Troubleshooting Flow Charts

On Board Diagnostic (OBD) with V.A.G 1551 Scan Tool or tester VAS 5051, (flow chart)





On Board Diagnostic, (flow chart) Part 1 of 4





On Board Diagnostic, (flow chart) Part 2 of 4





On Board Diagnostic, (flow chart) Part 3 of 4





On Board Diagnostic, (flow chart) Part 4 of 4

^ Connect VAG 1551 Scan Tool and check DTC memory again (02).
^ Erase DTC memory (05)
^ Perform test drive at more than 20 km/h (13 MPH) and allow ABS to regulate braking.
^ Check DTC memory again after test drive. If "No DTC recognized" appears on display of VAG 1551 Scan Tool after repairing malfunctions and performing test drive the On Board Diagnostic (OBD) is completed.