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.
2001 Lexus LS 430FACTORY OEM SERVICE PROCEDURE
Camshaft Position Sensor Resistance
- Disconnect electrical connector at camshaft position sensor. See CAMSHAFT POSITION SENSOR LOCATION table. See Fig 1-Fig 3
.CAMSHAFT POSITION SENSOR LOCATION
Application Ohms ES300 & RX300 (1) Two Sensors Are Used, One At Rear Of Each Cylinder Head, Just Below Valve Cover GS300 & IS300 Just Above Intake Manifold At Rear Corner Of Cylinder Head GS430, LS430 & LX470 Behind Driver's Side Upper Timing Belt Cover, Near Camshaft Sprocket With Electrical Connector Near Front Of Upper Timing Belt Cover (1) Camshaft position sensors may also be referred to as Variable Valve Timing (VVT) sensors. - Using ohmmeter, check resistance between electrical terminals on camshaft position sensor. See Fig 1-Fig 3 . Ensure camshaft position sensor resistance is within specification. See CAMSHAFT POSITION SENSOR RESISTANCE table. Replace camshaft position sensor if resistance is not within specification. See IGNITION SYSTEM in REMOVAL, OVERHAUL & INSTALLATION article.
CAMSHAFT POSITION SENSOR RESISTANCE
| Application | Ohms | |||||
|---|---|---|---|---|---|---|
| All Models | ||||||
| Cold (1) | 835-1400 | |||||
| Hot (2) | 1060-1645 | |||||
|
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Factory Service Tools
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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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