Both transmission codes,
P1706
Possible causes faulty transmission range switch transmission range switch harness is open or shorted transmission range switch circuit poor electrical connection
P0780
Possible causes low transmission fluid level dirty transmission fluid faulty shifting solenoid valve shifting solenoid valve harness is open or shorted shifting solenoid valve circuit poor electrical connection
I would get a transmission specialist to investigate these problems, as there is a desired level of knowledge required to investigate these problems first hand.
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Thursday, November 9th, 2017 AT 3:48 PM
