P0117 engine coolant temp sensor fault

[ash1212002]

<div class="bbWrapper">Mercedes c250 CGI petrol blue efficiency<br /> <br /> Engine management light and fan constantly running, engine temp not increasing<br /> <br /> I've had it plugged into the diagnostics, engine management light has cleared but fan is still running really loudly<br /> <br /> Permanent fault code P0117 - coolant temp sensor 1 short to ground, engine coolant temp sensor 1 circuit low<br /> <br /> It appears I have a faulty temp sensor, could anyone please provide the part number and instructions on how to replace the sensor</div>

 

[OneForTheRoad]

<div class="bbWrapper">Look at the thermostat, it's most likely part of that <img class="smilie smilie--emoji" alt="👍" src="https://cdn.jsdelivr.net/joypixels/assets/8.0/png/unicode/64/1f44d.png" title="Thumbs up :thumbsup:" data-shortname=":thumbsup:" loading="lazy" width="64" height="64" /></div>

 

[ash1212002]

<div class="bbWrapper">It's pic 80 in the diagram which is separate to the thermostat, just need to figure out how to get to it!</div>

 

[OneForTheRoad]

<div class="bbWrapper"><blockquote data-attributes="member: 112721" data-quote="ash1212002" data-source="post: 3284836" class="bbCodeBlock bbCodeBlock--expandable bbCodeBlock--quote js-expandWatch"> <div class="bbCodeBlock-title"> <a href="/goto/post?id=3284836" class="bbCodeBlock-sourceJump" rel="nofollow" data-xf-click="attribution" data-content-selector="#post-3284836">ash1212002 said:</a> </div> <div class="bbCodeBlock-content"> <div class="bbCodeBlock-expandContent js-expandContent "> It's pic 80 in the diagram which is separate to the thermostat, just need to figure out how to get to it! </div> <div class="bbCodeBlock-expandLink js-expandLink"><a role="button" tabindex="0">Click to expand...</a></div> </div> </blockquote><br /> Champion <img class="smilie smilie--emoji" alt="👍" src="https://cdn.jsdelivr.net/joypixels/assets/8.0/png/unicode/64/1f44d.png" title="Thumbs up :thumbsup:" data-shortname=":thumbsup:" loading="lazy" width="64" height="64" /></div>

 

[ash1212002]

<div class="bbWrapper">Managed to replace the cooling temp sensor without having to remove any other parts to get to it, all working now <img src="https://cdn.jsdelivr.net/joypixels/assets/8.0/png/unicode/64/1f642.png" class="smilie smilie--emoji" loading="lazy" width="64" height="64" alt=":)" title="Smile :)" data-smilie="1"data-shortname=":)" /><br /> <br /> Part no A0009056102 purchased from Mercedes £17.88<br /> <br /> Hopefully this helps someone else out!</div>