24-46
If a constant sensor voltage of 0.000V is
displayed, there is a short to Ground (GND).
- Check DTC memory Repair Group 01. If sensor voltage is constant between 0.350 and
0.450 volts, the signal is interrupted:
- Check DTC memory page 01
-13
.
If sensor voltage is a constant 2.550 volts, there
is a short to battery positive voltage (B+):
- Check DTC memory page 01
-13
.
- If sensor voltage is a constant 0.0 to 0.3 volts,
the oxygen sensor measures a lean mixture:
- Check DTC memory page 01
-13
.
- If sensor voltage is a constant 0.6 to 0.9 volts,
the oxygen sensor measures a rich mixture:
- Check DTC memory page 01
-13
.
- Press -C- button.Read measuring value block
Q
- Indicated on display
Pa
ge 3 of 7 Ox
yg
en Sensor
(O2S
) control, checkin
g (before three wa
y catal
ytic converter
)
11/22/2002 htt
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pair&id=AUDI.B5.FU01.24.11