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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis >> Body & Frame >> Seats >> Diagnostic Information & Procedures >> DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, B1820, B1830, B1835, B1840, B1845, B1940, OR B1945: Switch Input To Driver Seat Module Is Active Too Long >> Circuit Description

Circuit Description

The seat adjuster switch is supplied a 12-volt reference circuit by the driver seat module. When a seat adjuster switch is pressed the signal circuit is closed to the 12-volt reference circuit. Closing the signal circuit to the 12-volt reference circuit pulls the signal circuit high indicating to the driver seat module the switch status is active.

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