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Jeep
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2010
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Commander Limited, 4WD
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Repair and Diagnosis
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Engine Performance
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Engine Control Systems
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Front Control Module (FCM) - Electrical Diagnostics
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DTC Troubleshooting
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U0025-Can B Bus (-) Circuit Low
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Possible Causes
Possible Causes
Possible Causes
(D54) CAN B BUS (-) CIRCUIT SHORTED TO GROUND OR TO (D55) CAN B BUS (+) CIRCUIT
ANY CAN B BUS MODULE
FRONT CONTROL MODULE (FCM)