air condition AUDI A4 1997 B5 / 1.G AFC Engine Sensor For EVAP Canister Checking Workshop Manual

24-61


Sensor for EVAP canister,
checking

Checking function

- Use VAG 1551 scan tool to select "Read
Measuring Value Block" function 08 and display
group 030 page 01
-249
.
Read measurin
g value block 30
1 2 3 4

Indicated on display
CAUTION!
Always use a second person to operate the VAG 1551 scan tool.
If display shows 0_00X
On Board Diagnostic program is not yet concluded.
If display shows 1_11X
This indicates how On Board Diagnostic recognizes a malfunction in the - Carry out test drive.
- Check value in display field 4.
Specified value: 0_11X
- Carry out test drive under conditions described in Repair Group 01,
until display shows 0_11X.
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