Cam position sensor BMW 325i 1994 E36 User Guide
Page 133 of 759
^1
.5WT
^1
.5RD
^1
.5YL
^1
.5BL
r
--__
____-
__-_
___-_
-___-_____--__--
-____-___
____-
i
26
g
5022
23
54
5
I
Power
input
power
input
I
Engine
Control
Module
(Bosch
DME
M5
.2)
I
I
grounds
I
P
owerinput
Main
relay
control
I
70
40
71
21
2078
34
55
626
27
----------------------
-
---------
-
--
-
------------
-
-----------
.,
v
1
1
.1
v
`
1
35BK
35BK
2
(
1Y
¡3
194
Knock
Sensor
Knock
Sensor
(cyl
.1-2)
(cyl
.3-4)
Frommain
relay
terminal
87
(battery
voltage
in
run
or
start
Battery
voltage
in
run
or
start
(
via
ignition
switch
Warnin
terminal
15)
Lethal
óltage
WIRING
present
COLOR
CODE
2
.5
GN
'
1
.0
YL
/
1
.0
BL
/
1
.0
RDNJT
.35
BK
/
/
.35
BK
Camshaft
Position
Sensor
-_
Fig
.
14
.
Bosch
DME
M5
.2
ignition
system
circuit
for
M44
engine
.
Ground
(RH
rear
of
engine
compartment,
rearof
shock
tower)
Crankshaftirpm
Position
Sensor
IGNITION
SYSTEM
120-9
Batteryvoltage
Battery
voltage
in
run
or
start
in
run
or
start
(via
main
relay
(
via
ignition
switch
terminal
87)
terminal
15)
BK
-
BLACX
BR
-
BROWN
RD
-
RED
YL
-
YELLOW
GN
-
GREEN
BL
-
BLUE
VI
-
VIOLET
GY
-
GREY
WT
-
WHITE
PK
-
PINK
Battery
voltage
at
all
times
to
Main
relay
(terminal
85)
Ground
(RH
rear
of
engine
compartment,
rearof
shock
tower)
0012721
lGNITION
SYSTEM
SCHEMATlCS
Page 134 of 759
120-10
IGNITION
SYSTEM
Ground
(rear
of
engine
compartment,
rear
of
passenger
side
shock
tower)
.!
BK
Camshaft
Position
Sensor
IGNITION
SYSTEM
SCHEMATICS
Batteryvoltage
in
run
or
start
(
via
ignition
switch
terminal
15)
---------------------------------------------------------
55
S5154
i
power
input
Power
input
1
DME
Control
Module(Bosch
DME
M3
.1)
Ground
-
(RHrear
of
enginecompartment,
rearof
passenger
side
shock
tower)
Fig
.
15
.
Bosch
DME
M3
.1
usedon1992
M50
engines(without
VANOS)
.
.EBK
Crankshaftlrpm
Position
Sensor
5GN
1.0
RD
Ground
(RH
rearof
enginecompartment,
rear
of
passenger
side
shock
tower)
WIRING
COLOR
CODE
BK
-
BLACK
BR
-
BROWN
RD
-
RED
YL
-
YELLOWGN
-
GREEN
BL
-
BLUE
VI-
VIOLET
GY
"
GREY
WT
"
WHITE
PK
-
PINK
Batteryvoltage
in
run
or
start
(
via
main
relay
Battery
voltage
terminal
87)
in
run
or
start
(via
ignition
switch
terminal
15)
11508
1
grounds
Main
rela
control
P
ower
Input
Y
I
-
34
---"--
6
26
27
1
Battery
voltage
at
all
times
to
Main
relay
(terminal
85)
Page 135 of 759
RER
Knock
Sensor
Knock
Sensor
(cyl
.1-3)
(cyl
.4-6)
Batteryvoltage
IMIRING
in
run
or
start
COLORCODE
(
via
ignition
switch
termina¡
15)
BK
BLAOK
BR
BROWN
RD
-
RED
YL
-
YELLOW
GN
"
GREEN
EL
-
BLUF
VI
-
VIOLET
GY
-
GREY
WT
-
WHITE
PK
-
PINK
4
.0
GN
l1/1j\
I'1
/~/1r1
l\r1
1
55
so
si
52
23
25
24
56
54
1
Power
input
Power
input
III
O
Engine
Control
Module
(Bosch
DMEM13
.1)
II
grounds
P
ower
input
Main
relaY
control
I
70
__
_
71
69
17
28
43
16
-34---"-6
26
27
____________________________________________
From
main
relaterminal
87
(battery
voltage
in
run
or
start
.5
YL
Camshaft
Position
Sensor
Ground
(RH
rearof
enginecompartment,
rear
of
shock
tower)
.5
BK
Crankshaft/rpm
Position
Sensor
Fig
.
