Lexus NX: Inspection

INSPECTION

PROCEDURE

1. INSPECT HEATER ACCESSORY ASSEMBLY

*a

Component without harness connected

(Heater Accessory Assembly (Heater Water Pump))

(a) Check the motor operation.

(1) Apply the positive (+) lead of the auxiliary battery to terminal 2 and the negative (-) lead to terminal 1.

OK:

Measurement Condition

Specified Condition

Auxiliary battery positive (+) → 2

Auxiliary battery negative (-) → 1

Heater accessory assembly operates smoothly

NOTICE:

Complete this inspection within 10 seconds if there is no water in the heater water pump assembly.

If the result is not as specified, replace the heater accessory assembly (heater water pump).

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 Installation

INSTALLATION PROCEDURE 1. INSTALL HEATER ACCESSORY ASSEMBLY (a) Connect the heater water inlet hose A with the paint mark (Blue) facing up and attach the clip within the area shown in the illustrat

 Humidity Sensor

 Components

COMPONENTS ILLUSTRATION *1 AIR CONDITIONING THERMISTOR ASSEMBLY (HUMIDITY SENSOR) *2 NO. 1 FORWARD RECOGNITION COVER *3 NO. 2 FORWARD RECOGNITION COVER *4 PROTECTOR

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 Removal

REMOVAL CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure described below is for the LH side. PROCEDURE 1. REMOVE OUTER MIRROR LH Click here 2. REMOVE OUTER MIRROR COVER LH (a) Detach the 6 claws and 2 guides and remove the outer mirror cover L

 Parts Location

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 SENSOR (for Bank 1 Sensor 2) *6 PCV VALVE *7 PURGE VSV *8 NO. 1 ENGINE ROOM RELAY BLOCK AN

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