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P0321 Diagnostic Trouble Code Discussion for February 2014

Crankshaft Position Sensor Circuit Range/Performance

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Trouble Ticket Help Requests for DTC P0321
Help Request Posted
1994 Buick Park Avenue 3.8L Poor Idle Quality, Stall, MIL Lamp on VIN: 1G4CW52L4R
... kicking our tails. It came in because of a check engine light & running bad at idle. Intermittently, it stalls when put in gear. Problem gets worse when engine is warm. I have replaced the cam & crank sensor, & tried a new ECM ( Standard Igniti...
February 03, 2014
2002 Audi TT Quattro 1.8L No Start VIN: TRUUT28N52
P0321: engine rpm sensor G28 not a plausible signal. ... states that he heard a noise when it died. He also admits that he tried to jump it (backwards). I checked all fuses, and found radio fuse blown, timing belt marks are correct. No metal particles in oil (from drain plug). Was very flooded on arrival, but al...
February 28, 2014