Audi A3 1997 Manual page 51

Display group 011:
The last four compressor shut-off criteria
Notes:
◆ The display group "011" is only present in operating and display units with the Part Number 8L0 820 043
and the indices "H", "J", "K", "L" and from index "O" onwards (model with one display).
◆ Only the last four compressor shut-off criteria which were effective for longer than 20 seconds are stored.
Display zone Meaning
1 ▪ Fourth last compressor shutoff criterion
2 ▪ Third last compressor shutoff criterion
3 ▪ Last but one compressor shutoff criterion
4 ▪ Last compressor shutoff criterion
Display group 012:
Idling speed increase, actuation of two-way valve for refrigerant shut-off valve -N147, venting temperature
sender -G263 and assignment ignition key
Note:
The display group "012" is only present in operating and display units with the Part Number 8L0 820 043 and
the indices "H", "J", "K", "L" and from index "O" onwards (model with one display).
Display zone Meaning
1 ▪ Actuation of idling speed regulation
Display 0 = Idling speed regulation off ▪ Voltage at connector C, contact 2 to -E87 less than 2
Display 1 = Idling speed regulation on ▪ Voltage at connector C, contact 2 to -E87 greater than
Notes on Display zone 1:
◆ Checking the idling speed regulation function (increase in idling speed) => Page
diagnosis for "idling speed regulation".
◆ The condition for the switching on of the idling speed regulation is that no compressor shutoff criterion exists
which does not allow the magnetic clutch to be switched on (e.g. pressure switch -F129 open, engine not
running or operating mode "Econ" selected).
Display zone Meaning
▪ Actuation of two-way valve for refrigerant shut-off valve
2
-N147
Display 0 =
Display 1 =
3 ▪ Sender for outlet temperature -G263
Disregard display zone
The sender -G263 is not installed into Audi A3 at the moment.
Heating, Air Conditioner - Edition 06.2000
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Explanatory Notes
with respect to the correctness of information in this document. Copyright by AUDI AG.
V
2 V
Actuation two-way valve -N147 off ▪ Voltage at connector D, contact 6 to
Actuation two-way valve -N147 on ▪ Voltage at connector D, contact 6 to
Explanatory Notes
▪ Coding => Page 34 Display group 001, display
zone 1
Explanatory Notes
-E87 greater than 5 V
Refrigerant shut-off valve open.
-E87 less than 5 V
Refrigerant shut-off valve closed.
9.3 - Display groups 007 to 012
Audi A3 1997 ➤
23 Starting final control
45