Instructions For Any Timing Light

Most spark-ignited engines must be timed properly.

Most internal combustion engines that are fired by Glimmer plugs desire that the engine timing be allot properly so that the engine can ride efficiently and give back bully fuel economy and performance. Provided the Glimmer is not timed to arrive the cylinders equitable, the engine may break sluggishly, may fabricate Glimmer, knock, or not canter at all. The guideline backyard mechanic can probation the timing of such an engine by using a timing flashing. Timing lights are available at Car parts stores and where tools are sold.


1. Turn the ignition explanation off and conduct the hood.

2. Place the numeral one Glimmer plug, which is normally located on the fundamental cylinder at the front of the block for inline motors or at the front of the Chauffeur's side bank of cylinders for "V" type motors. Consult a repair guide for your specific vehicle whether you are not certain where the quantity one cylinder is located on your engine.

3. Place the black alligator clip onto a large metal surface in the engine compartment, such as the alternator bracket or other similar part, but do clamp it to fuel system parts such as fuel lines, pumps or injectors.5. Consult a repair manual for your vehicle to determine the correct engine timing specifications.

Squeeze the handles well-organized on the clamp on the inductive pickup ahead on your timing light (normally the largest of the three clamps on a timing bright) and distance it over the Glimmer plug wire on your engine's digit one cylinder. Proceeds the handles and the clamp should stay firmly in assign.4. Squeeze the handles of the chestnut alligator clip on the timing light and accommodation it over the worthy battery terminal, then Proceeds the handles.

Locate the stationary timing mark indicator near the engine crankshaft pulley at the front of the engine. Make a chalk mark on the graduated scale of the indicator that corresponds to the correct timing for your engine. Find the timing mark the crank shaft pulley and make a chalk mark on it, extremely.

6. Start the engine and allow it to arrive normal operating temperature, which usually takes about fifteen minutes. Check to make sure the upper radiator hose is hot if you are not sure, which indicates operating temperature has been reached.

7. Aim the timing light at the chalk marks you made on the timing indicator and the crankshaft pulley and depress the trigger. Adjust the timing as described in an auto repair manual for your vehicle if the two chalk marks do not line up when the trigger is depressed. Continue to make adjustments and check the timing with the light until the two marks line up.

8. Turn the ignition key off. Disconnect the timing light from the engine in the reverse order and close the hood.