...P0511 and P1633. I never did find out what the P0511 meant, but, the P1633 was a generic "Keep power alive". I disconnected the battery and pulled the A/C, PCM fuse (same fuse for both) and ...
p1633 is code for loss of power for KAM-keep alive memory to computer and p0511 is idle air control motor problem. Sounds like you may have a wiring issue has there been a collision recently? not sure
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