fuses AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Workshop Manual
Page 11 of 366
01-7
VAG 1551/1552 Scan Tool (ST),
connecting and selecting Engine
Electronics address word 01
Fuses for engine electronics OK
Fuel pump relay OK
Ground connections OK page 01
-5
Connecting-m.y. 1996
- Open back seat ash tray (center console) and remove cover for data
link connector.
- Connect VAG 1551/1552 scan tool with adapter cable VAG 1551/3 to
data link connector.
Pa
ge 11 of 366 On Board Dia
gnostic
(OBD
) - Multi
port Fuel In
jection
(MFI
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.01.1
Page 198 of 366
01-145
Output Diagnostic Test Mode (scan tool
function 03)
Test requirements:
Fuses for engine electronics OK
Fuel Pump (FP) Relay OK
Ground connections OK page 01
-5
Triggering sequence:
Fuel Pump (FP) relay -J17-
Idle Air Control (IAC) valve -N71-
Intake manifold change-over valve -N156-
EVAP canister purge regulator valve -N80-
EGR vacuum regulator solenoid valve -N18-
Secondary Air Injection (AIR) solenoid valve -
N112- (only on vehicles with secondary air
system)
Pa
ge 198 of 366 On Board Dia
gnostic
(OBD
) - Multi
port Fuel In
jection
(MFI
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.01.1