Lexus NX: Customize Parameters
CUSTOMIZE PARAMETERS
1. CUSTOMIZE AIR CONDITIONING SYSTEM
(a) Customizing with the Techstream
HINT:
The following items can be customized.
NOTICE:
- When the customer requests a change in a function, first make sure that the function can be customized.
- Be sure to make a note of the current settings before customizing.
- When troubleshooting a function, first make sure that the function is set to the default setting.
(1) Connect the Techstream.
(2) Turn the power switch on (IG).
(3) Turn the Techstream on.
(4) Enter the following menus: Customize Setting / Air Conditioner.
(5) Select the setting by referring to the table below.
Air Conditioner| Tester Display | Description | Default | Setting | ECU |
|---|---|---|---|---|
| Set Temperature Shift | Function to perform control with the shifted temperature versus the displayed temperature | Normal | 00001:-2C,00010:-1C,00100:Normal,01000:+1C,10000:+2C | Air Conditioning Amplifier Assembly |
| Compressor Mode | Function to turn the A/C on automatically by pressing the AUTO button when the blower is on and the A/C is off | Automatic | 0:Automatic,1:Manual | Air Conditioning Amplifier Assembly |
| Air Inlet Mode | Function to change the mode automatically to RECIRCULATION mode in cases when the air conditioning is turned on to cool the cabin down quickly | Automatic | 0:Automatic,1:Manual | Air Conditioning Amplifier Assembly |
| Foot/DEF Auto Mode | Function to turn the airflow from FOOT/DEF ON automatically when AUTO MODE is ON | ON | 0:ON,1:OFF | Air Conditioning Amplifier Assembly |
| Foot/DEF Automatic Blow Up Function | Function to increase the blower level automatically when the defroster is ON | ON | 0:ON,1:OFF | Air Conditioning Amplifier Assembly |
| Ambient Temperature Shift | Function to control with the shifted ambient temperature against the display ambient temperature | Normal | 0000001:-3C,0000010:-2C,0000100:-1C,0001000:Normal,0010000:+1C,0100000:+2C,1000000:+3C | Air Conditioning Amplifier Assembly |
| ECO MODE Cancel | Function to cancel the ECO mode drive when item is ON | OFF | 0:OFF,1:ON | Air Conditioning Amplifier Assembly |
| Refrigerant Shortage Check | Function to cancel the refrigerant gas volume check (check performed during normal operation) when item is OFF | ON | 0:ON,1:OFF | Air Conditioning Amplifier Assembly |
| Fan speed increment control | Function to define how fast the air conditioning blower goes to target speed when first activating the air conditioning | Normal | 001:Slow,010:Normal,100:Fast | Air Conditioning Amplifier Assembly |
(b) Customizing using the Multi-display.
(1) Turn the power switch on (IG).
(2) Enter the following menus: SETUP / Vehicle / Vehicle customization / Climate settings.
(3) Select the setting by referring to the table below.
Climate settings| Display | Default | Content | Setting | Relevant ECU |
|---|---|---|---|---|
| Auto A/C Mode | On | Function to turn the A/C on automatically by pressing the AUTO button when the blower is on and the A/C is off | On or Off | Air conditioning amplifier assembly |
READ NEXT:
Initialization
INITIALIZATION INITIALIZATION SERVO MOTOR (a) Turn the power switch off. (b) Connect the Techstream to the DLC3. (c) Turn the power switch on (IG). (d) Press the A/C OFF switch. (e) Turn the Techstrea
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE:
If the auxiliary battery voltage is low, the PTC heater, seat heater system (w/ Seat Heater System) and climate control seat system (w/ Climate Control Seat System) m
Dtc Check / Clear
DTC CHECK / CLEAR DTC CHECK USING TECHSTREAM (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Air
SEE MORE:
Replacement
REPLACEMENT PROCEDURE 1. REPLACE RING PIN NOTICE: It is not necessary to remove the ring pin unless it is being replaced. (a) Remove the 12 ring pins. (b) Using a plastic-faced hammer, install 12 new ring pins. *a Upper Side *b Lower Side *c 15 mm (0.591 in.) *d 14 mm (0.551 in.)
Telephone Microphone Assembly
ComponentsCOMPONENTS ILLUSTRATION *1 TELEPHONE MICROPHONE ASSEMBLY - -
