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Suzuki
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2010
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SX4 4WD L4-2.0L
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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U Code Charts
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U0121
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Differential Lock
Differential Lock
DTC U0121: Lost Communication with ABS / ESP Control Module
Refer to Troubleshooting for CAN-DTC.
Testing and Inspection