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Most likely the timing is a little too high for low grade octane. Either go to a higher octane ( $$$$ ) or best, with a timing lite, just lower the timing till it stops knocking for the fuel that you are using.
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∙ 15y ago
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What is spark plug gap on 1988 mercury topaz 4 cylinder?
I set mine at .035
What causes a 2001 Neon to jerk when you speed up?
Faulty/fouled spark plugs or spark plug wires. I had this problem and a set of new wires fix it.
What causes black soot from tailpipe?
It usually means too much fuel or not enough spark.
Does propane need smaller spark plug gap?
No, propane does not require a smaller spark plug gap. The spark plug gap should be set based on the manufacturer's recommendations for the specific engine, regardless of the fuel being used. It is important to follow the spark plug gap specified for the engine to ensure proper combustion and performance.
Diagram of engine combustion?
In density and pressure by both the internal combustion spark done with the heat in the atmosphere combustion.
What are the knock senors for on a 2004 Chevy truck 4x4?
Severe spark knock (pinging) can damage the engine. Knock sensors detect spark knock (pinging) in the engine. They send that info to the ECM (Engine Control Module). The ECM makes temporary adjustments in engine timing to eliminate the spark knock.
Why is your engine knocking on BMW745?
knocking as in spark knock? or engine knock? spark knock is adjusted through a knock sensor via ignition timing. eng. knock is due to brg. knock as in low oil pressure or sluge in engine or just a tired motor
What problem could the knock sensor cause on your car?
If the knock sensor failed the CEL (Check Engine Light) would be illuminated and the engine may "ping" or "spark knock" under load. Serious "spark knock" can damage the engine if allowed to continue.
What causes your engine to drag while starting and spark knock while driving?
The timing is set higher than recommended. It needs to be retarded.
Will a bad knock sensor prevent an engine from shifting?
A bad knock sensor would illuminate the check engine light and allow the engine to ping (spark knock). The engine doesn't shift, the transmission shifts.
How many spark plug does Mercury Sable needs?
A V6 engine in a Mercury Sable takes ( 6 spark plugs )
No Spark on mercury engine?
you probrably have a bad stator
How do you stop spark knock?
To stop spark knock , try a higher octane fuel. Make sure that the engine is timed properly and that the spark plug type isn't considered too "hot."
What is a knock sensor on a 3800 series 2 supercharged motor?
The knock sensor detects spark knock (aka ping), sends that signal to the engine control module (ECM), the ECM retards the timing until the spark knock stops.
What is the function of a knock sensor on a 2000 mercury villager?
the knock sensor monitors preignition,spark knock and sends signal to pcm,pcm responds by adjusting ignition timing and fuel timing until knock is gone.
Where are the spark plugs on a 1999 mercury courger?
The spark plugs on a 1999 Mercury Cougar are located under the cover of the engine. The spark plugs should be changed approximately every 60,000 miles.
Can worn spark plugs cause engine knock?
Worn spark plugs would cause mis-firing or non firing cylinders, both are no good for the engine, replacing the plugs may stop the knock (Could also be a different problem) But you should replace spark plugs as soon as possible.
