Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1992 Lexus SC 400FACTORY OEM SERVICE PROCEDURE
Distributor Sensors
DISTRIBUTOR PICK-UP COIL AIR GAP - ES300 & SC300 (1)
| Application | In. (mm) | ||
|---|---|---|---|
| ES300 | .008-.020 (.20-.50) | ||
| SC300 | .008-.016 (.20-.40) | ||
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DISTRIBUTOR SENSOR RESISTANCE
| Application | Ohms | ||
|---|---|---|---|
| ES300 & SC300 | |||
| Pick-Up Coils | |||
| Between Terminals G1 & "G" | 125-190 | ||
| Between Terminals G2 & "G" | 125-190 | ||
| Between Terminals NE & "G" | 155-240 | ||
| SC400 | |||
| Cam Sensor | 835-1350 | ||
| Engine Speed Sensor | 835-1350 | ||
| LS400 | |||
| No. 1 & 2 Cam Sensors | 950-1250 | ||
| Engine Speed Sensor | 950-1250 | ||
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:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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