LEMON Manuals: Even more car manuals for everyone
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 Operation

SECURITY Indicator Operation

The theft deterrent control module can command the instrument cluster to illuminate the SECURITY indicator only when the ignition key is in the ON position. If the powertrain control module (PCM) loses communication with the theft deterrent control module, the instrument cluster will also detect the loss of communication and will illuminate the SECURITY indicator. The SECURITY indicator can indicate both malfunctions, Indicator on steady and tamper, Indicator flashing. A flashing indicator indicates unauthorized operation. Under the following conditions the SECURITY indicator may be commanded to illuminate.