16
.
Bosch
DME
M33
.1
ignition
system
círcuit
for
1993-1995
M50
engines
with
VANOS
.
IGNITION
SYSTEM
120-11
Ground
=
(RH
rear
of
engine
compartment,
back
sideof
shock
tower)
Batteryvoltage
Battery
voltage
in
run
or
start
in
run
or
start
(
via
ignition
switch
(
via
main
relay
terminal
15)
terminal
87)
1
.0
RD
11506a
.5
BR
Batteryvoltage
at
all
times
to
Main
relay
(terminal
85)
IGNITION
SYSTEM
SCHEMATICS
Page 136 of 759
120-12
IGNITION
SYSTEM
Warning
.
Lethal
voltagepresent
Battery
voltage
in
run
or
start
(via
ignitíon
switch
terminal
15)
I
t
IGNITION
SYSTEM
SCHEMATICS
Battery
voltage
in
run
or
start
(
via
ignition
switchterminal
15)
WIRING
COLOR
CODE
Knock
Sensor
Knock
Sensor
Crankshaftlrpm
Camshaft
(cyl
.
1-3)
(cyl
.
4-6)
Position
Sensor
Position
-
-
Sensor
-
Fig
.
17
.
Siemens
MS
41
.1
ignition
systemusedon1996
and
later
6-cylinder
engines
.
1.0
BR
PQ
1
.08~1
.0BKIRD
/1
.0BK/YL
'10BK/BL
'1
.03KIGN
10BKNI
4
1D
BK
-
BLACK
BR
-
BROWN
RD
-
RED
YL
-
YELLOW
GN
-
GREEN
BL
-
BLUE
VI-
VIOLET
GY
-
GREY
WT
-
WHITE
PK
-
PINK
Batteryvoltage
in
run
or
start
(via
main
relay
terminal
87)
!1
rl
1.0
B~
^
1.0
BK/RD
^
1.0
BKIYL
^
1
.0
BK/BL
n
1.0
BK/GN
n
1
.0
BKIVI
%~
r
-------
--------------_____________----_______-_-____
49
29
1
30
2
31
3
8754
1
power
input
Power
input
I
1
Engine
Control
Module
(Siemens
MS
41
.1)
1
1
grounds
1
n
1
Powerinput
Mainrelaycontrol
1
1-
57
___
58
_
59
_
__
63
_
38
83
48
40
64
43
65
41
28
32
34
4
26
73
1
-
-----------
-
_-----
-
------
_
------
-
------
-
---
-
.5Y1-
.5BKY.5GNY.5BRY
Y
.35BKY
1
Y
Y
.35BKY/Y35YY
75
.18R/
.5YL-1
1'
.
Batteryvoltage
at
all
times
to
Main
relay
(terminal
85)
Ground
v
(RH
rear
of
engine
Z
compartment,
rear
=
of
shock
tower)
Ground
(RH
rear
of
enginecompartment,
rearof
shock
tower)
0012731
Page 170 of 759
130-24
FUEL
INJECTION
Jo
'0
o_A
í1
RELAY
..
.
.
CAMSHAFT
POSITION
SENSOR
'
.
