sensor AUDI A8 1998 D2 / 1.G ATQ Engine Check DTC Memory And Erase DTC Memory Owner's Manual

01-49

DTC
DTC text
Corrective action
SAE
VAG


P1529 17937 Camshaft adjustment
Short circuit to B+
1) Repair Manual, Engine Mechanical, Repair Group 15; Camshaft
adjustment, checking; Solenoid valve for camshaft adjustment, checking
P1530 17938 Camshaft adjustment
Short circuit to Ground
(GND)
1)
P1531 17939 Camshaft adjustment
Open circuit
1)

P1539 17947 Clutch vacuum vent valve
switch -F36-
Implausible signal
1) - Check clutch pedal switch Page 24
-183
P1541 17908 Fuel Pump (FP) relay -J17-
Open circuit
1) - Check Fuel Pump (FP) relay Page 24
-49
P1542 17950 Throttle Actuation
Potentiometer -G187
Implausible signal
2)3)
- Check angle sensor -1- for throttle drive Page 24
-148
P1543 17951 Throttle Actuation
Potentiometer -G187
Signal too small
2) 3)

Pa
ge 44 of 52 Check DTC Memor
y (function 02
) and Erase DTC Memor
y (function 05
)
11/23/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU05.01.2

01-54

DTC
DTC text
Corrective action
SAE
VAG


P1630 18038 Throttle Position (TP) sensor -G79-
Signal too small
2) 3)
- Throttle Position (TP) sensor, checking
Page 24
-154

P1631 18039 Throttle Position (TP) sensor -G79-
Signal too large
2) 3)

P1633 18041 Sender -2- for accelerator pedal position -G185-
Signal too small
2) 3)


P1634 18042 Sender -2- for accelerator pedal position -G185-
Signal too large
2) 3)


P1639 18047 Throttle Position (TP) sensor -G79- and sender -2- for
accelerator pedal position -G185-
Implausible signal
2)3)
- Throttle Position (TP) sensor, checking
Page 24
-154

P1640 18048
Control module faulty
1)
- replacing Engine Control Module (ECM)
Page 24
-21

1) For these malfunctions, ECM does not switch on the Malfunction Indicator Lamp (MIL) unless malfunction is recognized
again after another engine start. Meaning of Malfunction Indicator Lamp (MIL) Page 01
-3 .
2) For these malfunctions, ECM switches on the EPC warning lamp in instrument cluster. Significance of EPC warning lamp
Page 24
-136
.
Pa
ge 50 of 52 Check DTC Memor
y (function 02
) and Erase DTC Memor
y (function 05
)
11/23/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU05.01.2

01-55

DTC
DTC text
Corrective action
SAE
VAG


P1648 18056 Powertrain databus
faulty - Check Engine/ABS/Transmission control module Page 24
-192
P1649 18057 Powertrain databus
Missing message from ABS
control module
P1682 18090 Powertrain databus
Implausible message from ABS
control module - Check data transfer of Engine Control Module (ECM) and other CAN
capable control modules Page 24
-192

P1853 18261 Powertrain databus
Implausible message from ABS
control module - Check data transfer of Engine Control Module (ECM) and other CAN
capable control modules Page 24
-192

P3262 16646 Exhaust bank 1/2
Oxygen sensors behind catalytic
converter mixed up - Check harness connectors1) For these malfunctions, ECM does not switch on the Malfunction Indicator Lamp (MIL) unless malfunction is recognized
again after another engine start. Meaning of Malfunction Indicator Lamp (MIL) Page 01
-3 .
2) For these malfunctions, ECM switches on the EPC warning lamp in instrument cluster. Significance of EPC warning lamp
Page 24
-136
.
Pa
ge 52 of 52 Check DTC Memor
y (function 02
) and Erase DTC Memor
y (function 05
)
11/23/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU05.01.2