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Codes P0308-P0358

Tiny
ABUIBRAHIM
  • MEMBER
  • 2010 MERCURY
  • 4.6L
  • V8
  • RWD
  • AUTOMATIC
  • 160,000 MILES
Gents,
what is the difference between code P0308 and P0358?
Sunday, July 3rd, 2016 AT 2:03 PM

7 Replies

Tiny
SATURNTECH9
  • MECHANIC
  • 30,869 POSTS
P0308 is cylinder eight misfire so the computer detects a misfire on cylinder eight. P0358 is primary secondary ignition circuit fault. So does the engine have a constant misfire? If so see if number eight coil has spark? My guess would be possibly a bad coil for cylinder number eight.
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Sunday, July 3rd, 2016 AT 3:26 PM
Tiny
ABUIBRAHIM
  • MEMBER
  • 13 POSTS
Thanks for your answer. How can locate coil 8 for v8 ford 4.6L?
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Sunday, July 3rd, 2016 AT 3:46 PM
Tiny
SATURNTECH9
  • MECHANIC
  • 30,869 POSTS
The arrow means the front of the engine.
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Sunday, July 3rd, 2016 AT 3:58 PM
Tiny
ABUIBRAHIM
  • MEMBER
  • 13 POSTS
Thanks a lot.
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Sunday, July 3rd, 2016 AT 4:02 PM
Tiny
SATURNTECH9
  • MECHANIC
  • 30,869 POSTS
You are welcome let me know what you find.
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Sunday, July 3rd, 2016 AT 4:03 PM
Tiny
ABUIBRAHIM
  • MEMBER
  • 13 POSTS
Hi again, I found a coil wire is bad, I fixed and the code is go away! Thanks
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Friday, July 8th, 2016 AT 7:20 AM
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,289 POSTS
You are welcome, please use 2CarPros anytime, we are here to help.

Best, Ken
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Friday, July 8th, 2016 AT 6:37 PM

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