~'
~
:UhI~IIUH~W~`bY~7~d~t~II7
.
.
.
,
1111111
~ilf
ASC
TERMINAL
15
MEMORY
POWER
CRANKSHAFT
POSITION
qtcMSENSOR
THROTTLE
POSITION
ENGINE
COOLANT
TEMP
FUELTANK
PRESSURE
SENSOR
S-EML
S-MSR
S-ASC
VEHICLE
SPEED
LOW
FUEL
LEVEL
A/C
SWITCH
ON
(AC)
E36
IHKA
COMPRESSOR
"ON"
SIGNAL
(KO)
INDIVIDUAL
SERIAL
NUMBER
SIEMENS
MS
41
.
1
COMPONENT
REPLACEMENT
FUEL
PUMP
RELAY
CONTROL
AUX
GROUND
P
MAIN
GROUND
AC
COMPRESSOR
RELAY
CONTROL
~®
SECONDARY
AIR
INJECTION
AIR
PUMP
RELAY
CONTROL
-
M
PRE
CAT
POST
CAT
m
nXYGEN
SENSOR
ys
U
~
4
,
HEATING
FUELINJECTOR
CONTROL
(
MS
41
.1
(
MS
PURGE
CONTROL
VALVE
//
PURGE
'
CANISTERSHUT-OFF
VALVE
ECM
RELAY
CONTROL
IGNITION
COILS
CONTROL
1
ASC
o
ayi
THROTTLE
POTENTIOMETER
POWER
,
al
;
..
i
r71a
.
"a
fn7111,
/
r
Fig
.
36
.
Siemens
MS
41
.1
OBD
II
engine
management
system
usedon
M52
engine
.
Bosch
M5
.2
systemusedon
M44
engine
is
similar
.
Page 174 of 759
130-
2
8
FUEL
INJECTION
Tableh
.
ECM
Pin
Assignment-Bosch
DME
M1
.7
Pin
Signal
Componenttfunction
Signal
1
Output
Fuel
pump
relay
control
Fuel
pump
relay,
terminal
85
2
Not
used
3
Output
Cyl
.
2
and
cyl
.
4
fuel
injection
valve
control
Cyl
.
2
and
cyl
.
4
fuel
injection
valves
4
Not
used
5
Not
used
6
Ground
Ground,
fuel
injection
valveoutputstages
Ground
point
7
Not
used
8
Output
"Check
engine"
indicator
control
Instrument
cluster
9
Not
used
10
Not
used
11
Output
DKV
potentiometer
signal
Transmission
control
module
(EGS)
12
Input
Throttleposition
sensor
Throttleposition
Signal
13
Not
used
14
Input
Volume
air
flow
sensor
Volume
air
flow
sensor
(signal
ground)
15
Input
Cyl
.
1-2
knock
sensor
Cyl
.
1-2
knock
sensor
16
Input
Camshaft
position
sensor
(cylinder
identification)
Camshaft
position
sensor
(cylinder
identification)
17
Output
ti
measurement
signal
(fuel
consumption)
Instrument
cluster
18
Output
Intakeair
resonance
changeover
valve
(DISA)
Intake
air
resonance
changeover
valve
19
-
Not
used
20
Not
used
21
Not
used
22
Not
used
23
Not
used
24
Output
Cyl
.
3
ignition
coil
control
Cyl
.
3
ignition
coil
25
Output
Cyl
.
1
ignition
coil
control
Cyl
.
1
ignition
coil
26
Input
Battery
voltage
B
+junction
point
27
Output
Engine
control
module
relay
control
Engine
control
module
relay,
terminal
85
28
Ground
Ground
for
electronics
and
shielding
of
sensors
Ground
point
29
Output
Idle
speed
control
valve
control
Idle
speed
control
valve
30
Not
used
31
Not
used
32
Output
Cyl
.
1
and
cyl
.
3
fuel
injection
valve
control
Cyl
.
1
and
cyl
.
