Cylinder five misfire

2011 RAM 2500
161,000 MILES • 5.7L • V8 • 4WD • AUTOMATIC
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CALITOS
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  • 1 POST
Runs okay on streets once get in freeway and goes over 50 the misfire light keeps blinking when i step the gas. i changed all spark plugs, i also changed coil for cylinder five that's were my misfire is on, only cylinder five. my compression is good on that cylinder as well. what else can it be?
Feb 14, 2019 at 10:32 AM
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ASEMASTER6371
  • ✓ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
Good afternoon,

What was the compression?

It could be a fuel injector, vacuum leak or valve train issue.

You covered the basics but need to go a little further.

https://www.2carpros.com/articles/engine-misfires-or-runs-rough

What was the code?

Roy
Feb 14, 2019 at 2:16 PM
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