BCM / B2555 0F

Read the instructions below then start the fault diagnostic procedure.

Symptom: Interior lighting on constantly.

B2555 0F

Fault symptom

Interior lighting on constantly.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.

Fault criteria:

When there is voltage on the control module input and output to interior lighting but the lighting should be off.

Checking the wiring harness

Move the wiring harness at several spots and in several directions to reveal intermittent breaks and short-circuits. Check switches, connectors and crimp connections for oxidation, retracted pins and pin clamping force.

Diagnostic help

Diagnosis regards:

Electrical fault in connecting leads or component.

Functions in the diagnostic tool related to the fault:

See Reading:

Interior Light Feed (not PWM).

(See also description of readings/activations in diagnostic tool)