3
fuel
injection
valves
33
Not
used
34
Ground
Ground,
output
stages
(except
for
ignition
and
fuel
Ground
point
injection
valves)
35
Not
used
36
Output
Evaporative
emissionvalve
control
Evaporative
emission
valve
37
Output
Oxygen
sensor
heater
control
Oxygen
sensor
relay,
terminal
85
38
Not
used
39
Not
used
40
I
Not
used
41
I
Input
,
Volume
Air
Flow
sensor
Volume
air
flow
sensor
(voltage
varies
with
engine
load)
42
1
Input
1
Cyl
.
3-4
knock
sensor
1
Cyl
.
3-4
knock
sensor
43
Ground
Ground
for
sensors
Engine
coolant
temperature
sensor,
cyl
.
1-2
knock
sensor,
cyl
.
3-4
knock
sensor,
and
throttle
position
sensor
44
1
Input
1
Camshaft
position
sensor
(cylinder
identification)
1
Camshaft
position
sensor
(cylinder
identification)
ECM
PIN
ASSIGNMENTS
Page 176 of 759
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
switches
with
engine
runningor
cranking
(crankshaft
position
Signal
mustbe
present
for
relay
switchover)
2
1
output
1
Idle
speed
control
valve
1
Pulsad
ground-
close
signal
(seealsopin29)
3
output
Fuel
injectorcontrol,
cyl
.
1
Pulsedground
(injection
pulsewidth
in
ms)
with
engine
running
4
output
Fuel
injectorcontrol,
cyl
.
3
Pulsedground
(injection
pulsewidth
in
ms)
with
engine
running
5
output
Fuel
injector
control,
cyl
.
2
Pulsedground
(injection
pulse
width
in
ms)
with
enginerunning
6
ground
Ground
Ground
for
fuel
injector
output
stages
7
vacant
-
-
8
output
Check
Engine
Check
éngine
lamp
control
ground
9
vacant
-
-
10
vacant
-
-
11
output
Throttle
valve
position
Load
signal
to
transmission
control
module
12
input
Throttle
position
sensor
Voltage
varies
with
throttle
position
13
output
Mass
air
flow
sensor
Air
flow
sensor
hotwire
burn
off
(voltage
for
0
.5
seconds
after
shutdown)
14
ground
Mass
air
flow
sensor
Ground
for
air
flow
sensor
15
vacant
-
-
16
input
Cylinder
identification
sensor
A/C
voltage
pulse
per
camshaft
revolution
(between
pin
16
and
44)
17
output
Fuel
consumption
(ti)
Fuel
consumption
output
(KVA
Signal)
to
instrument
cluster
18
vacant
-
-
19
vacant
-
-
20
vacant
-
-
21vacant
-
-
22
vacant
-
-
23
output
Ignition
control
(terminal
1),
cyl
.
no
.
2
Primary
Signal,
ignition
coil
cyl
.
no
.
2
24
output
Ignition
control
(terminal
1),
cyl
.
n
o
.
3
Primary
signal,
ignition
coil
cyl
.
no
.
3
25
output
Ignition
control
(terminal
1),
cyl
.
n
o
.
1
Primary
signal,
ignitioh
coil
cyl
.
no
.
1
26
input
Power
supply
(terminal
30)
Battery
voltage
(B+)
at
al¡
times
(terminal
30)
27
output
Main
relay
control
Main
relay
activation
(to
relay
terminal
85)
28
ground
Ground
Ground
for
ECM
and
sensor
shielding
29
output
Idle
speed
control
valve
Pulsed
ground-
open
signal
(see
also
pin
2)
30
vacant
-
-
31
output
Fuel
injector,cyl
.
no
.
5
Pulsedground
(injection
pulsewidth
in
ms),
cyl
.
no
.
5
32
output
Fuel
injector,cyl
.
no
.
6
Pulsedground
(injection
pulse
width
in
ms),
cyl
.
no
.
6
33
output
Fuel
injector,cyl
.
no
.
4
Pulsedground
(injection
pulsewidth
in
ms),
cyl
.
no
.
