Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
DTC B2558: Interior Light Control Output Short To Battery: Description
BFC uses circuit No. 156 (White wire) to ground interior lights. DTC B2558 will set when interior light relay is on (but not in theater or step dim lighting modes) and interior light feedback from circuit No. 156 (White wire) does not exist for .5 second. When DTC B2558 is set, interior light relay will turn off. DTC B2558 can be cleared when fault state is exited when status of interior lights returns to OFF. DTC B2558 can also be cleared using scan tool or when fault conditions no longer exist.
BFC uses circuit No. 156 (White wire) to ground interior lights. DTC B2558 will set when interior light relay is on (but not in theater or step dim lighting modes) and interior light feedback from circuit No. 156 (White wire) does not exist for .5 second. When DTC B2558 is set, interior light relay will turn off. DTC B2558 can be cleared when fault state is exited when status of interior lights returns to OFF. DTC B2558 can also be cleared using scan tool or when fault conditions no longer exist.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.