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fd3: Check BOO Circuit for Short to Ground
Steps _Key Off
_Breakout box installed
_Processor disconnected
_DVOM on 200,000 ohm scale
_Disconnect BOO circuit from 14290 harness (12 pin connector)
_Measure resistance between Test Pin 2 and Test Pin 40 at the breakout box
Result Is resistance greater than 10,000 ohms?
Direction YES

GO to Continue

NO

Remove breakout box. Service short circuit. Rerun Engine Running Self-Test


Information:
Component
Description
Location
Wire Colors