Work step 5: Diagnostic of fuel supply system
WARNING: This page is about a different car, the 2004 Audi A6, 2003 Audi A6, 2002 Audi A6, 2001 Audi A6, and 2000 Audi A6. However, it is still accessible from the selected car via links, so may be relevant.
- Engine at idle
- Oxygen sensor control active
When indicated on display
- Press buttons -1-, -0-, and -7- to select "display group number 107" and confirm with -Q- button.
When indicated on display
- Check specified values in display field 4:
DISPLAY GROUP 107: DIAGNOSTIC FUEL SUPPLY SYSTEM
| Display fields | ||||
|---|---|---|---|---|
| 1 | 2 | 3 | 4 | |
| Display group 107: Diagnostic of fuel supply | ||||
| Display | xxx /RPM | x.x % | x.x % | Test ON |
| Indicated | Engine speed (actual) | Oxygen sensor control average value (Bank 1) | Oxygen sensor control average value (Bank 2) | Diagnostic condition |
| Work range | min.: 550 /RPM max.: 6600 /RPM |
min.: -25.0 % max.: 25.0 % |
min.: -25.0 % max.: 25.0 % |
Test OFF Test ON System OK System not OK |
| Specified Value | 650 to 720/RPM | -24 % to 22 % | -24 % to 22 % | System OK |
| NOTE | If "System not OK" appears, check DTC memory . See DIAGNOSTIC TROUBLE CODE (DTC) MEMORY, CHECKING AND ERASING . | |||
If specified value "Syst. OK" in display field 4 is reached:
- Press -C- button.