FixVault
Home
›
Cadillac
›
2002
›
Escalade EXT
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - Self-Diagnostics - 4.8L, 5.3L & 6.0L
›
Diagnostic Tests
›
DTC P0121: TP Sensor Performance
›
Conditions For Setting DTC
Conditions For Setting DTC
The TP sensor reading is more than a predicted value when the MAP is less than 55 kPa.
The TP sensor reading is less than a predicted value when the MAP is more than 65 kPa.
The above conditions are present for 15 seconds.