Need Electrical Help

Closed Thread Subscribe

Thread Tools

Search this Thread

Sep 19, 2011 | 09:09 AM

#11

IndMale44

Thread Starter

Beginning Member

Joined: Oct 2010

Posts: 19

Great

Quote:

Originally Posted by Magmotor

Here's a step by step to check the coil & ignition mod on a GM 4.3, 5.0. & 5.7 engine.
Part 1 -Ignition Control Module (ICM) Test: GM 4.3L, 5.0L, 5.7L.

You can also go to You Tube, plenty of vids on testing a coil using a spark tester.

This is what I am looking for thank you very much I will be checking it out today

Thank you again

Sep 28, 2011 | 11:33 AM

#12

IndMale44

Thread Starter

Beginning Member

Joined: Oct 2010

Posts: 19

Quote:

Originally Posted by Magmotor

I did all of the test's here but had some funny results on TEST 6: Verifying the Ignition Coil's Switching Signal

When I connected the black lead of the LED test tool with the red lead attached to Battery (+) terminal the LED light came on and that was with the ignition switch off and then when I turned the ignition switch to on position the light went out and didn't flash. I even tryed it with the Lead going to the Ignition module disconnected the LED light still stayed on.

HELP!!!!!!!!!!!!!!