1999 Lexus SC 300FACTORY OEM SERVICE PROCEDURE

Fuel Cut

FUEL CUT SPECIFICATIONS (1)

Application Fuel Return RPM
ES300 1200
GS300 1000
GS400 & LS400 1400
LX470 1000
RX300 1200
SC300 1000
SC400 1400
(1) Check with engine at normal operating temperature and A/C off.
Factory Service Tools

Use the Manual With the Right Hardware

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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