Engine turns over but will not start it reads the code for the crank sensor

160,000 MILES • 2.5L • 4 CYL • 2WD • AUTOMATIC
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JACKIECLARK
  • MEMBER
  • 3 POSTS
Three days ago it was starting hard and when I put it on the machine it read the code for the crank sensor. After changing the sensor it won’t start at all.
Mar 22, 2020 at 10:39 PM
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KASEKENNY
  • ✓Experienced Mechanic
  • 18,907 POSTS
What was the actual code for the crank? Was it P0335? If so we could have a wiring issue. I have seen a number of Nissan's with ground issues and connector issues on the PCM. Let me know and I will send the testing that we need to do in order to determine where the issue is. Thanks
Apr 25, 2021 at 6:54 AM
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JACKIECLARK
  • MEMBER
  • 3 POSTS
Yes.
Apr 25, 2021 at 6:54 AM
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TOUGHDIVER
  • ✓Experienced Mechanic
  • 226 POSTS
Hi,

It could be the new crankshaft sensor is faulty if it is a aftermarket I've seen a lot of them that wouldn't work at all or when you unplugged the crankshaft sensor it jared the wiring were the loose connector or loose terminal or broken wiring was. I'm attaching wiring diagrams below I split them into haft for easier viewing and ground locations. Check the grounds F14, F16, F17 at the intake manifold and the wiring as indicated in the diagram. Let us know if you need more information.

https://www.2carpros.com/articles/car-cranks-but-wont-start

https://www.2carpros.com/articles/symptoms-of-a-bad-crankshaft-sensor

https://www.2carpros.com/articles/how-to-check-wiring

Thanks
Joe T.
Apr 25, 2021 at 6:54 AM
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