Lexus NX: Inspection

INSPECTION

PROCEDURE

1. INSPECT EGR VALVE ASSEMBLY

(a) Measure the resistance.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

5 (+B2) - 4 (EGR1)

20°C (68°F)

18 to 22 Ω

5 (+B2) - 6 (EGR3)

2 (+B1) - 1 (EGR4)

2 (+B1) - 3 (EGR2)

If the result is not as specified, replace the EGR valve assembly.

*a

Component without harness connected

(EGR Valve Assembly)

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PARTS LOCATION ILLUSTRATION *1 AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1) *2 CHARCOAL CANISTER ASSEMBLY *3 EGR VALVE ASSEMBLY *4 FUEL TANK CAP ASSEMBLY *5 HEATED OXYGEN SENS

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COMPONENTS ILLUSTRATION *1 AIR CONDITIONER PRESSURE SENSOR - - N*m (kgf*cm, ft.*lbf): Specified torque ● Non-reusable part Compressor oil ND-OIL 11 or equivalent - -

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