Skoda Workshop Service and Repair Manuals > Octavia Mk1 > Drive unit | 1.6 l/75 kW Engine, Fuel Injection and Ignition System | Self diagnosis, V.A.G Inspection Service | Self-diagnosis IV | Generating readiness code | Work step 8: Diagnosis of activated charcoal filter system (tank vent system)

Work step 8: Diagnosis of activated charcoal filter system (tank vent system)

Readout on display:

–	Enter 070 for the “display group 070” and confirm with Q.

Initiating basic setting

Enter display group number      XXX

Readout on display:

After initiating diagnosis of engine control unit the display in field 4 changes from “Test OFF” to “Test ON”.

–	Run engine at idling speed until display field 4 indicates specified value “TEV O.K.”.

If the display does not occur as described:

–	Interrogate fault memory → Chapter 01-1.

If the display occurs as described:

–

Press →.

–	Read out readiness code → Chapter.

System in basic setting   70       ->

 4.3 %     10.9 %    -1.1 %    Test OFF

Skoda Workshop Service and Repair Manuals