Engine cooling system Opel Ascona C

Cooling and heating systems — specifications
System type - Sealed (without coolant consumption), with expansion tank. The water pump is driven by a timing belt Coolant Type/Specification - Ethylene Glycol...

General information
Engine cooling is achieved by a traditional water pump system in which the coolant is under pressure. The cooling system consists of a radiator, an...

Cooling system — routine maintenance
1. Check the coolant level in the expansion tank at specified intervals. If it drops below the "KALT" mark on the tank wall, remove the tank cap (see photos)...

Cooling system — draining liquid
1. Park the car on a level surface, remove the expansion tank cap and set the heater control to the "full heat" position. If you changed the coolant less than...

Cooling system — flushing
1. Over time, the system may lose its efficiency due to clogging of the radiator with rust, scale, sediment, etc. This is one of the reasons why the engine of...

Antifreeze mixture
1. On the models in question, antifreeze must always be present in the coolant (at any time of the year). Antifreeze is mixed with clean, preferably soft...

Cooling system — filling with fresh coolant
When replacing the coolant, it is essential to flush the system. 1. Check that all hoses and clamps are in good condition and that the clamps are tight. 2....

Radiator — removal, inspection and installation
1. The radiator can be removed together with the fan. If for some reason you want to remove the fan separately, please contact section 11 . 2. Drain the...

Thermostat — Removal, Checking and Installation
1. Typical signs of a faulty thermostat include slow engine warm-up (longer than 7-8 minutes) or its overheating, which is indicated by boiling of the coolant...

Water pump — removal and installation
1. Drain the coolant ( see section 3 ). 2. Loosen the nuts and bolts securing the generator, turn it towards the engine and remove the drive belt. Figure 2.1....

Generator Drive Belt — Removal, Installation and Tensioning
1. The alternator drive belt connects it to the crankshaft pulley. 2. Correct tension of the drive belt will ensure its long and reliable operation. If the...

Electric Radiator Fan — Removal and Installation
1. Disconnect the negative battery cable. 2. Disconnect the fan wiring. Figure 2.2. Fan shroud securing bolts and fan motor wiring connector - shown by arrows...

Fan Thermal Switch — Removal and Installation
1. The fan operation is controlled by a thermal switch located on the rear surface of the radiator in its lower right corner. If the fan does not turn on when...

Coolant Temperature Sensor — Removal and Installation
1. On 1.3 engines, the coolant temperature sensor is screwed into the intake manifold (see photo). On other engines it is located on the thermostat housing....

Heater — description
1. The heater system uses fresh air that enters through a grille at the base of the windshield and passes through a core that is heated by the engine cooling...

Heater Parts — Removal and Installation
Control unit 1. Remove the panel at the bottom of the dashboard. 2. Release the 4 retaining clips and remove the cover from the heater core housing. 4. Note...

Vents and grilles — removal and installation
Side nozzle (to remove fog from side windows) 1. Pry up the nozzle with a screwdriver and remove it from the dashboard. Side vent of the heater 2. Remove the...

Cooling and heating system — troubleshooting
Symptom/ Cause(s) The engine gets very hot/ Lack of coolant in the system The electric fan does not work Internal or external clogging of the radiator A kink...

Cooling system (late models)
Coolant pump (1.6, 1.8 and 2.0 l, since 1987) - removal and installation 1. Loosen the camshaft timing belt tension as described in Section 3, paragraphs 9...

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