•  The 4-wheel drive (4WD) warning light is built into the instrument cluster.

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•  If the self-diagnostic function stores a DTC, the warning light illuminates to alert the driver of the malfunction. If system control is temporarily suspended due to the rear differential oil temperature becoming abnormally hot or similar cause, the warning light flashes to alert the driver.

•  The 4WD control module (CM) controls the operation of the warning light.