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Home >> Isuzu >> 2007 >> Ascender RWD >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Immobilizer System >> Description and Operation >> Immobilizer Description and Operation >> SECURITY Indicator Illuminates when Engine is Running

SECURITY Indicator Illuminates when Engine is Running

If the theft deterrent control module is unable to measure the ignition key transponder value or the PCM loses communication with the theft deterrent control module while the engine is running, the indicator will be illuminated.