Throttle Position (TP) Sensor

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2002 Lexus SC 430, 2002 Lexus RX 300, 2002 Lexus LX 470, 2002 Lexus LS 430, and 2002 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.

TP SENSOR RESISTANCE SPECIFICATIONS

Application

Terminals ⁽¹⁾

Ohms @ 68°F (20°C)

ES300 & RX300 ⁽²⁾

Throttle Fully Closed

VTA & E2

200-6300

Throttle Fully Open

VTA & E2

2000-10,200

VC & E2

2500-5900

GS300 & IS300

VC & E2

⁽³⁾ 1200-3200

GS430, LS430 & SC430

VC & ETA

⁽³⁾ 1250-2350

LX470

VC & E2

⁽³⁾ 1250-2350

⁽¹⁾	For TP sensor terminal identification, see Fig 1-Fig 4 .

⁽²⁾	Apply vacuum to throttle opener before checking TP sensor.

⁽³⁾	Resistance at 68°F (20°C).

Fig 1: Testing Throttle Position (TP) Sensor (ES300 Shown; RX300 Is Similar)

Fig 2: Testing Throttle Position (TP) Sensor (GS300 & IS300)

Fig 3: Testing Throttle Position (TP) Sensor (GS430, L430 & SC430)

Fig 4: Testing Throttle Position (TP) Sensor (LX470)