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2016 LEXUS LS 460

4.6L V8•RWD•AUTOMATIC•gas
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Repairs0Labor564Torque3707Fluid7DTC929Battery0Maintenance0Recalls0
P1121high severityPowertrain

Accelerator Pedal Position Sensor Range/Performance

on 2016 Lexus LS 460 4.6L V8 · RWD

What this code means

The APP sensor signal is outside expected range or not performing correctly.

Symptoms

  • CEL
  • Erratic throttle
  • Surging
  • Reduced power

Common causes

  • Faulty APP sensor
  • Intermittent connection
  • Floor mat interference
  • Faulty ECM

Diagnostic steps

  1. Monitor APP sensor live data
  2. Wiggle test connector
  3. Check pedal travel
  4. Test voltage range

Repair notes

Replace APP sensor.

Other Powertrain codes on this vehicle

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