HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM (for Gasoline Model with Automatic Air Conditioning System): CUSTOMIZE PARAMETERS; 2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018

CUSTOMIZE PARAMETERS

CUSTOMIZE AIR CONDITIONING SYSTEM

(a) Customizing with the Techstream.

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.

HINT:

The following items can be customized.

(1) Connect the Techstream.

(2) Turn the engine 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

Evaporator Control

Function to set the evaporator control to the automatic position (Automatic) to save power or to the coldest position (Manual) to dehumidify the air and to prevent the windows from fogging up

Automatic

0:Automatic,1:Manual

Air conditioning amplifier assembly

Compressor Mode

Function to turn the A/C on automatically by pressing the AUTO switch 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 air mode when turning the A/C on to cool the cabin quickly

Automatic

0:Automatic,1:Manual

Air conditioning amplifier assembly

Foot/DEF Auto Mode

Function to change the air outlet mode to foot/defroster automatically when AUTO mode is on

0:ON,1:OFF

Air conditioning amplifier assembly

Foot/DEF Automatic Blow Up Function

Function that automatically increases the airflow volume of the side defrosters when the registers are set to DEF

0:ON,1:OFF

Air conditioning amplifier assembly

Ambient Temperature Shift

Function to display the shifted ambient temperature versus the actual 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 disable the operation of the ECO switch assembly (air conditioning control assembly) when set to OFF*

OFF

0:OFF,1:ON

Air conditioning amplifier assembly

Refrigerant Shortage Check

Function to cancel the refrigerant shortage check (check performed during normal operation) when set to ON

0:ON,1:OFF

Air conditioning amplifier assembly

Fan speed increment control

Function to set the speed to reach the target blower fan speed when AUTO mode is on

Normal

001:Slow,010:Normal,100:Fast

Air conditioning amplifier assembly

Outside Air Mode Auto Switch Function

Function to automatically change the air inlet to FRESH mode when the engine switch is off for 60 seconds

0:ON,1:OFF

Air conditioning amplifier assembly

*: Make sure to disable ECO mode control before setting this customize setting to ON.

(b) Customizing with the multi-display.

(1) Turn the engine switch on (IG).

(2) Enter the following menus: MENU / Setup / Vehicle / Vehicle Customization / Climate Settings.

(3) Select the setting by referring to the table below.

Display

Default

Content

Setting

Relevant ECU

Auto A/C Mode

Function to turn the A/C on automatically by pressing the AUTO switch when the blower is on and the A/C is off

On or Off

Air conditioning amplifier assembly

Efficient Ventilation Mode

Function to change the mode automatically to recirculation air mode when turning the A/C on to cool the cabin quickly

On or Off

Air conditioning amplifier assembly