1992 Lexus SC 400FACTORY OEM SERVICE PROCEDURE

Dashpot Specification

DASHPOT SET SPEED SPECIFICATIONS

Application (1) RPM
ES300 (2) 2000
LS400 1500
SC300
A/T 1700
M/T 2600
SC400 700
(1) With dashpot cap and filter removed and dashpot vacuum port plugged (upper hole behind dashpot filter) on all except SC300. On SC300 specification is with dashpot rod pushed all the way with screwdriver.
(2) With cooling fan not running.
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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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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