Still running rough RPMs are slowly creeping up?

Tiny
DB123
  • MEMBER
  • 2003 MAZDA MIATA
  • 2WD
  • AUTOMATIC
  • 146,000 MILES
Changed the crankshaft position sensor and camshaft position sensor scan tool gave me specific dtcs for them now car is still running rough rpms are slowly creeping up on its own then dies amd no codes on diagnostic machine and all live data look ok
Wednesday, September 24th, 2025 AT 3:55 PM

2 Replies

Tiny
DB123
  • MEMBER
  • 28 POSTS
It was a 1.8 idk why it has 3. Point whatever on it but I got it going ans fixed this afternoon thanks guys
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Thursday, September 25th, 2025 AT 7:15 PM
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 54,137 POSTS
I can help can you tell me what the code number are? Also do you hear a little rattle from the engine when it is at idle cold? This can be because the timing chain system maybe having problems, please upload a videos in your response of the engine idling so I can hear it.
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Friday, September 26th, 2025 AT 9:24 AM

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