Engine-test procedure

  1. Installation of adapter
    Installation of the multichannel adapter MKA (parts number 121310)
  2. Adapter test
    Test of proper functioning of the MKA
  3. Identification
    Identification of the engine systems fitted in the vehicle
  4. Fault code memory
    Read out the DME fault code memory
  5. Warm-up
    Warm-up of the engine until a coolant temperature of 85°C is reached
  6. Measured values
    Read-out of operating and status values from the DME, comparison with setpoint values, evaluation of the results
  7. Battery
    Read-out of measurement values for power supply from the DME, comparison with setpoint values, evaluation of the results
  8. Switch statuses
    Read-out of status values from the DME, comparison with setpoint values, evaluation of the results
  9. Function statuses
    Read-out of function values from the DME, comparison with setpoint values, evaluation of the results
  10. Irregular running
    Read-out of cylinder-specific irregular running values from the DME, comparison with setpoint values, evaluation of the results
  11. Mixture Preparation
    Read-out of the relevant values for mixture formation from the DME, comparison with setpoint values, evaluation of the results
  12. Air supply
    Read-out of values for engine air supply from the DME, comparison with setpoint values, evaluation of the results
  13. Ignition signal
    Automatic measurement of the primary voltage of the ignition coil; evaluation of the signal patterns
  14. Injection signal
    Automatic registration of the activation signals of the fuel injector valves; evaluation of the signal patterns
  15. VANOS
    Functional check of the variable camshaft control unit VANOS
  16. Secondary air system
    Check of the secondary air system
  17. Valvetronic
    Functional check of the variable valve gear Valvetronic
  18. Stop the engine
  19. Compression test
    Execution dependent on the results of the engine test
  20. Report
    Results of the engine test can be displayed on the screen and printed out as a test report