Mike's Workshop Manuals
: Service manuals for every vehicle
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Dodge and Ram
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2009
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Challenger SRT-8, Standard
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Repair and Diagnosis
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Engine Performance
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Ignition System
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(Totally Integrated Power Module (TIPM) - Electrical Diagnostics)
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DTC Troubleshooting
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U0121-Lost Communication With Anti-Lock Brake Module
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Set Conditions
Set Conditions
Set Condition:
Bus messages not received from the Anti-lock Brake Module (ABS) for approximately 500 ms.