[jayoldschool]

First up, we need to know the specifics of the test. Tail only? Under load? Two speed idle? Visual?

comp cam

We need the specs on the cam.

 

[jayoldschool]

Do you have an Android phone or tablet? Get one of these to use with the Torque app, it's a full function bluetooth scanner to monitor, graph, data, CEL, reset. More importantly, it will tell you when your emission monitors are READY for the plug in test.