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Home >> Chevrolet >> 2021 >> Blazer RS, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Engine Controls And Fuel - 2.0L (LSY) - Diagnostic Information And Procedures (2 Of 2)) >> Diagnostic Information and Procedures >> DTC P157A or P16D7-P16D9 >> DTC Descriptor

DTC Descriptor

WARNING: This page is about a different variant/trim than selected.
DTC P157A

Sensor Supply Voltage Relay Feedback Circuit High Voltage

DTC P16D7

Sensor Supply Voltage Relay Control Circuit

DTC P16D8

Sensor Supply Voltage Relay Control Circuit Low Voltage

DTC P16D9

Sensor Supply Voltage Relay Control Circuit High Voltage

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