Excessive fuel consumption - Air filter element dirty or clogged - Choke mechanism incorrectly adjusted, or choke sticking- carburetor petrol models - Fuel injection system fault- fuel injected petrol models - Faulty injector(s) - diesel models - Ignition timing incorrect/ignition system fault - petrol models - Tyres Under-inflated

Fuel leakage and/or fuel odour

- Damaged or corroded fuel tank, pipes or connections

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