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Home >> Lexus >> 2007 >> LS 460L >> Repair and Diagnosis >> External Pages >> Different car >> Section 744 (Engine Control System - DTCS P0506 To P1220) >> DTC P1124, P1126: 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 2005 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

These self-diagnoses have the one trip detection logic  .

ON BOARD DIAGNOSTIC (OBD) CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P1124
1124
Throttle control motor relay circuit short ECM detect the throttle control motor relay is stuck ON.
  • Harness or connectors

    (Throttle control motor relay circuit is shorted)

  • Throttle control motor relay
P1126
1126
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