4
34
ground
Ground
Ground
for
output
stages
35
vacant
36
output
Evaporative
purgevalve
control
Pulsed
ground
with
engine
at
normal
temperature
and
varying
engine
load
37
output
Oxygen
sensor
heater
relay
control
Oxygen
sensor
heater
relayactivation
(ground
at
terminal
85)
38
vacant
-
-
39
vacant
-
-
40
vacant
-
41
input
Mass
air
flow
sensor
Voltage
(+)
42
vacant
-
-
43
ground
Ground
Ground
for
temperatura
sensors
(ECT
sensor,
IAT
sensor,
TP
sensor)
44
input
Cylinder
identification
sensor
A/C
voltagepulseper
camshaft
revolution
(between
pin
16
and
44)
Page 178 of 759
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
position
signal
must
be
present
for
relay
switchover)
2
output
Idle
speed
control
valve
Pulsed
ground-close
signal
(seealso
pin
29)
3
output
Fuel
ínjectorcontrol,
cyl
.
5
Pulsed
ground
(injection
pulsewidth
in
ms)
cyl
.
5
4
output
Fuel
injectorcontrol,
cyl
.
6
Pulsed
ground
(injection
pulsewidth
in
ms)
cyl
.
6
5
output
Fuel
injectorcontrol,
cyl
.
4
Pulsed
ground
(injection
pulsewidth
in
ms)
cyl
.
4
6
ground
Ground
Ground
for
fuel
injector
output
stage
7
output
Camshaft
actuator
(VANOS
solenoid)
control
Camshaft
actuator
(VANOS
solenoid)
8
output
Check
Engine
Instrument
cluster,
Check
Engine
lamp
9
vacant
-
-
10
vacant
-
-
11
output
Throttle
position
Throttle
angle
signal
to
A/T
control
module
12
vacant
-
-
13
input
Oxygen
sensor
Oxygen
sensor
signal
(0-1
VDC
fluctuating
with
engine
running)
14
input
Mass
air
flow
sensor
Mass
air
flow
sensor
15
ground
Ground
Ground
16
input
Crankshaft
position/rpm
sensor
Voltage
pulse
(VAC)
between
pin
16
and
43
(crank
position/rpm
sensor)
17
input
Camshaft
position
sensor
Halleffect
camshaft
sensor
18
vacant
-
-
19
vacant
-
-
20
vacant
-
-
21
vacant
-
-
22
vacant
-
-
23
output
Ignition
coil
control,
cyl
.
4
Ignition
coil
4
24
output
Ignition
coil
control,
cyl
.
6
Ignition
coil
6
25
output
Ignition
coil
control,
cyl
.
5
Ignition
coil
5
26
input
Power
supply
(terminal
30)
Battery
voltage(B+)
at
all
times
27
input
Main
relay
control
Main
relayactivation
(terminal
85)
28
ground
Ground
Ground
for
ECM
and
sensor
shielding
29
output
Idle
speed
control
valve
Pulsed
ground-open
signal
(seealsopin
2)
30
vacant
-
-
31
output
Fuel
injectorcontrol,
cyl
.
3
Injection
pulse
wicith
in
ms-cyl
.
3
32
output
Fuel
injectorcontrol,
cyl
.
2
Injection
pulse
wicith
in
ms-cyl
.
2
33
output
Fuel
injectorcontrol,
cyl
.
1
Injection
pulsewidth
in
ms-cyl
.
1
34
ground
Ground
Ground
for
remaining
output
stages
35
vacant
-
-
36
output
Evaporative
purge
valve
control
37
vacant
-
-
38
output
Oxygen
sensor
heater
relay
control
Oxygen
sensor
heater
relay
switchover
(terminal
85)
39
vacant
-
-
40
ground
Oxygen
sensor
Oxygen
sensor
signal
ground
41
input
Mass
air
flow
sensor
Mass
air
flow
voltage
signal
42
input
Vehicle
speed
Vehicle
speed
signal
from
instrument
cluster
43
input
Crankshaft
position/rpm
sensor
Voltage
pulse
(VAC)
between
pin16
and
43
44
ground
Ground
Ground
for
intake
air
temp
.
sensor,
engine
coolant
temp
.
sensor,
throttle
position
sensor
ECM
PIN
ASSIGNMENTS
Table
j
.
