FixVault
Home
›
Cadillac
›
1995
›
Eldorado Base
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - Tests W/Codes
›
Pcm Code Charts
›
Code P053, 4X Reference SGNL Interrupt From IGN CNTRL Module
›
Failure Conditions
Failure Conditions
No 4X reference pulses received by PCM for .4 second.