Mike's Workshop Manuals
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Jeep
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2009
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Grand Cherokee SRT-8
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Repair and Diagnosis
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Transmission
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Transfer Case
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Final Drive Control Module (FDCM) - Electrical Diagnostics
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DTC Troubleshooting
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C1420-Rear Differential Control Circuit Current Performance
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Set Conditions
Set Conditions
Set Condition:
The FDCM detects a current feedback when the solenoid is not active.