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You can drive the car but if the engine should ping (knock) under load, the knock sensor won't be able to tell the computer to retard the timing. Excessive pinging can damage internal engine parts.

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15y ago

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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.


What does mean if the knock sensor caused the check engine warning?

your knock sensor could need to be replaced


Should a knock sensor be replaced when an oxygen sensor is?

NO. there 2 different things / sensors.


What is the cost to replace a knock sensor on a Nissan Altima?

If just the knock sensor need to be replaced. I would say no more than $150.00


What happens if you drive the vehicle with a bad knock sensor?

If you run your rig with a bad knock sensor the computer will not be able to tell if or when your engine starts to knock (such as a rod knocking). That is if it isn't already cause the sensor is there for insurance. Make sure the sensor is bad and if so have it replaced asap. It is an expensive job cause you have to remove the intake to get to them (some engines have two under the intake). willyray3


Is your knock sensor bad?

Thanks, no it is just fine. Replaced it a few months ago.


95 Villager is stalling on the go but when restarted goes good for some time Code says knock sensor 34 Is it really a knock sensor problem How do you change it Where exactly is it located?

Also you can remove the front oxgyen sensor and drive it. If the problem goes away it is probably your catalytic converter. The dealer replaced mine because the van has less than 80000 miles on it.I have a 2000 and I tried to get around replacing the knock sensor. I replaced fuel injectors, wires, plugs, distributor and some other parts. All this helped, but van still lose power and surges after engine hot. I been told after all this that the knock sensor retards timing and causes the fuel not to burn as it should. It not only senses knock, but is a protective device for the engine. I just purchased one on eBay for $65 and will install later this week. Should have replaced it when I first got the code.AnswerThat does not sound like a knock sensor problem. the knock sensor senses "knocks" in the engine and retards the timing accordingly. The knock sensor should not affect stalling, the problems are probably not related. The knock sensor itself is located under the lower manifold. It is a lot of fun to get to.


Will i damage my car if i don't replace the knock sensor when they need replacing?

the knock sensor cuts the engine out so it won't damage the car if not replaced, the car just won't work.


Does a knock sensor have to be replaced?

Yes, it helps the engine control computer monitor and adjust the timing


Does a 94 integra have a knock sensor?

LS does not have a knock sensor. GSR does have a knock sensor


Where is the knox senor on a1999 infinity qx4?

The knock sensor is located under the manifold on the rear of the engine near the fire wall. You will need to get a new manifold gasket as this will have to be replaced after the knock sensor is reached.


Have a 97 Olds 88 replaced MAP sensor and new gaskets for coolant leak everything was great. Now about 250 miles later the engine has a loud ticking knocking noise. Would this be a knock sensor?

The knock sensor is exactly what it says. It senses any knock or ticking in the engine and retards the timing. The knock sensor is not the problem, the knocking is. Go to a repair shop and have it diagnosed.