landrover Workshop Repair Guides

Land Rover Workshop Service and Repair Manuals

Engine Controls - ECM Tune Download Procedure|Page 4828 > < Engine Controls - ECM Tune Download Procedure
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1.

To program engine ECU insert disc "Range Rover 12" or later.

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Begin a diagnostic session.

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Click [vehicle configuration] from main menu.

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Then on this screen select "EMS ECU checks".

2.

Verify the battery voltage is fully charged (12 volts or greater).

NOTE:

The battery must be capable of maintaining full charge during this process which is expected to take 15 - 18 minutes total.

3.

Connect a battery charger set on low amp current charge to maintain battery state during this process.

Engine Controls - ECM Tune Download Procedure|Page 4828 > < Engine Controls - ECM Tune Download Procedure