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Could a anti knock sensor that is unplugged or defective cause problems with the 305 motor starting?
No, a faulty knock sensor will cause a code 43 normally. check for spark, diconnect a wire from a plug, install a plug in the wire, lay it on something metal, have an assistant crank the motor and watch for spark...
Will the knock sensor cause the car not to start?
No it will not. The knock sensor is used to adjust the timing.
Does a knock sensor ECM error mean that sensor is bad or that the sensor is just reporting a knock in the engine?
The sensor is bad. A properly-functioning knock sensor allows the ECM to advance timing until it senses a knock. It then retards timing until the knock just barely goes away allowing for optimal gas mileage.
What happens when knock sensor goes out on a 1994 Nissan Altima?
The knock sensor advances the timing to optimize fuel efficiency. When it goes out, your gas mileage goes down.
Can knock sensor cause spark knock?
yes when it is not working properly
In a 1993 Ford 4.6L what might cause late spark advance timing late during full throttle?
You may have a defective knock sensor located in the side of the engine block.
Will old plugs cause a knock sensor code?
No it will not.
What can happen if a knock sensor is bad?
the motor could pre-detonate or "knock" that can cause damage
Would a knock sensor cause the engine to run rich?
No it will not.
Any way to temporarily repair plug for Knock sensor on 1993 Chevy blazer k1500 to get it to start to get it home?
You have another problem other then the knock sensor if the engine will not start and run. A knock sensor will not cause the engine not to run.
Is it safe to drive a 2000 Subaru Forester with a defective knock sensor?
No. The knock sensor's job is to detect detonation, or uncontrolled ignition of fuel in the cylinders, and adjust ignition timing accordingly. With a faulty knock sensor, detonation can cause scored on the piston and cylinder walls, damaging your engine.The good news is it's a fairly cheap part, and easy to replace. It is held in by a single bolt, and is located on top of the driver's side of the engine, just aft of the intake manifold.
What is knock sensor?
A knock sensor is a device that senses detonation. Detonation occurs in the engine when the fuel begins to burn prematurely; it can cause substantial damage to the engine.
