WHAT IS MAKING THE NOISE.

  • Tiny
  • Mxcnamner52
  • 2008 Honda Civic
  • 75,000 miles

After I turn the car on. I the turn my air on and hear a knocking noise in the engine bay on. 2008 Honda civic lx. It speeds up as I hit the gas and stops when I turn the air off. What is causi g the noise.

Tuesday, July 24th, 2012 AT 11:46 PM

2 Answers

  • Tiny
  • ASEMaster6371
  • Expert
  • 25,555 posts

Could be two things, the ac compressor failing or the condenser fan failing. Let a shop listen to it for you to verify.

Roy

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Wednesday, July 25th, 2012 AT 12:19 AM
  • Tiny
  • djcl
  • Expert
  • 786 posts

Try un pluging the fan and then the compressor to see whick is making the noise

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Wednesday, July 25th, 2012 AT 12:21 AM

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