ECM
Pin
Assignment-Bosch
DME
M3
.3
.1
Page 180 of 759
130-
34
FUEL
INJECTION
Pin
i
Signal
1
Component/function
1
Signal
1
output
Oxygen
sensor
(monitoring
sensor)heater
Oxygen
sensor
heater
control
(switched
ground)
2
output
Idle
speed
control
valve
Pulsed
ground-close
signal
(see
also
pin
29)
3
output
Fuel
injector
control,
cyl
.
1
Pulsed
ground
(injection
pulsewidth
in
ms)
cyl
.
1
4
output
Fuel
injector
control,
cyl
.
4
Pulsed
ground
(injection
pulse
width
in
ms)
cyl
.
4
5
not
used
-
-
6
ground
Ground
Ground
for
fuel
injector
output
stage
7
not
used
-
8
1
output
1
Check
Engine
1
Instrument
cluster,
Check
Engine
lamp
9
not
used
-
-
10
input
Electronic
immobilizer
control
(EWS
II)
Electronic
immobilizer
control
(EWS
II)
module
11
output
Automatic
climate
control
Automatic
climate
control,
to
evaporator
controlier
12
not
used
-
-
13
not
used
-
-
14
not
used
-
-
15
not
used
-
-
16
input
Intake
air
temperature
Intake
air
temperature
Signal
17
input
Mass
air
flow
meter
Intake
air
signal
18
not
used
-
-
19
input
Oxygen
sensor
(monitoring
sensor)
Oxygen
sensor
control
20
output
Crankshaft/rpm
sensor
Crankshaft/rpm
sensor
control
21
input
Camshaft
position
sensor
Camshaft
position
signal
22
output
Ignition
coil
control,
cyl
.
3
Primary
signal,
ignitioncoil
3
23
output
Ignition
coil
control,
cyl
.
4
Primary
signal,
ignitioncoil
4
24
not
used
-
-
25
not
used
-
-
26
input
Power
supply
(terminal
30)
Battery
voltage
(B+)
at
al¡
times
27
input
Main
relay
control
Main
relay
activation
(terminal
85)
28
ground
Ground
Ground
for
ECM
and
sensor
shielding
29
output
Idle
speed
control
valve
Pulsed
ground-open
signal
(seealsopin
2)
30
output
Oxygen
sensor
(monitoring
sensor)
heater
Oxygen
sensor
heater
control
(switched
ground)
31
output
Fuel
injectorcontrol,
cyl
.
3
Pulsed
ground
(injection
pulsewidth
in
ms)
cyl
.
3
32
output
Fuel
injector
control,
cyl
.
2
Pulsed
ground
(injection
pulsewidth
in
ms)
cyl
.
2
33
I
not
used
40
input
Knock
sensor
#2
(cyl
.
3,4)
Knock
sensor
#2
signal
41
not
used
-
-
42
input
Vehicle
speed
Vehicle
speed
signal
from
instrument
cluster
43
not
used
-
-
44
output
Throttleposition
sensor
(TPS)
Throttleposition
reference
signal
ECM
PIN
ASSIGNMENTS
Table
k
.
ECM
Pin
Assignment-Bosch
DME
M5
.2
34
ground
Ground
Ground
for
ECM/
output
stages
35
not
used
-
-
36
input
A/C
compressor
relay
A/C
compressor
relay
control
37
not
used
-
-
38
not
used
-
-
39
not
used
-
-
Page 182 of 759
130-
3
6
FUEL
INJECTION
Pin
1
Signal
1
Componentffunction
1
Signal
1
output
Ignition
coil
control,
cyl
.
