I had a problem about gear shifting with this unit.forward and reverse mode,it's working good.but when I turn on the shift switch to 2nd,3rd and 4th gear,no response as if no current.i checked the current from switch to tcm it's good.but no current/voltage output from tcm going to shift solinoid valve.please I need help from experience technician about this shifting trouble.thank U so much.
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