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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (Engine Controls And Fuel - 2.4L - DTC P0628 To DTC P2635 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P2430, P2431, P2435, or P2436: Secondary Air Injection System Pressure Sensor Circuit >> Diagnostic Aids

Diagnostic Aids

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

Ice buildup due to condensation/water in the air passages or pump may cause these DTCs to set.

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