fuel AUDI A8 1998 D2 / 1.G AHA ATQ Engines Secondary Air System Workshop Manual
Page 1 of 10
26-12
Secondary Air Injection (AIR)
system
Check Diagnostic Trouble Code (DTC)
memory.
Repair Manual, 2.8 Liter V6 5V Fuel Injection
& Ignition, Repair Group 01
Initiate output Diagnostic Test Mode (DTM).
Repair Manual, 2.8 Liter V6 5V Fuel Injection
& Ignition, Repair Group 01
Initiate "Basic Setting" (scan tool function 04).
Repair Manual, 2.8 Liter V6 5V Fuel Injection
& Ignition, Repair Group 01
Check Secondary Air Injection (AIR) valve.
Repair Manual, 2.8 Liter V6 5V Fuel Injection
Pa
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y Air In
jection
(AIR
) system
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
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Page 7 of 10
26-16
Secondary Air Injection (AIR) system
components, removing and installing
Component locations page 26
-14
.
Fuel injection and ignition components.
Repair Manual, 2.8 Liter V6 5V Fuel Injection
& Ignition, Repair Group 24
Note:
Always replace gaskets and seals.
A - Combination valve, left
- Remove engine coolant expansion tank from
bracket.
- Disconnect vacuum line -1-.
- Disconnect connection tube -2- from combination valve.
Tightening torque: 10 Nm (7 ft lb).
- Remove bolts -3- for combination valve from cylinder head and remove
valve.
Tightening torque: 10 Nm (7 ft lb).
Pa
ge 7 of 10 Secondar
y Air In
jection
(AIR
) system
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE03.26.2