NJFBOA - Home of New Jersey's Camaros and Firebirds - View Single Post - Car acting crazy, throwing codes P1642 and P1642

sweetbmxrider · 01-07-2009, 09:39 PM

did you remove any grounds on the engine? like the one behind the coil? did you properly wire the opti harness? do you know how to check for spark? make sure you are getting spark and fuel if you have a fuel pressure gauge.

01-07-2009, 09:39 PM	#40
sweetbmxrider Meet Coordinator Join Date: Jan 2008 Location: brick/pt. pleasant beach Posts: 19,368 iTrader: (12)	did you remove any grounds on the engine? like the one behind the coil? did you properly wire the opti harness? do you know how to check for spark? make sure you are getting spark and fuel if you have a fuel pressure gauge. __________________