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how do you test the TCC solenoid on the 4L60e wiring harness?

56K views 8 replies 3 participants last post by  old yukon  
#1 ·
After testing all other solenoids and electrical components form the 4L60e, I am a bit stumped at how to test the TCC solenoid as it is attached to the wiring harness

Can it be done, and if whats the best way to do it ??
 
#2 ·
Would this work?


As the TCC solenoid is the only one physically attached to the wiring harness, i though one might me able to test across the TCC pin and 12+input, and check the resistance there (click image).

I tried it and got 24 ohms at 20degrees C.

Does that sound correct?

Its just a stab in the dark
 

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#8 ·
old yukon said:
I ran a resistance test on all solinoids across the 2 connecting terminals. All fel in between the OEM specs range, incuding the EPC pressure solenoid.
Hi, where did you get the OHM resistance specs for the EPC solenoid? and the specs for the rest?

PS, were you able to see the youtube video?