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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 25 (ENGINE CONTROLS - 6.6L - DIAGNOSIS (DTCs P0016-P0401)) >> DTC P0191 - P0193 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different variant/trim than selected.
IMPORTANT: Always perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
DTC P0191 - P0193

Circuit Short to Ground High Resistance Open Short to Voltage Signal Performance
FRP Signal P0192 P0088, P0191 P0193 P0193 -
FRP Low Reference - P0191 P0193 1 -
FRP 5-Volt Reference P0652 P0087, P0191 P0193 P0653 -
Fuel Pressure Regulator Solenoid Supply Voltage P0088, P0090 P0088 P0090 P0087, P0191 -
1 Opens circuit fuse or opens circuit.