You have to be careful not to damage the insulation or you will end up with misfire codes and a rough running engine.
There is a specific tool for pulling the wires off of the plugs. Can be found on ebay... slightly different designs by different manufacturers.
Here's a link of me changing a wire set:
http://www.youtube.com/watch?v=iAOMQHz84ko
Disconnect #1 and #4 injector plugs to get at #2 and #3 better.
Thomas
Friday, January 25th, 2013 AT 5:19 AM