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Home >> Saab >> 2011 >> 9-5 Turbo6 >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Exterior Lights >> Lighting And Signaling Systems >> Fault diagnosis, fault codes >> DTC B2540: Rear Fog Lamps Control Circuit >> Conditions for Setting the DTC

Conditions for Setting the DTC

B2540 02 

The BCM detects a short to ground on the control circuit.

B2540 04 

The BCM detects an open control circuit.