Home/Lexus/GS/Lexus GS I (1993-1997)/Repair manual/Testing & Diagnostics/Engine Controls - Tests W/o Codes: Overview
Contents Wiring diagrams Section: Testing & Diagnostics All sections

Engine Controls - Tests W/o Codes: Overview Lexus GS I

Engine Stall During A/C Operation

  1. Check Idle Air Control (IAC) valve circuit.
  2. Check A/C signal circuit.
  3. Check ECM ground circuits.