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Details about Max Cooling On-The-Fly can be found in the main article: Max Cooling On-The-Fly

If you have Custom Code v7.1 or newer, see updated instructions here: [WIP] Using Max Cooling On-The-Fly

 

This article explains how to configure Max Cooling On-The-Fly for older custom code.

Enable/Disable Max Cooling On-The-Fly:

 Custom Code v6.9 - v7.0.x (Outdated)

Using Cruise Control buttons and BC button

Usable while vehicle is in motion

Only available for F-Series B46, B48 and B58 vehicles using select software versions. Support for more is on the way!

  1. Hold the SHORT UP button on the rocker switch for 2 seconds. Check Engine Light (CEL) will flash (blinking at a slow speed) (indicating max cooling selection mode is active)

  2. UP and DOWN buttons on the rocker switch will change RPM to reflect max cooling state

  3. Select your the max cooling state by pressing the RESUME or BC button (CEL will turn off and state will be updated)

Max Cooling is ENABLED when the tachometer shows 1000 RPM.

Max Cooling is DISABLED when the tachometer shows 0 RPM.

There is a ~10 second timeout which will cancel your selection if no buttons are pressed. If the selection menu times out, the max cooling state will not be adjusted and no changes will be saved.

Limitations

Engine must be running.

 Custom Code v6.0 (Outdated)

Using Cruise Control buttons

Usable while vehicle is in motion

Only available for F-Series B46, B48 and B58 vehicles using select software versions. Support for more is on the way!

  1. Hold the FAR DOWN button on the rocker switch for 2 seconds. Check Engine Light (CEL) will flash (blinking at a slow speed) (indicating max cooling selection mode is active)

  2. UP and DOWN buttons on the rocker switch will change RPM to reflect max cooling state

  3. Select your the max cooling state by pressing the RESUME button (CEL will turn off and state will be updated)

Max Cooling is ENABLED when the tachometer shows 1000 RPM.

Max Cooling is DISABLED when the tachometer shows 0 RPM.

There is a ~10 second timeout which will cancel your selection if no buttons are pressed. If the selection menu times out, the max cooling state will not be adjusted and no changes will be saved.

Limitations

Engine must be running.

 Custom Code v5.4 and earlier (Outdated)

Using dome light or ESP button

F series vehicles (Driver’s door must be closed):

  • To enable Max Cooling On-The-Fly – Switch to Sport Mode+ or Sport Mode via the Driver Experience Switch and push the Dome Light button twice within 2.5 seconds. The Check Engine Light will blink twice as a confirmation.

  • To disable Max Cooling On-The-Fly – Switch to Sport Mode+ or Sport Mode via the Driver Experience Switch and push the Dome Light button twice within 2.5 seconds. The Check Engine Light will blink once as a confirmation.

G series vehicles (Driver’s door must be closed):

  • To enable Max Cooling On-The-Fly – Sport Mode+ or Sport Mode via the Driver Experience Switch and push the ESP button four times within 2.5 seconds. The Check Engine Light will blink twice as a confirmation.

  • To disable Max Cooling On-The-Fly – Sport Mode+ or Sport Mode via the Driver Experience Switch and push the ESP button four times within 2.5 seconds. The Check Engine Light will blink once as a confirmation.

Watch this clip and see how it works on our F series car using Custom Code v3.4! (Outdated)

https://youtu.be/0Du7T0O_qDI

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