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Home >> Chevrolet >> 2017 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 33 (Supplemental Inflatable Restraint System) >> Diagnostic Information and Procedures >> DTC B0019 or B0020 >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.

B0019 01, B0020 01 

The air bag control circuit is shorted to voltage for 2 seconds.

B0019 02, B0020 02 

The air bag control circuit is shorted to ground for 2 seconds.

B0019 04, B0020 04 

The air bag control circuit is open for 2 seconds.

B0019 0D, B0020 0D 

The air bag deployment loop resistance is greater than 4.2 Ω for 2 seconds.

B0019 0E, B0020 0E 

The air bag deployment loop resistance is less than 1.4 Ω for 2 seconds.

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