Adjusting ethanol content


This function is used to program the calculated ethanol content.

Some troubleshooting/actions require that the vehicle's calculated ethanol content matches the fuel's true ethanol content. Deviation may lead to subsequent damage and generation of error codes. If the match is within 5 percent, it is considered approved.

The fuel's ethanol content can be decided by:

Note:

If possible, avoid opening the tank hatch before adjusting the ethanol content, since this means risking losing the new value. If the tank hatch has been opened, make sure that the engine has been running for at least two minutes and that the vehicle has reached a speed of at least 50 km/h before programming takes place.

Test conditions:

Procedure:

  1. Select the function "Programming ethanol level", press "OK"

  2. A dialogue box with programmed ethanol content is shown.

  3. Press "OK" to continue.

  4. Enter calculated ethanol content and press "OK" to start programming.

  5. Programmed value is shown after successful programming.

  6. Press "OK" to exit the function.