1998 Lexus SC 400FACTORY OEM SERVICE PROCEDURE

Camshaft Timing Oil Control Valve

CAMSHAFT TIMING OIL CONTROL VALVE RESISTANCE

Application (1) Ohms @ 68Β°F (20Β°C)
GS300 5500-12,000
GS400 6900-7900
(1) Measure resistance sensor terminals.
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.