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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo, 6.6 6 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (Engine Control System & Fuel System - 4.8L, 5.3L, And 6.0L - DTC P0452 To DTC P2135) >> DTC P1121 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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The PCM detects that the TP sensor voltage is intermittently more than 4.9 volts.