Readiness code, generating: Notes

Requirements

Vehicle stationary.
Vehicles with automatic transmission: Selector lever in position P or N.
Electrical accessories switched off (coolant fan must not run during the test).
Air conditioning switched off.

Engine coolant temperature (ECT) at least 80°C. Refer to display group 004, display zone 3). Important: Warm up engine by means of a road test.
Engine control module version checked: Refer to Vehicle diagnostic, testing and information system VAS5051, connecting and select functions . Operation 9: Refer to Operation 9: Diagnosis of tank seal and oxygen sensor interchange recognition behind catalytic converter , requires different procedures depending on ECM Part No./software version number.

NOTE: If the test result is immediately displayed as "OK" after selecting a display group during an operation, the test has already been performed and you can continue with the next operation.