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2017 LEXUS CT 200H

1.8L I4 Hybrid•FWD•AUTOMATIC•hybrid
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Repairs0Labor607Torque4694Fluid6DTC923Battery0Maintenance0Recalls0
P1128critical severityPowertrain

Throttle Control Motor Lock

on 2017 Lexus CT 200h 1.8L I4 Hybrid · FWD

What this code means

The throttle control motor is locked or unable to move the throttle plate.

Symptoms

  • CEL
  • Engine stuck at idle
  • Limp mode
  • No throttle response

Common causes

  • Carbon buildup
  • Mechanical obstruction
  • Faulty motor
  • Damaged throttle body

Diagnostic steps

  1. Inspect throttle plate
  2. Clean throttle body
  3. Test motor
  4. Check for obstructions

Repair notes

Clean or replace throttle body.

Other Powertrain codes on this vehicle

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