× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: Fuel trims and misfire diagnosis
Posted to Technical Theory Forum on 10/21/2011 16 Replies

The misfire on the Saturn was ignition related. This engine is COP, so I pulled the #3 coil out and put a regular spark plug wire from the coil to the spark plug in order to scope the sec. ign. pattern, so I could figure out the cause of the misfire.

There ... Login to read more.

Files Referenced:

thumbnail thumbnail thumbnail thumbnail

16 Replies Received (View Replies)