Service & Repair Manual

24-63
Check wire connections for Mass Air Flow
(MAF) sensor
Note:
Signal wire is also checked during wire test.
- Connect VAG1598/31 test box at wiring harness
to ECM, do not connect ECM Page 24-17 .
If wire connection is OK:
- Check the following wire connections for open circuit and short circuit
to Ground (GND) and B+:
Harness connector
Terminal
VAG1598/31 test box
Socket
1 53
2 27
4 29
- Repair open circuit or short circuit if necessary.
- Also check all wires for short circuit to each other.
- Replace Mass Air Flow (MAF) sensor -G70-.
Pa
g
e 75 of 78Motronic in
j
ection s
y
stem, servicin
g
11/23/2002htt
p
://127.0.0.1:8080/audi/servlet/Dis
p
la
y
?action=Goto&t
yp
e=re
p
air&id=AUDI.B5.FU05.24.1