Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001H96W
Model Year Start: 2020 Model: Corolla Prod Date Range: [01/2019 - 09/2022]
Title: HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM (for HV Model): CUSTOMIZE PARAMETERS; 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]

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 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

S-FLOW Control Auto Function

Function to turn the S-FLOW control on automatically when the power switch is turned on (IG)

ON

0:ON,1:OFF

Air conditioning amplifier assembly

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 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

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

ON

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

Noise and Vibration Reduction

Function to change the speed of the compressor when set to ON

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

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 power switch is off for 60 seconds

ON

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 power switch on (IG).

(2) Enter the following menus: MENU / Setup / Vehicle / Vehicle customisation / Climate settings.

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

Display

Default

Content

Setting

Relevant ECU

Auto A/C mode

On

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

On

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