P1126 – Throttle Control Motor Range/Performance (Nissan)

Description

The ECM detected a throttle control motor signal outside the expected range.

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Symptoms

  • Limp mode
  • Poor acceleration
  • Unstable idle
  • Throttle hesitation
  • Check engine light

Causes

  • Faulty throttle motor
  • Throttle body restriction
  • Wiring issues
  • ECM signal error

Diagnosis

  • Test motor output
  • Inspect wiring
  • Check throttle body
  • Scan live data

Repair

  • Replace throttle motor
  • Repair wiring
  • Clean throttle body