Causes of Problem

Remedy

• Incorrect electrode gap of spark plug

• Fouled spark plug

• Spark Plug insulator cracked

• Bridging of electrodes of spark plug

• Insufficient or no high tension voltage reaching spark plug terminals

• Low compression in engine

• Engine valves sticky

• Engine valve timing incorrect

• Fuel lines clogged

• Airlock in fuel lines/air leak in induction system

• Carburettor faulty (over flooding)

• Correct

• Clean

• Replace spark plug

• Clean the electrodes

• Check ignition system and rectify

• Rectify

• Rectify the problem

• Adjust the valve timing

• Clean

• Rectify connections

• Rectify the fault of carburettor