Note On Intermittents

If intermittent Code B120 is being set, manipulate related wiring while observing BCM parameter BD43. If failure is induced, reading will jump from its normal value to a reading outside the range of 6-94 percent.

Fig 1: BCM Code B120, Schematic, Twilight Delay Pot Circuit

Fig 2: Flow Chart, BCM Code B120, Twilight Delay Pot Circuit