1997 AUDI A4 sensor

26-27


If wire connection is OK:
If the same malfunction occurs again after replacing the exhaust gas
temperature sensor:
Repair Manual, 2.7 Liter V6 5V BiTurbo Fuel Injection & Ignition, Engine Code(s): APB, Repair Group 24
- Check following wire connections for open circuit and short circuit to
Ground (GND) and B+:
Harness connector terminal
VAG 1598/31 test box
Bushing
1 (Bank 1) 61
1 (Bank 2) 20
2 50
- Replace exhaust gas temperature sensor.
- Replace Engine Control Module (ECM).
Pa
ge 27 of 30 Exhaust s
ystem com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE05.26.1

26-28

Exhaust gas temperature sensor,
removing and installing


- Remove bolts (arrows) and remove engine covers -A- and -B-.

- Remove air distributor (arrows).
Pa
ge 28 of 30 Exhaust s
ystem com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE05.26.1

26-30


- Remove exhaust gas temperature sensor from exhaust manifold.
Pa
ge 30 of 30 Exhaust s
ystem com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE05.26.1