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Home >> Nissan-Datsun >> 2008 >> Sentra Base, Automatic CVT >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P0506 To P2A00 (MR20DE) >> DTC P2100, P2103 Throttle Control Motor Relay >> On Board Diagnosis Logic >> Notes
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On Board Diagnosis Logic: Notes

These self-diagnoses have one trip detection logic. 

DTC DETECTING CONDITION CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P2100
2100
Throttle control motor relay 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
2103
Throttle control motor relay circuit short ECM detects the throttle control motor relay is stuck ON.
  • Harness or connectors (Throttle control motor relay circuit is shorted)
  • Throttle control motor relay