Mike's Workshop Manuals
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Mitsubishi
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2012
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Lancer SE
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Repair and Diagnosis
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Brakes
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Traction Control
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Active Stability Control System (ASC) - Lancer
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Diagnosis
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Diagnostic Trouble Code Procedures
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DTC C121C: Torque Request Signal Rejection
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Probable Causes
Probable Causes
Wrong coding of engine control module (ECM)
engine control module (ECM) malfunction
ASC-ECU malfunction
External noise interference