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The knock sensor retards the engine timing when there is a knock or ping detected. This will make the car a little sluggish. It is rare that the knock sensor goes bad.
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∙ 13y ago
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If your knock sensor is bad what will your car do?
Ping.
Does a bad knock sensor stop the car while driving?
No.
Will a bad knock sensor make your vehicle cut off?
if a knock gos bad can your car go off
How will a bad knock sensor effect your car?
depends on the car but most retard the timing
Can a bad knock sensor cause your car to shutoff?
yes, it is protecting the motor from damage.
What are the symptoms of a bad knock sensor and can it damage the engine?
you will have a knock sensor code and the car will run slugish. when a knock sesor code is set its retards the timing so the engine will not detonate. the easyiest way to fix it is relocating the sensor.
How can you tell if your knock sensor is bad?
Not much goes wrong with them! if your car is pinging under load this may be a bad knock sensor, but if you tap the block with a small hammer & the idol seems to change or the timing wanders this is the knock sensor failing. if the idol doesn't change this is a bigger issue
Will it hurt engine to drive with bad knock sensor?
Yes it can hurt your engine to drive with a bad knock sensor. The knock sensor should be replaced as soon as possible.
Will the knock sensor cause the car not to start?
No it will not. The knock sensor is used to adjust the timing.
Can you run the car with a knock sensor?
Yes, you should always run your vehicle with its Knock sensor.
Can a knock sensor correct itself?
If the sensor it'self is bad then NO.
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.
