Conditions for Setting the DTC
WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
DTC B2530 01
The BCM detects a short to voltage in the front fog lamp relay control circuit for 5 s or greater.
DTC B2530 02
The BCM detects a short to ground in the front fog lamp relay control circuit.
DTC B2530 04
The BCM detects an open in the front fog lamp relay control circuit.