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Home >> Chevrolet >> 2024 >> Tahoe Commercial, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Controls And Fuel - 3.0L (Lm2) Diesel - Diagnostic Information And Procedures (1 Of 5)) >> Diagnostic Information and Procedures >> DTC P0186, P0191-P0193, P127C, or P127D >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different variant/trim than selected.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
5 V Reference - Terminal 1 P0193, P06A3, P127D P0193, P127D P0193, P06A3, P127D -
Signal - Terminal 2 P127C P127D P127D P0186, P0191
Signal - Terminal 4 P0192 P0193 P0193 P0191
Low Reference - Terminal 3 - P0193, P127D - -
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