28-2
 
  
1 - 
Sensor for EVAP canister -G172- 
2 - 
Evaporative Emission (EVAP) canister 
purge regulator valve -N80- 
3 - 
Fuel pressure regulator 
4 - 
Engine Coolant Temperature (ECT) sensor 
-G62- 
On coolant line behind cylinder head)
5 - 
Ground connection On intake manifold
6 - 
Harness connector 3-pinFor Knock Sensor (KS) 2 -G66-
7 - 
Harness connector 4-pin, blackFor Heated Oxygen Sensor (HO2S) 2 -
G108- and Oxygen Sensor (O2S) 2 heater 
-Z28- (bank 2) 
8 - 
Heated Oxygen Sensor (HO2S) 2 -G108- Bank 2
Pa
ge 2 of 6 Multi
port Fuel In
jection 
(MFI
) and i
gnition s
yste
m
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.28.1