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C121C Diagnostic Trouble Code Discussion for June 2012

Torque request signal denied

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Trouble Ticket Help Requests for DTC C121C
Help Request Posted
2005 Chrysler 300 (Car) Limited 3.5L Cuts out, Stall, MIL Lamp on VIN: 2C3JA53G75
C121C: torque request signal denied. This Chrysler is randomly deactivating the throttle with no consistency. The throttle light illuminates ESP and BAS on with active code p2110. If I cycle the key it will reset but problem keeps popping up. I have tested the t-body wiring to PCM for shorts, vol...
June 01, 2012