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1997
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Expedition 4WD V8-281 4.6L VIN W EFI
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Pinpoint Tests
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HH - Exhaust Gas Recirculation (EGR) Monitor and System
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HH72 Check Resistance of EGR Check Solenoid
HH72 Check Resistance of EGR Check Solenoid
HH72 CHECK RESISTANCE OF
EGR
CHECK
SOLENOID
-
Key off.
-
EGR
Check
solenoid
disconnected.
-
Measure
solenoid
resistance.
Is resistance between
30
and
70
ohms?