Where is the camshaft position sensor on the engine? P0300 code?

Tiny
CHEWYDOG57
  • MEMBER
  • 2004 CHEVROLET CAVALIER
  • 2.2L
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 200,000 MILES
Where is the camshaft position sensor on the engine and what is the size of the head on the bolt that holds the sensor to the engine? Is there a clip on the wire that you have to take off before you can unplug the wire from the sensor?
Monday, December 2nd, 2024 AT 1:55 AM

12 Replies

Tiny
KEN L
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This car does not have a camshaft position sensor, what kind of problem are you having?
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Monday, December 2nd, 2024 AT 10:52 AM
Tiny
CHEWYDOG57
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The code came up P0300 and that code is for my camshaft sensor and I already bought the sensor. I know that my engine has a camshaft sensor. I brought it to O'Reilly and they put it on VERI SCAN. That code P0300 indicates that there were too many random cylinder misfires within a predetermined period of time. And I could feel it and hear it. And before this sensor I replaced the ignition control module sensor, and the check engine light was on and the service engine light was on. Also, once changed the lights went out and it ran good for 20 miles, then the lights came back on. The ignition sensor was really bad, I couldn't put it in gear because it would stall out every time. Once changed it didn't do it no more, so it fixed it then the same lights came back on. And it is shutting off but only a quarter as much. So, it is running better but the check engine and service lights are back on. I think I found it when you are in front of the car It is on the right side of the engine below my oil filter canister type to the left of that a few inches and you go a few more inches more to the left is the starter between those 2 and right next to camshaft sensor is the knock sensor to the left of it but right beside each other. I put a little compact mirror, and I can see the 2 together but there is only 3.1/2 to 4 inches for you to get in. The depth is about 6 inches to the sensors. If you took the fan, radiator, condenser out it would take 3 minutes to take the senso out and put it right back in. Still in those 3 minutes. Now all the other years of that engine they have the camshaft sensor 2000,2001, 2003, 2005. And you are telling me the 2004 it doesn't have the camshaft sensor. Can you please keep looking? The sensor looks the same in all of them. Do you know what the size of that bolt head on the rest of the years that I have said. It is a 7, 8, 9, 10, mm If I find the right socket the first time, I get it on that bolt I will get it out. And then I just have to put it back in one time. Can you please get me the right size mm socket that goes on the head of that bolt Please as soon as you can. With the mirror what I see is what the new sensor looks like. If there was room to keep the little mirror and put the ratchet in at the same time it would work out it still would be better than with no mirror.
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Tuesday, December 3rd, 2024 AT 3:00 AM
Tiny
KEN L
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So this is a misfire code not the camshaft sensor, by change do you mean the crankshaft sensor?

"The 2004 Chevrolet Cavalier with the 2.2L Ecotec 4-cylinder engine does not have a traditional camshaft position sensor (CMP)".

A P0300 diagnostic trouble code (DTC) detected a random or multiple cylinder misfire.

There is no camshaft sensor, I double checked. Here is the location of the crankshaft sensor which will take a 10mm socket to replace. Check out the images (below). Please let us know what happens.
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Tuesday, December 3rd, 2024 AT 10:20 AM
Tiny
CHEWYDOG57
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There it was the camshaft sensor Was right where I said it was Between the canister oil filter type and the starter. I had to take the starter out. One bolt was easy. But the top was a tough one you could not see and you could only use the 6inch extension and that barely worked but I got it done. It seems to run fine. But I could only drive it. So, I will find out for sure this weekend. Bill
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Saturday, December 7th, 2024 AT 3:40 AM
Tiny
KEN L
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You mean crankshaft sensor, right?
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Saturday, December 7th, 2024 AT 12:26 PM
Tiny
CHEWYDOG57
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No sir, I ordered a camshaft sensor and that is what I put in this engine. I was talking to my brother in Michigan. He said the engine had been changed. And he thinks it might be a 2002 sunbird engine 2.2L Ecotec 4-cylinder J engine is there a camshaft sensor in that engine. Also, When I put the camshaft sensor in. I noticed that in the very bottom middle of the motor the 2 bolts were not in the motor mount. They were a 1/4 inch off of being aligned with the hole's and 3/16 inch's up from sitting flat on the mount. If it would not have been like this, I would have put some bolts in. It didn't seem like the engine was moving. But I am not 100% sure. Are those 2 bolts a must to be bolted down? Now I know when I first got the car, I know it had the original engine in the car. And that was a 2004 Ecotec engine 2.2L 4-cylinder J engine now that engine is supposed to be a harder engine to find. I thought this was very important to tell you about what I just found out. So, I would think that you are right that in the original engine that was in the car there is not a camshaft sensor in that engine. So that is why I asked you the question about if there is a camshaft sensor in a 2002 engine from a sunbird body. And like I said the J engine is supposed to be a rarer engine to fine. I thank you for your help. I hope you can tell me more about this whole situation. Thanks again, William Mees.
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Sunday, December 8th, 2024 AT 1:16 AM
Tiny
KEN L
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Yep, you are correct, here is the location of the camshaft sensor for the 2.2 2002 engine. Check out the images (below). Let us know if you need anything else.
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Sunday, December 8th, 2024 AT 10:02 AM
Tiny
CHEWYDOG57
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I had asked you about that they did not put the bolts in the very bottom motor mounts because they were a 1/4 bolt off from the holes and the engine was not flat against the mount. Do you think that I will have problems being it is not bolted down to the mount? I am sure now it will be very hard to line those bolts up at this point now. What do you think and then of course I don't know the size of the bolts that go in those two holes. Thank you for your answer on this problem.
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Tuesday, December 10th, 2024 AT 2:01 AM
Tiny
KEN L
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I am not sure what you are talking about, there is one 10mm bolt that holds the sensor in. Can you upload an image so I can see?
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Tuesday, December 10th, 2024 AT 10:15 AM
Tiny
CHEWYDOG57
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Sir, you did not read my question. I told you once I put the camshaft sensor on and put the starter bake in place. That job was done! I noticed Than that the bottom motor mount bolts were not put in the motor mount and that they are not lined up the holes in the motor to match the bolts that go through the mount then into the engine holes on the mounts they are a 1/4inch off the center of the motor mount bolts off from lining up. And the motor is not setting flat flush against the motor mount. They are 1/16 off from lying flat once they are screwed in, will it cause a problem with the engine moving? Thank you
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Wednesday, December 11th, 2024 AT 12:36 AM
Tiny
KEN L
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This post is about the cam and crank sensors. Sorry, we only handle one problem per thread. Please post your new question here, you must be logged in.

https://www.2carpros.com/questions/new

Cheers, Ken
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Wednesday, December 11th, 2024 AT 10:26 AM
Tiny
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You had already answered my question you sent me a picture of where I found the camshaft sensor on a 2002 sunbird engine. Then I asked you a different question?
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Thursday, December 12th, 2024 AT 12:40 AM

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