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Re: Can this be anything but a bad PCM?
Posted to Technical Discussion Forum on 12/19/2020

Dan,

I did find a shorted or at least low resistance VREF in the PS pressure switch that was dropping VREF to only .6 volts. That was disconnected and five volts returned. So, I decided to try a key relearn after asking the shop to get a second key made. Com... Login to read more.

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