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Error Code 51 and 52...

cgreiner Error Code 51 and 52... 04-04-2009, 09:36 PM

cgreiner BUMP Any ideas? 04-10-2009, 12:36 AM

Quint Replace knock sensors will... 04-10-2009, 04:50 AM

drewtiss Yeah. I agree on him on this... 04-30-2009, 05:18 AM

04-04-2009, 09:36 PM	#1
cgreiner 3" Exhaust Join Date: Aug 2008 Location: North Carolina Posts: 63	Error Code 51 and 52... 51: "Switch Signal" I know I did not make the mistake of having the AC on or hitting the gas while checking the engine lights. So, could this be from a bad ISC unit? I know I have a small coolanty leak somwhere in that area. I believe where one of the hoses connects to the ISC. 52: "Knock Sensor" Uh oh... :-) Could this be from using premium gas ?

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