Yay.
The 03 had the check engine light on yesterday, so I checked it. Threw code P1633, Keep Alive Memory, keeps stored engine management info saved.
Did a little checking, turns out to be not unusually uncommon in many Ford products so I thought I'd spill the beans I found. Following info comes from crownvic, f150, a taurus site, ask, and others, all shamelessly pirated
It seems it comes down to a bad charging system, a broken circuit or a bad PCM.
Here's the official checklist:
There should be a yellow/black wire going into the PCM plug, that is the power supply line.
Here's the pinout:
I'll report back....
Pete
The 03 had the check engine light on yesterday, so I checked it. Threw code P1633, Keep Alive Memory, keeps stored engine management info saved.
Did a little checking, turns out to be not unusually uncommon in many Ford products so I thought I'd spill the beans I found. Following info comes from crownvic, f150, a taurus site, ask, and others, all shamelessly pirated
It seems it comes down to a bad charging system, a broken circuit or a bad PCM.
Here's the official checklist:
There should be a yellow/black wire going into the PCM plug, that is the power supply line.
Here's the pinout:
I'll report back....
Pete
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