Lexus NX: On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT COOLING FAN MOTOR
(a) Disconnect the cooling fan motor connector.
(b) Check that the fan rotates smoothly by hand.
| (c) Check that the cooling fan motor turns smoothly when the battery is connected to the cooling fan motor connector. Click here |
|
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(d) Measure the current according to the value(s) in the table below.
Standard Current:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| 2 (+) | 20°C (68°F) 12 V | 14.1 to 18.1 A |
If the result is not as specified, replace the cooling fan motor.
(e) Connect the cooling fan motor connector.
2. INSPECT NO. 2 COOLING FAN MOTOR
(a) Disconnect the No. 2 cooling fan motor connector.
(b) Check that the No. 2 fan rotates smoothly by hand.
| (c) Check that the No. 2 cooling fan motor turns smoothly when the battery is connected to the No. 2 cooling fan motor connector. Click here |
|
(d) Measure the current according to the value(s) in the table below.
Standard Current:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| 2 (+) | 20°C (68°F) 12 V | 14.1 to 18.1 A |
If the result is not as specified, replace the No. 2 cooling fan motor.
(e) Connect the No. 2 cooling fan motor connector.
READ NEXT:
Removal
REMOVAL PROCEDURE 1. REMOVE FAN SHROUD WITH COOLING FAN Click here 2. REMOVE COOLING FAN WIRE (a) Disconnect the cooling fan ECU connector. (b) Detach the 3 clamps and remove the cool
Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 2 COOLING FAN MOTOR (a) Attach the 2 clamps and install the No. 2 cooling fan motor with the 3 screws. Torque: 3.9 N·m {40 kgf·cm, 35 in·lbf} (b) Install the
SEE MORE:
Checking and replacing fuses
If any of the electrical components
do not operate, a fuse may have
blown. If this happens, check and
replace the fuses as necessary.
Checking and replacing fuses
1. Turn the power switch off.
2. Open the fuse box cover.
Engine compartment: type A fuse
box
Push the tab in and lift the lid
Steering Pad Switch Circuit
DESCRIPTION This circuit sends an operation signal from the steering pad switch assembly to the radio receiver assembly. If there is an open in the circuit, the audio system cannot be operated using the steering pad switch assembly. If there is a short in the circuit, the same condition as when a sw
