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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 165 (Engine Controls And Fuel - 2.7L (L3B) - Diagnostic Information And Procedures (1 Of 3)) >> Diagnostic Information and Procedures >> DTC P0128 or P01F0 >> Diagnostic Aids

Diagnostic Aids

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The following parameters should be within 3°C (5°F) of each other if the ignition has been Off for greater than 8 h:

High resistance in the circuits of the component may set DTC P0128, P01F0 without setting the DTC for the component: B34 Engine Coolant Temperature Sensor

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