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Testing combination valve - Engines with identification characters AVU, BFQ > < Secondary air system - Engines with identification characters AVU, BFQ

Octavia Mk1

Secondary air system - Summary of components for engines with identification characters AVU, BFQ
   
Secondary air system - Summary of components for engines with identification characters AVU, BFQ
1 - Combination valve
2 - Secondary air pump relay -J299-
q   in protective housing for relays (in the engine compartment) → Fig.
3 - 25 Nm
q   for engines with identification characters AVU
4 - Connecting pipe
q   for engines with identification characters AVU
5 - to connection at exhaust manifold
q   for engines with identification characters AVU
6 - O-ring
q   replace
7 - Pressure hose
q   check for firm seating
q   press together at front to unlock
8 - Air intake hose
9 - to air filter
10 - Secondary air pump -V101-
11 - Connector
q   2-pin
12 - 10 Nm
13 - 25 Nm
14 - 15 Nm
15 - Support
16 - Bottom part of intake manifold
17 - 10 Nm
18 - Connecting part
q   with mount for combination valve and exhaust gas recirculation valve -N18-
19 - Gasket
q   replace
20 - 25 Nm
21 - Exhaust gas recirculation valve -N18- with exhaust gas recirculation potentiometer -G212-
q   Exhaust gas recirculation system → Chapter
22 - Nipple, 35 Nm
q   for engines with identification characters AVU
23 - 10 Nm
q   always one short and one long bolt

   
Secondary air pump relay -J299--arrow-
  Note
t  If a tool should be used for removing the relay from the relay carrier, first of all pinch off the battery earth strap.
t  If the battery is disconnected and reconnected, carry out certain additional operations → Electrical System; Rep. gr.27.
  N26-0347

Testing combination valve - Engines with identification characters AVU, BFQ > < Secondary air system - Engines with identification characters AVU, BFQ