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Home >> Lexus >> 2007 >> LS 460 >> Repair and Diagnosis >> External Pages >> Different car >> Section 775 (Engine Control System - DTCS P1550 To P2A03) >> DTC P2100, P2103 Throttle Control Motor Relay >> On Board Diagnosis Logic >> Notes
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On Board Diagnosis Logic: Notes

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

These self-diagnoses have the one trip detection logic.

DTC DETECTING CONDITION POSSIBLE CAUSE

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