I have trouble code 9C5E in the airco mod . So I pulled freon out 1 pound 8 oz so started testing refridgerent press sensor 3 wire sensor 5 volts on my supply good ground and 3.9 volts on my signal wire unplugged I don't know if that's bias voltage on the ...

FIX posted 9/1/2018

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle