation
Disconnect the negative battery terminal. Raise the front right side of the vehicle until it is secure. Remove the wheel. Having unscrewed the bolts, remove...

Timing belt covers — removal and installation
1.4 and 1.6 liter engines with single point fuel injection and carburetor Top Outer Cover - Removing The air cleaner can be removed for easier access. If...

Ignition distributor belt — removal, installation and adjustment
Engines 1.4 and 1.6 liters Removing Disconnect the negative battery terminal. Remove the outer belt covers as previously noted. The power steering pump must be...

Timing belt sprockets — removal and installation
Engines with one camshaft Camshaft sprocket The outer belt covers are removed, then the following operations follow. Turn the crankshaft so that the No. 1...

Belt tension indicator (engines 1.4 and 1.6 l) — removal and installation
Remove the belt; after unscrewing the central bolt, remove the tension indicator. Install the pointer in place, making sure that the boss on the pointer plate...

Camshaft seals — replacement
Engines with one camshaft Front oil seal Remove the camshaft sprocket. After making a hole in the stuffing box, screw in the screw and pull out the stuffing...

Camshaft — removal, inspection and installation
Engines with one camshaft Removing The camshaft can be removed without removing the casing, only with a special tool (Vauxhall/Opel N 603850 or equivalent),...

Cylinder head — removal and installation
Engines with one camshaft Removing Note: The engine must be cold when removing the cylinder head. Disconnect the negative lead from the battery. Drain the...

Oil pump — removal and installation
Removing Remove the timing belt rear cover. Remove the pan and its baffle, disconnect the oil supply pipe to the oil cooler. On 1.8L and 2.0L engines, remove...

Oil pump — disassembly, inspection, assembly
Disassembly Remove screws and back cover. The screws can be tightened very tightly, in which case an impact screwdriver may be required. By unscrewing the pump...

Crankshaft seals — removal
Front oil seal Remove the crankshaft sprocket. On 1.8L and 2.0L engines, remove the rear timing belt cover. On engines with two camshafts, remove the spacer...

Flywheel / Drive Disc — Removal, Inspection, and Installation
Removing Remove the starter as directed in chapter 12 . Remove the clutch mechanism ( chapter 6 ) or automatic transmission ( chapter 7 ). If the gearbox is on...

Oil cooler (engine with two camshafts) — removal and installation
Removing To gain access to the oil cooler in order to remove it, it is necessary to perform the operations indicated in chapter 3 , or otherwise by removing...