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Home >> Chevrolet >> 2011 >> Suburban C2500 >> Repair and Diagnosis >> External Pages >> Different car >> Section 1745 (Antilock Brake System - Hybrid (Hp2)) >> Diagnostic Information and Procedures >> DTC C012D, C120A, C128A, C128D, C12BC, C12BD, or C12BE >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.

C012D 00, C128D, C012D 11 or C128A 

Internal sensor failure is detected.

C012D 01 or C12BD 

A short to battery is detected on the sensor signal circuit.

C012D 06 or C12BC 

A short to ground or open is detected signal circuit.

C012D 5A or C120A 

The boost pressure being commanded is not being achieved.

C012D OF or C12BE 

Signal is erratic and changes faster than physically allowed.

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