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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 403 (Engine Controls And Fuel - 3.0L (LGY) - Diagnostic Information And Procedures (3 Of 3)) >> Diagnostic Information and Procedures >> DTC P16D7-P16D9 >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.

P16D7 

Sensor Supply Voltage Relay Control Circuit - Commanded Off = Open - For greater than 2 s

P16D8 

Sensor Supply Voltage Relay Control Circuit - Commanded Off = Short to Ground - For greater than 2 s

P16D9 

Sensor Supply Voltage Relay Control Circuit - Commanded On = Short to Voltage - For greater than 2 s

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