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Home >> Infiniti >> 2024 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (4 Of 4) >> Engine (ECM) >> DTC P2101: Electric Throttle Control Function >> DTC Description
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DTC Description

Electric throttle control actuator consists of throttle control motor, throttle position sensor, etc. The throttle control motor is operated by the ECM and it opens and closes the throttle valve. The current opening angle of the throttle valve is detected by the throttle position sensor and it provides feedback to the ECM. ECM controls the throttle valve opening angle in response to driving condition via the throttle control motor.

DTC DETECTION LOGIC 

NOTE:
  • If DTC P2101 is displayed with DTC P2100, first perform the trouble diagnosis for DTC P2100. Refer to DTC Description .
  • If DTC P2101 is displayed with DTC P2119, first perform the trouble diagnosis for DTC P2119. Refer to DTC Description .
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P2101 Electric throttle control performance Electric throttle control function does not operate properly.
  • Harness or connectors

    (Throttle control motor circuit is open or shorted)

  • Electric throttle control actuator