A6 V6-3.0L (AVK) (2004)
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Secondary Air Injection (AIR) Pump Relay -2- (in 3-pin relay carrier, E-box plenum chamber) must engage and Secondary Air Injection (AIR)
Pump Motor -V101- must run
A - Secondary Air Injection (AIR) Pump Motor runs:
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Checking voltage supply of Secondary Air Injection (AIR) pump relay
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Check activation of the Secondary Air Injection (AIR) pump relay
B - Secondary Air Injection (AIR) Pump Motor does not run:
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Check voltage supply of the Secondary Air Injection (AIR) pump motor.
Check voltage supply of the Secondary Air Injection (AIR) pump relay
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Remove Secondary Air Injection (AIR) pump relay -2-.
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Connect multimeter for voltage measurement as follows.
3-pin relay carrier,E-box
Measure to
plenum chamber, position 3
Terminal
8
Engine Ground (GND)
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Specified value: approx. battery voltage
If specified value is not obtained:
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Check wire connection from battery + (terminal 30) via Fuse for secondary air pump -S130- to Secondary Air Injection (AIR) Pump Relay -J299-
(in relay- and fuse-carrier in E-Box, plenum chamber, position 3) for open circuit according to wiring diagram.