Throttle Position (TP) Sensor

WARNING: This page is about a different car, the 1995 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Vehicles with Traction Control System (TRAC) are equipped with a main TP sensor and a sub-TP sensor. The following table applies to main TP sensor. For sub-TP sensor table, see SUB-THROTTLE POSITION (SUB-TP) SENSOR .

NOTE: If TP sensor resistance is not as specified, go to TP SENSOR ADJUSTMENT table.

TP SENSOR RESISTANCE

Application & Throttle Plate Position ⁽¹⁾

TP Sensor Terminals

Ohm Reading

Throttle Fully Closed

VTA1 & E2

340-6300

.016" (.40 mm) ⁽²⁾

IDL1 & E2

500 Or Less

.024" (.60 mm) ⁽²⁾

IDL1 & E2

Infinite (Open)

Throttle Fully Open

VTA1 & E2

2400-11,200

All Positions

VC & E2

3100-7200

⁽¹⁾	Disconnect vacuum hose from throttle opener. Apply vacuum to throttle opener to allow throttle to fully seat.

⁽²⁾	Insert feeler gauge between throttle lever and throttle stop screw.

TP SENSOR ADJUSTMENT ⁽¹⁾

Application

⁽¹⁾ Feeler Gauge Thickness

GS300

.020" (.51 mm)

⁽¹⁾	Insert feeler gauge between throttle lever and throttle stop screw.