key BMW 318i 1992 E36 Owner's Manual

BMW 318i 1992 E36 Owner's Manual 318i 1992 E36 BMW BMW https://www.carmanualsonline.info/img/1/2800/w960_2800-0.png BMW 318i 1992 E36 Owner's Manual

Page 161 of 759

BMW 318i 1992 E36 Owners Manual u0
I
.[
Ia

Fig
.
21
.
Air
flow
sensor
harness
connector
terminal
identification
.

4
.
Replacing
air
flow
sensor
:

"
Remove
large
band
clamp
attaching
air
boot
to
sensor
.

"
Remove
airfiltertop
cov

Page 162 of 759

BMW 318i 1992 E36 Owners Manual 
130-
1
6

	

FUEL
INJECTION

Throttie
position
sensor
(TPS),

	

Idie
speed
control
valve,
testing
and
replacing

	

testing
and
replacing

The
throttie
position
sensor
(TPS)
is
mounted
on
the
side
o

Page 163 of 759

BMW 318i 1992 E36 Owners 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 318i 1992 E36 Owners 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 165 of 759

BMW 318i 1992 E36 Owners Manual 
Table
f
.
Engine
Coolant
TemperatureSensor
or

Intake
Air
TemperatureSensor
Test
Values

(DME
3
.113
.3
.1)

Test
temperatures

	

Resistance
(k
ohms)

14±
2°F
(-10
±
1C)

	

7-11
.6

68±
2°F
(

Page 177 of 759

BMW 318i 1992 E36 Owners Manual 
Table
i
.
ECM
Pin
Assignment-Bosch
DME
M3
.1

Pin

	

Signal

	

Component/function

	

2

ignal

FUEL
INJECTION

	

130-
3
1

45
vacant
-

46
vacant
-

	

-

47
vacant
-

	

-

48

	

output

	

A/C

Page 179 of 759

BMW 318i 1992 E36 Owners Manual 
Table
j.
ECM
Pin
Assignment-Bosch
DME
M3
.3
.1

Pin

	

~
Signal

	

1
Componentffunction

	

1
signal

FUEL
INJECTION

	

130-
33

45

	

ground

	

Ignition
circuit
shield

	

Ground
shieldfor
igni

Page 181 of 759

BMW 318i 1992 E36 Owners Manual 
Table
k
.
ECM
Pin
Assignment-Bosch
DME
M5
.2
(continued)

Pin

	

I
Signal

	

1
Componentltunction

	

1
Signal
45

	

I
output

	

I
Mass
air
flow
meter

	

I
Intake
airSignal

46

	

output

	

Ox

Page 183 of 759

BMW 318i 1992 E36 Owners 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 191 of 759

BMW 318i 1992 E36 Owners 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
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