2
Primary
signal,
ignition
coil
2
2
output
Ignition
coil
control,
cyl
.
4
Primary
signal,
ignitioncoil
4
3
output
Ignition
coil
control,
cyl
.
6
Primary
signal,
ignition
coil
6
4
ground
Ground
Ground
5
output
Fuel
injectorcontrol,
cyl
.
2
Pulsed
ground
(injection
pulse
width
in
ms)
cyl
.
2
6
output
Fuel
injectorcontrol,
cyl
.
1
Pulsed
ground
(injection
pulse
width
in
ms)
cyl
.
1
7
output
Mass
air
flow
meter
Mass
air
meter
signal
8
input
Mass
air
flow
meter
Mass
air
meter
signal
9
output
Instrument
cluster
Fuel
consumption
signal
10
output
Engine
coolant
temperature
(ECT)
sensor
ECT
signal
11
output
Fueltankpressure
sensor
Fueltankpressure
sensor
control
12
input
Throttleposition
sensor
(TPS)
Throttleposition
signal
13
-
14
input
Intake
air
temperature
(IAT)
sensor
Intake
air
temperature
signal
15
Traction
control
AST
module
16
input
Automatic
climate
control
Automatic
climate
control
17
18
input
Electronic
immobilizer
control
(EWS
II)
Electronic
immobilizer
control
(EWS
II)
module
19
Automatic
climate
control
Automatic
climate
control
20
-
Instrument
cluster
Instrument
cluster
21
output
Camshaft
actuator
(VANOS
solenoid)
control
Camshaft
actuator
(VANOS
solenoid),
switched
ground
22
output
Fuel
injectorcontrol,
cyl
.
3
Pulsed
ground
(injection
pulse
width
in
ms)
cyl
.
3
23
Fuel
injectorcontrol,
cyl
.
6
Pulsed
ground
(injection
pulse
width
in
ms)
cyl
.
6
24
Fuel
injectorcontrol,
cyl
.
4
Pulsed
ground
(injection
pulse
width
in
ms)
cyl
.
4
25
output
Oxygen
sensor
heater
control
Oxygen
sensor
heater
ground
26
input
Power
supply
(terminal
30)
Battery
voltage(B+)
at
all
times
27
output
Idle
speed
control
valve
Pulsed
ground-open
signal
(see
also
pin
53)
28
ground
Ground
Ground
29
output
Ignition
coil
control,
cyl
.
1
Primary
signal,
ignition
coíl
1
30
output
Ignition
coil
control,
cyl
.
3
Primary
signal,
ignition
coil
3
31
output
Ignition
coil
control,
cyl
.
5
Primary
signal,
ignition
coil
5
32
ground
Ground
Ground
33
output
Fuel
injector
control,
cyl
.
5
Pulsedground
(injection
pulsewidth
in
ms)
cyl
.
5
34
ground
Ground
Ground
35
output
Secondary
air
injection
Secondary
air
injection
pump
relay
control
36
output
Engine
speed
output
Engine
speed
signal
37
-
38
ground
Knock
sensor
Shielding
for
knock
sensors
39
output
Intake
air
temperature
sensor
(IAT
Sensor)
Voltagesupply
to
IAT
sensor
and
ECT
sensorEngine
coolant
temperature
(ECT)
sensor
40
output
Crankshaft
position
sensor
(Hall
effect)
Crankshaft
position
sensor
control
41
ground
Camshaft
position
(CMP)
sensor
Shielding
for
CMP
sensor
42
output
Throttle
position
sensor
(TPS)
TPS
ground
43
input
Camshaft
position/rpm
sensor
Camshaft
position/rpm
sensor
control
44
output
Throttle
position
sensor
(TPS)
Voltagesupply
to
TPS
(5
VDC)
45
Traction
control
AST
module
46
-
Instrument
cluster
Instrument
cluster
ECM
PIN
ASSIGNMENTS
Table
I.
ECM
Pin
Assignment-Siemens
DME
MS
41
.1