lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Throttle Position Sensor > < Thermo Time Switch|Specifications|Page 314
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Thermo Time Switch: Testing and Inspection

Start Injector Time Switch Testing

- Connect ohmmeter across switch terminals.

Desired -

25 to 45 ohms below 59°F (15°C)
65 to 85 ohms above 68°F (30°C)

- Connect ohmmeter between terminal STA and switch body.

Desired - 25 to 85 ohms

- Replace switch if desired results are not achieved.

Throttle Position Sensor > < Thermo Time Switch|Specifications|Page 314