Grand Cherokee 2WD L6-4.0L VIN S (1997)
Malfunction Lamp / Indicator: Description and Operation
Circuit Operation
CIRCUIT OPERATION
Circuit F75 from fuse 7 in the junction block feeds the airbag warning lamp. Ground circuit Z1 connects to the warning lamp through a transistor
controlled by the microprocessor in the instrument cluster. when the microprocessor receives a signal from Airbag Control Module (ACM) on the
CCD bus, it switches the transistor to connect the lamp to ground.
