heating AUDI A4 1996 B5 / 1.G AFC Engine Auxiliary Input Signals Checking Workshop Manual

24-92
If the specified values are obtained:

-
Press button.
- Select "End Output" function 06.

- Press -Q- button to confirm input.
If display value changes:

- The following display is possible: "A/C system
not switched on as described."
If the display value does not change, even
though the A/C system was switched on as
described:

If wiring is OK:
Repair Manual, Heating & Air Conditioning, Repair Group 01; connect VAG 1551 scan tool and select "Check DTC Memory" function 02

Repair Manual, 5 Spd. Automatic Transmission 01V, Repair Group 01;
connect VAG 1551 scan tool and select "Check DTC Memory" function 02
- Check wiring for continuity between connector terminal C11 and ECM
or TCM using wiring diagram.
- Check A/C system or automatic transmission:
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p://127.0.0.1:8080/audi/servlet/Dis
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24-93
If X1X_XX is displayed:

- Briefly press accelerator pedal to apply wide
open throttle.

Display must switch briefly to X0X_XX, then
X1X_XX must appear again after several
seconds.
If display does not change as described:

- Check whether A/C compressor was shut off
while accelerator pedal was being pressed.

- Check A/C system or automatic transmission.

Repair Manual, Heating & Air Conditioning,
Repair Group 01; connect VAG 1551 scan tool and select "Check DTC Memory" function 02


Repair Manual, 5 Spd. Automatic
Transmission 01V, Repair Group 01
; connect
VAG 1551 scan tool and select "Check DTC
Memory" function 02
If the display does not change as described:
Pa
ge 10 of 37 Auxiliar
y in
put si
gnals, checkin
g
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.24.25