battery location AUDI A4 1995 B5 / 1.G APB Engine Secondary Air System Workshop Manual
Page 19 of 29
Electrical Wiring Diagrams, Troubleshooting & Component Locations Check wire connection from battery + (terminal 30) to Secondary Air
Injection (AIR) pump relay -J299- (in 3-socket relay carrier in E-Box,
plenum chamber, position 2) for open circuit.
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11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
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Page 20 of 29
26-48
- Connect multimeter for voltage measurement as
follows:
3-socket relay carrier in E-box,
plenum chamber, position 2
terminal
Measure to
4 Engine
Ground
(GND)
- Operate starter briefly.
Specification: approx. battery voltage
If specified value is not obtained:
- Perform following tests marked with dots:
Electrical Wiring Diagrams, Troubleshooting & Component Locations Check fuse -S234- (in fuse holder, position 34). Check wire connection from Secondary Air Injection (AIR) pump relay
-J299- (in 3-socket relay carrier in E-box, plenum chamber) via fuse -
S234- (in fuse holder, position 34) to Fuel Pump (FP) relay for open
circuit:
Pa
ge 20 of 29 Secondar
y air s
ystem
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE05.26.2