Opel Corsa B 1993–2000 Service and Repair Manual: Cooling system

Overheating

  • Insufficient coolant in system.
  • Thermostat faulty.
  • Radiator core blocked, or grille restricted .
  • Electric cooling fan or thermoswitch faulty.
  • Ignition timing incorrect .
  • Inaccurate temperature gauge sender unit .
  • Airlock in cooling system.

Overcooling

  • Thermostat faulty.
  • Inaccurate temperature gauge sender unit .

External coolant leakage

  • Deteriorated or damaged hoses or hose clips.
  • Radiator core or heater matrix leaking .
  • Pressure cap faulty.
  • Water pump seal leaking .
  • Boiling due to overheating .
  • Core plug leaking .

Internal coolant leakage

  • Leaking cylinder head gasket .
  • Cracked cylinder head or cylinder bore .

Corrosion

  • Infrequent draining and flushing .
  • Incorrect coolant mixture or inappropriate coolant type.

Fuel and exhaust systems

Excessive fuel consumption

  • Air filter element dirty or clogged.
  • Choke mechanism faulty - carburettor models .
  • Fuel injection system fault - fuel-injected models.
  • Ignition timing incorrect/ignition system fault .
  • Tyres under-inflated .

Fuel leakage and/or fuel odour

  • Damaged or corroded fuel tank, pipes or connections.
  • Carburettor float chamber flooding (float height incorrect).

Excessive noise or fumes from exhaust system

  • Leaking exhaust system or manifold joints .
  • Leaking, corroded or damaged silencers or pipe.
  • Broken mountings causing body or suspension contact.
    Engine
    Engine fails to rotate when attempting to start Battery terminal connections loose or corroded. Battery discharged or faulty. Broken, loose or disconnected wiring in the starting circuit. De ...

    Clutch
    Pedal travels to floor - no pressure or very little resistance Broken clutch cable. Incorrect clutch cable adjustment. Broken clutch release bearing or fork. Broken diaphragm spring in clut ...

    See also:

    Opel Corsa Owners Manual. Vehicle messages, Warning chimes
    Vehicle messages Messages are given via the instrument panel display or as warning and signal buzzers. Check control messages appear on the Info-Display. Some appear in an abbrevi ...


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