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Home >> Nissan-Datsun >> 2014 >> Sentra S, Automatic CVT Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes & Symptom Tests) >> DTC/Circuit Diagnosis >> DTC P2100, P2103: Throttle Control Motor Relay >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause
P2100 ETC MOT PWR-B1
(Throttle actuator "A" control motor circuit/open)
ECM detects a voltage of power source for throttle control motor is excessively low.
  • Harness or connectors

    (Throttle control motor relay circuit is open)

  • Throttle control motor relay
P2103 ETC MOT PWR
(Throttle actuator "A" control motor circuit high)
ECM detect the throttle control motor relay is stuck ON.
  • Harness or connectors

    (Throttle control motor relay circuit is shorted)

  • Throttle control motor relay