Page 24 of 37
If wiring is OK:
Repair Manual, 5 Spd. Automatic Transmission 01V, Repair Group 01; Electrical test.
ECM terminal 11B and multi-function switch, using wiring diagram.
- Check multi-function switch.
Pa
ge 24 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
Page 25 of 37
24-101
Shift procedure, checking
Notes:
The Engine Control Module (ECM) uses this
signal to briefly retard the ignition during shifting
to reduce the mechanical jerking felt between
shifts.
The shift signal is monitored by the
Transmission Control Module (TCM).
Repair Manual, 5 Spd. Automatic
Transmission 01V, Repair Group 01; On Board Diagnostic
Carry out the following check only if a shift-
related DTC is stored in the TCM DTC memory.
Checking requirement
Control module coding OK page 01
-247
CAUTION!
Always use a second technician to operate
the VAG 1551 scan tool while driving.
Pa
ge 25 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
Page 28 of 37
24-103
Upshift and downshift signals, checking
Notes:
The Engine Control Module (ECM) uses this
signal in connection with the shift signal to
determine whether the current signal is an
upshift or downshift.
The signal for upshift and downshift is
monitored by the Transmission Control Module
(TCM).
Repair Manual, 5 Spd. Automatic
Transmission 01V, Repair Group 01; On Board Diagnostic
Checking requirement
Control module coding OK page 01
-247
.
Pa
ge 28 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
Page 29 of 37
24-104
Throttle position sensor output signal,
checking
Notes:
The Transmission Control Module (TCM)
interprets this information as a load signal.
This signal is monitored by the TCM.
Repair Manual, 5 Spd. Automatic
Transmission 01V, Repair Group 01; On Board Diagnostic
Checking requirement
Control module coding OK page 01
-247
.
Pa
ge 29 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
Page 30 of 37
24-105
Malfunction Indicator Lamp (MIL) wire
from Transmission Control Module
(TCM), checking
Notes:
If a malfunction is recognized by the Engine
Control Module (ECM) or the Transmission
Control Module (TCM), it is indicated by the
Malfunction Indicator Lamp (MIL) in the
instrument cluster.
If the TCM recognizes a malfunction, the MIL is
switched on via the ECM.
The MIL wiring is monitored by the ECM.
Checking requirement
Control module coding OK page 01
-247
.
Pa
ge 30 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