how to test for codes?

[Bosko5.0]

i need a step by step process of how to pull codes every time i try i cant figure out when to press brake, overdrive switch,and wen to press the gas
i just cant get timing right.

any help much appreciated.

 

[HISSIN50]

Some of the online write-ups are kind of hinky. Do you have a repair manual? Haynes, for one, tells ya when to do things. Most code reader manuals also do.

I can go read (I always have to double check myself) and post the info if you need it.

Good luck.

 

[Bosko5.0]

i have a haynes but it some what confusing it says to goose the throttle but it doesnt say when, then computer goes out of test mode and i have to restart the test
I would like to know when to do as it says

what do I do in the correct order?

 

[The Green GT]

I have a $30 code puller. it works great. But Ive never been able to hit the gas at the right time to get it to do a cylinder balance test.

 

[Bosko5.0]

I have this one
thats what iam using

 

[The Green GT]

Thats the same one I have.

 

[Bosko5.0]

the green gt what is the process that you use to test for codes i cant locate my book?