FixVault
Home
›
Buick
›
2004
›
Century Custom
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls (DTC P0506 To P1640)
›
Engine Controls Diagnosis
›
DTC P1122
›
Conditions for Setting the DTC
Conditions for Setting the DTC
The PCM detects that the TP sensor voltage is intermittently less than 0.1 volt.