Throttle Body: Inspection

WARNING: This page is about a different car, the 2008 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT THROTTLE BODY

Measure the resistance between the terminals.

Standard resistance

TESTER CONNECTION SPECIFIED CONDITION CHART

Tester Connection	Condition	Specified Condition
1 (M-) - 2 (M+)	20°C (68°F)	0.3 to 100 Ω
3 (E2) - 5 (VC)	20°C (68°F)	1.2 to 3.2 kΩ

If the result is not as specified, replace the throttle body.

Fig 1: Measuring Resistance Between Throttle Body Connector Terminals