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Home >> Mazda >> 2006 >> 6 Mazdaspeed >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System L3 With TC) >> DTC P2101 >> Notes
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DTC P2101: Notes

DTC P2101 DETECTION CONDITION AND POSSIBLE CAUSES

DTC P2101 Throttle actuator circuit range/performance
DETECTION CONDITION 
  • If the PCM detects any of the following conditions, the PCM determines that the throttle circuit has a malfunction.
    • Default throttle angle that the PCM stored and the throttle angle with drive-by-wire-relay off is not significant.
    • Voltage from drive-by-wire-relay is too high or too low
    • PCM detects large voltage difference between the drive-by-wire-relay and the main relay
    • PCM internal malfunction

Diagnostic support note 
  • This is a continuous monitor.
  • MIL illuminates if the PCM detects the above malfunction condition during the first drive cycle.
  • FREEZE FRAME DATA is available.
  • DTCs are stored in PCM memory.
POSSIBLE CAUSE 
  • Drive-by-wire-relay and related circuit malfunction
  • Main relay and related circuit malfunction
  • Throttle position sensor No. and related circuit malfunction
  • Throttle position sensor No. and related circuit malfunction
  • PCM malfunction