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Trigger Coil Operation

U
Nov 26, 2007
167
45
28
My 02 ZXdoes not have any spark. I'm following the doo service manual and everything is checking out fine until the voltage check on the trigger coil. I am not getting any reading from the coil when pulling it over. I put new (used) triggers in it. They check out fine for the resistance reading but do not have any voltage.

The stator checks out within spec per the manual.

Does anyone have any idea why the triggers would not pu out a voltage?
 

Anylizer

Well-known member
Lifetime Membership
May 17, 2005
581
131
43
Top 'O the Great Basin... almost
a standard volt meter cannot be used when testing these.^^^^ The voltage spike is too fast for the typical DVOM to catch. More than likely it's the MPEM.




I do have a used MPEM for an 02 summit if you are interested.
 

jheitzman

Member
Lifetime Membership
Jun 18, 2011
162
19
18
Milltown, SD
With rer one of the trigger coils has a blue wire in the pack and the other one has a green one in the pack. I always remember..."blue up and she won't run"... The coil with the blue wire needs to be on the bottom. No spark could be a bad kill switch too. Good luck!

Josh

Ps. I have an mpem and tether from an 02 800 Mxz also if that's the problem. No dpm though.
 
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