On-Vehicle Inspection

WARNING: This page is about a different car, the 2006 Lexus IS 350 and 2006 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT ENGINE OIL LEVEL SENSOR

Remove the engine oil level sensor.
Measure the resistance according to the value(s) in the table below.

Standard resistance

STANDARD RESISTANCE SPECIFICATION

Tester Connection	Condition	Specified Condition
1 - 2	Float position is at the top	Below 1 Ω
1 - 2	Float position is at the bottom	10 kΩ or higher

Fig 1: Identifying Engine Oil Level Sensor

HINT:

If the value is not as specified, replace the engine oil level sensor.