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DTC P2100: Notes

DTC P2100[L3 WITH TC] DETECTION CONDITION AND POSSIBLE CAUSES

DTC P2100 Throttle actuator circuit open
DETECTION CONDITION 
  • PCM monitors the electronic throttle valve motor current. If the PCM detects that the electronic throttle valve motor current is below the threshold current, the PCM determines that the electronic throttle valve motor circuit has a malfunction.

Diagnostic support note 
  • This is a continuous monitor (CCM).
  • 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 
  • Throttle valve motor malfunction
  • Open circuit between throttle body terminal F and PCM terminal 2A
  • Open circuit between throttle body terminal E and PCM terminal 2B
  • Short to the power supply between throttle body terminal E and PCM terminal 2B
  • Short to the power supply between throttle body terminal F and PCM terminal 2A
  • Short to the ground between throttle body terminal E and PCM terminal 2B
  • Short to the ground between throttle body terminal F and PCM terminal 2A
  • Poor connection of throttle body connector or PCM connector
  • PCM malfunction
G04859408Courtesy of MAZDA MOTORS CORP.
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