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1998 DODGE RAM CRANKSHAFT SENSOR

  • Tiny
  • sonnythompson
  • 1998 Dodge Ram
  • 162,000 miles

When driving a while engine will no start, dianosed bad crankshaft sensor, won t start when warm, after cooling starts again and dianosed bad sensor not detected. Installed new sensor still doing the same thing

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Tuesday, June 4th, 2013 AT 5:02 PM

8 Replies

  • Tiny
  • hmac300
  • Expert
  • 44,368 posts

Rescan for codes and check fuel pressure first. Should be 44-54 psi

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Wednesday, June 5th, 2013 AT 6:33 AM
  • Tiny
  • sonnythompson
  • Member

Scanned first said bad crankshaft sensor, I replaced it and the same problem when warm won t start scan reads bad sensor, when cool restarts no scan codes

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Wednesday, June 5th, 2013 AT 7:22 AM
  • Tiny
  • sonnythompson
  • Member

Fuel pressure ok no spark when this happens

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Wednesday, June 5th, 2013 AT 7:33 AM
  • Tiny
  • hmac300
  • Expert
  • 44,368 posts

If you can do a wiggle test on cranks sensor wires, the connection may be bad on that. It can also be a bad connection at pcm. Also replace asd relay with a like one and see if that helps.

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Wednesday, June 5th, 2013 AT 9:41 AM
  • Tiny
  • sonnythompson
  • Member

Now I get code P3040 camshaft sensor and can t find one

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Monday, June 10th, 2013 AT 11:30 AM
  • Tiny
  • hmac300
  • Expert
  • 44,368 posts

It's inside distributor

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Monday, June 10th, 2013 AT 5:21 PM
  • Tiny
  • sonnythompson
  • Member

DIST COIL SWITCH IN DISTRIBUTOR WAS THE PROBLEM THANKS MUCH

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Friday, June 14th, 2013 AT 9:47 AM
  • Tiny
  • hmac300
  • Expert
  • 44,368 posts

That is the camshaft sensor glad you got it fixed.

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Friday, June 14th, 2013 AT 9:58 AM

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