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2011 LEXUS GS 450H
3.5L V6 Hybrid•RWD•AUTOMATIC•hybrid
2 active safety recalls on this vehicle — view recalls
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Repairs0Labor471Torque1525Fluid8DTC1898Battery1Maintenance0Recalls2
P0768moderate severityPowertrain

Shift Solenoid D Intermittent

on 2011 Lexus GS 450h 3.5L V6 Hybrid · RWD

What this code means

The transmission control module detects an intermittent fault in the shift solenoid D circuit. The problem comes and goes, often due to loose connections.

Symptoms

  • Occasional harsh shifts
  • Intermittent check engine light
  • Random shifting problems

Common causes

  • Loose or corroded connector
  • Intermittent wiring fault
  • Faulty shift solenoid D
  • Contaminated transmission fluid

Diagnostic steps

  1. Scan for stored and pending codes
  2. Wiggle-test wiring and connectors
  3. Check transmission fluid condition
  4. Monitor solenoid signal during driving
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