1994 BMW 325i Fuse panel

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Page 155 of 759

BMW 325i 1994 E36 Workshop Manual 
Oxygen
Sensor
FUEL
DELIVERY
TESTS
FUEL
INJECTION

	

130-
9

"
Voltage
at
¡dle
..
.
..
..
....
0
.2
to
0
.8
VDC,
fluctuating

	

Checking
fuel
delivery
is
afundamental
part
of
trouble-
shooting
and

Page 190 of 759

BMW 325i 1994 E36 Workshop Manual 
160-
6

	

FUEL
TANK
AND
FUEL
PUMP

Fig
.
7
.

	

Fuel
sender
and
pump
assembly
.

To
operate
the
fuel
pump
for
testing
purposes
without
hav-
Fuel
leve¡
sender
(left
side),

	

ing
to
runthe
engine,

Page 191 of 759

BMW 325i 1994 E36 Workshop Manual 
Fig
.
9
.

	

Fuel
pump
relay
terminal
identification
.

Fuel
Pump
Electrical
Tests

Troubleshooting
of
any
fuel
pump
fault
should
begin
with

checking
the
fuel
pump
fuse
and
the
fuel
pump
relay
.
Th

Page 381 of 759

BMW 325i 1994 E36 Workshop Manual 
600
Electrical
System-General

GENERAL
.
...........
.
.
.
.
.
.
.
.
.
...
.
...
600-1

Voltage
and
Polarity
........
.
.
.
.
.
.
.
.....
600-1

Ming,
Fuses
and
Relays
............
.
.
.
.
600-1

Ele

Page 382 of 759

BMW 325i 1994 E36 Workshop Manual 
600-2

	

ELECTRICAL
SYSTEM-GENERAL

CAUTION
-

"
Always
turn
off
the
engine
and
disconnect
the

negative
()
cable
from
the
batterybefore
remov-

ing
any
electrical
components
.
Disconnecting
the

ba

Page 385 of 759

BMW 325i 1994 E36 Workshop Manual 
Continuity,
checking
Short
Circuits

from
Battery

CAUTION-

Use
only
a
high
quality
digital
ohmmeter
having
high
input
impedance
when
checking
electronic
componente
.
The
internal
power
source
used

Page 386 of 759

BMW 325i 1994 E36 Workshop Manual 
00-
6

	

ELECTRICAL
SYSTEM-GENERAL

Short
circuit,
testing
with
ohmmeter

	

Short
circuit,
testing
with
voltmeter

1
.
Remove
blown
fuse
from
circuit
and
disconnect
cables

	

1
.
Remove
blown
fuse

Page 387 of 759

BMW 325i 1994 E36 Workshop Manual 
610
Electrical
Component
Locations

GENERAL
...........
.
.
.
.
.
.
.
.
.
........
610-1

	

FOSE
POSITION
TABLES
..
.
.
.
.
.
.....
.
610-19

FUSE
AND
RELAY
POSITIONS
.
...
.
.
.
.
.
610-1

Fuse
Pos
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