Warning: Do not turn the ignition off during this test. Turning the ignition off will enable injection again.

  1. Push Engine Start Switch to begin cranking.
  2. Push Engine Start Switch within 5s again to stop cranking. (If starter is active for more than 5s, this test will be terminated by the control module and needs to be restarted manually)
  3. Measured values are displayed on the compression gauge.
  4. Repeat steps 1-3 for all cylinders.
  5. Press the [Continue] button to end the test.