Switches BMW 325i 1996 E36 Workshop Manual

BMW 325i 1996 E36 Workshop Manual 325i 1996 E36 BMW BMW https://www.carmanualsonline.info/img/1/2800/w960_2800-0.png BMW 325i 1996 E36 Workshop Manual

Page 3 of 759

BMW 325i 1996 E36 Workshop Manual 
General
Data
and

	

010
FundamentalsfortheDo-lt-YourselfOwner

Maintenance

	

020
Maintenance
Program

Engine

Transmission

Suspension,

Steering
and

Brakes

4
Body

100
Engine-General

110

	

E

Page 14 of 759

BMW 325i 1996 E36 Workshop Manual 
010-
6

	

FUNDAMENTALS
FOR
THE
DO-ITYOURSELF
OWNER

In
places
where
a
shaft
mustpass
through
a
housing,
flexible
lip
seals
areused
to
keep
the
lubricating
oil
or
grease
from
leak-

ingout
past
the
r

Page 55 of 759

BMW 325i 1996 E36 Workshop Manual 
If
a
battery
cableconnection
hasno
visible
faults,
but
is
still
suspect,
measure
the
voltage
drop
across
the
connection
.
A
large
drop
indicates
excessive
resistance,
meaning
the
con-
nection
is
corr

Page 56 of 759

BMW 325i 1996 E36 Workshop Manual 
100-
1
4
ENGINE-GENERAL

0013131

Fig
.
13
.
Main
chassis
ground
(arrow)
inleft
front
of
engine
compart-
ment
.

Fuel
Supply

For
the
engine
tostart
and
run
properly,
the
injection
sys-

tem
must
del

Page 163 of 759

BMW 325i 1996 E36 Workshop Manual 
BOSCH
DME
MM
AND
M33
.1

COMPONENT
TESTS
AND
REPAIRS

Consult
Table
a
for
engine
application
information
for
the

Bosch
DME
3
.1
and
3
.3.1
systems
.

The
DME
3
.1
and
DME
3
.3
.1
systems
are
similar

Page 164 of 759

BMW 325i 1996 E36 Workshop Manual 
130-18

	

FUEL
INJECTION
The
engine
coolant
temperature
(ECT)
sensor
sends
con-

tinuous
engine
coolant
temperature
information
to
the
ECM
.
Fig
.
26
.
Mass
air
flow
sensor
terminalidentifcation
on

Page 176 of 759

BMW 325i 1996 E36 Workshop Manual 
130-
3
0

	

FUEL
INJECTION

Pin
Signal
Component/function

	

Signal

ECM
PIN
ASSIGNMENTS

Table
1.
ECM
Pin
Assignment-Bosch
DME
M3
.1

1

	

output

	

Fuel
pump
relay
control

	

Fuel
pump
relay
s

Page 178 of 759

BMW 325i 1996 E36 Workshop Manual 
130-
3
2

	

FUEL
INJECTION

Pin

	

1
Signal

	

1
Component/function

	

1
Signal

1

	

output

	

Fuel
pump
relay
control

	

Fuel
pump
relay
switches
with
engine
running
or
cranking
(crankshaft

Page 183 of 759

BMW 325i 1996 E36 Workshop Manual 
Table
I
.
ECM
Pin
Assignment-Siemens
DME
MS
41
.1
(continued)

Pin

	

I
Signal

	

I
Component/function

	

1
Signal

FUEL
INJECTION

	

130-
37

47
-

48

	

input

	

Crankshaft
position
sensor
(H

Page 267 of 759

BMW 325i 1996 E36 Workshop Manual 
320
Steering
and
Wheel
Alignment

GENERAL
...
.
.
.
...
.
....
.
.
.
.
.
.
.
.
.
...
.
.
320-1

	

Outer
tie
rod
end,
replacing
.
...
.
.
.
.
.
.
.
...
.
320-4

Tie
rod,
replacing
.
.
.
.
.
.
.
.....
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