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Secondary air pump relay - J299-
Note
♦
The relay for secondary air pump is inserted in socket 7.
♦
If tools are necessary to pull relays or control units out of the
relay plate, first disconnect battery earth strap ⇒ Electrical
system; Rep. gr. 27 ; Disconnecting and reconnecting batter‐
ies.
2.2
Checking combination valve
Special tools and workshop equipment required
♦ Hand vacuum pump - V.A.G 1390-
Test prerequisites
Vacuum pipes and hose connections free of leaks.
Vacuum pipes not blocked or kinked.
Test procedure
– Detach vacuum hose from secondary air inlet valve - N112-
from combination valve -arrow-.
Note
Do not use compressed air during the following check!
Phaeton 2003 ➤
6-cylinder injection engine - Edition 02.2014
178
Rep. gr.26 - Exhaust system