Lexus NX manuals

Lexus NX: Inspection

Lexus NX Service Manual / Engine & Hybrid System / 2ar-fxe (engine Control) / Engine Coolant Temperature Sensor / Inspection

INSPECTION

PROCEDURE

1. INSPECT ENGINE COOLANT TEMPERATURE SENSOR

*a

Component without harness connected

(Engine Coolant Temperature Sensor)

*b

Resistance

*c

Temperature

*d

Acceptable Range

(a) Partially immerse the sensor in water and warm up the water.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 - 2

20°C (68°F)

2.32 to 2.59 kΩ

80°C (176°F)

0.310 to 0.326 kΩ

NOTICE:

When checking the engine coolant temperature sensor in water, keep the terminals dry. After the check, wipe the engine coolant temperature sensor dry.

If the result is not as specified, replace the engine coolant temperature sensor.

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