Preconditions for the test:
Engine idling.
No faults stored.
No leaks in the exhaust system.
All electrical loads switched off.
Note:
Used for troubleshooting, by activating and deactivating the lambda regulation.
Procedure:
Choose the lambda regulation function.
It is now possible to alternate between lambda regulation activated or deactivated (Active or Inactive in the lambda regulation status field) with the arrows above the value lines.
On completion of basic setting, lambda regulation is activated automatically.