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.
Testing TP Sensor
2004 Toyota Matrix XR, FWD, StandardSECTION Testing TP Sensor
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2003 Lexus SC 430, 2003 Lexus RX 300, 2003 Lexus LX 470, 2003 Lexus LS 430, and 2003 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
- Disconnect electrical connector from TP sensor. Note electrical terminals on TP sensor. See Fig 1-Fig 2 .
- Using ohmmeter, check resistance between terminals VC and E2 on TP sensor. See Fig 1-Fig 2
. Replace TP sensor if resistance is not within specification. See THROTTLE POSITION SENSOR RESISTANCE (ES300, GS300, IS300, GS430 & LS430 table.THROTTLE POSITION SENSOR RESISTANCE (ES300, GS300, IS300, GS430 & LS430
Application Terminals Ohms @ 68°F (20°C) ES300, GS300 & IS300 VC & E2 (1) 1200-3200 GS430 & LS430 VC & E2/ETA (1) 1250-2350 (1) Resistance at 68°F (20°C).
RENDER: 1.0x
NO RELATED
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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.