The engine coolant temperature sensor is in the front of the left cylinder head. Here is a guide that will walk you through the steps and diagrams and instructions below to show you how on your van:
Check out the diagrams (below). Please let us know if you need anything else to get the problem fixed. Cheers, Ken
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Nov 19, 2018 at 1:40 PM
STEVEGPLUMBER
MEMBER
4 POSTS
I managed to get it changed, but when I took it out no antifreeze came out and I did not drain any out the plastic tank was up to the full mark. Is this a problem?
Nov 19, 2018 at 2:30 PM
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53,855 POSTS
If the radiator cap was on and the engine was cold this would be normal. Can you take a small piece of wire and stick in the hole to see if you have a small clog? Are you sure you got the right sensor? Can you upload images?
Nov 20, 2018 at 9:39 AM
STEVEGPLUMBER
MEMBER
4 POSTS
The sensor is mounted in the head below the thermostat housing the code is po28. I am thinking it might be the thermostat. The old sensor looks dry when I pulled it, tried to blow air in the hole but could not. I poked it with a wire also.
Nov 20, 2018 at 3:56 PM
STRAILER
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53,855 POSTS
That code is missing part, can you recheck it please? should be like a p0128? Since that is a cylinder head temperature sensor it will not have coolant.
Nov 23, 2018 at 10:59 AM
STEVEGPLUMBER
MEMBER
4 POSTS
Correct, I missed a number it is the code for the thermostat. I changed the thermostat and all is good so far.
Thanks for your response to my problem.
Nov 23, 2018 at 2:11 PM
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Good to hear, please use 2CarPros anytime we are here to help.