47 48 46 50 93 63 49 schema's/Elek...E. H. Van der Werff 18-01-2001 Mercedes 350/450 SL/SLC 1973...
19
N9Y N9Y N9Y N9Y N9Y N9Y N9Y N9Y 1 2 3 4 5 6 7 8 1 4 15 16 7 49 47 46 48 50 63 Ignition starter switch Starter 16 Intrument cluster 11 Ignition coil Transistorized ignition switching unit Pre-resistor 0.4 Ω Pre-resistor 0.6 Ω Spark plugs Distributor Ignition and distribiutor E. H. Van der Werff 18-01-2001 Mercedes 350/450 SL/SLC 1973 models M116/M117 Impuls trigger sensor 93 To service connector 95 (1) To service connector 95 (3) 15 4 1
Transcript of 47 48 46 50 93 63 49 schema's/Elek...E. H. Van der Werff 18-01-2001 Mercedes 350/450 SL/SLC 1973...
N9Y
N9Y
N9Y
N9Y
N9Y
N9Y
N9Y
N9Y
1
2
3
4
5
6
7
8
1
415
16
7
49
47
46
48
50
63
Ignition starter switch
Starter 16
Intrument cluster 11
Ignition coil
Transistorized ignition switching unit
Pre-resistor 0.4 Ω
Pre-resistor 0.6 Ω
Spark plugs
Distributor
Ignition and distribiutor
E. H. Van der Werff 18-01-2001
Mercedes 350/450 SL/SLC
1973 models M116/M117
Impuls trigger sensor93
To service connector 95 (1)
To service connector 95 (3)
15
41
Electronic ignitionBox underneathFront fender left
black black
Red/black
Brown
Green/yellow
Green/black
Black/orange
Black/red
Red/purple
Green
+-
towards dashbord
Lines and connectios / ignition
E. H. Van der Werff 18-01-2001
Mercedes 350/450 SL/SLC
1973 models M116/M117
15
16
63 61 Pre-resistor 0.4 Ω
59 Pre-resistor 0.6 Ω
60Ignition coil
7
0,68 ohm 1 W
1N3340B
0,1 / 250
B-200024
Gre/ye
br
black
Black/red
starter
Lines and connectios / ignition (2)
E. H. Van der Werff 18-01-2001
Mercedes 350/450 SL/SLC
1973 models M116/M117
Wire: 40 wdg 0,8 mmCore: 5 mm, 30 mm
16
7
15
Pre-resistor 0.6 Ω59
alternator / regulator
E. H. Van der Werff 18-01-2001
Mercedes 350/450 SL/SLC
1973 models M116/M117
+ -
V
W
U
G
B+ DF D+/61
Alternator
68D+ D-DF
69regulator
Fuse 9 from 13Fuse 2 & 30 from 13
From pre-resistor 59
-
+
M
Starter
70Battery
72
16 30 50
Fuse 2 & 30 from 13
From pre-resistor 59
From B+ Alternator 68
To main relay, electronic injection 30 32To main relay, fuel pump 87 33
Starter / battery
E. H. Van der Werff 18-01-2001
Mercedes 350/450 SL/SLC
1973 models M116/M117
Electronic controles
E. H. Van der Werff 18-01-2001
Mercedes 350/450 SL/SLC
1973 models M116/M117
(Copy from ‘The Fuel Injection Book for Automotives’ International Book Company Limited, Section Mercedes-Benz 280 SE. 3.5. & 300 SEL. 3.5.
Scheme ECU
E. H. Van der Werff 18-01-2001
Mercedes 350/450 SL/SLC
1973 models M116/M117
Electronic controles
E. H. Van der Werff 18-01-2001
Mercedes 350/450 SL/SLC
1973 models M116/M117
Electronic controles
E. H. Van der Werff 18-01-2001
Mercedes 350/450 SL/SLC
1973 models M116/M117
Serive plug connections
E. H. Van der Werff 18-01-2001
Mercedes 350/450 SL/SLC
1973 models M116/M117
1234567
TDC transmitter92
Impuls trigger sensor
93
First spark plug
N9Y
From distributorTo connetor at distibutor To resistor 48
5
6
8
7
1
2
3
4
Electronic injection system
E. H. Van der Werff 18-01-2001
Mercedes 350 / 450 SL/SLC
1973 models M116/M117
Pressure sensor
15
14
Temperature sensor coolant
Temperature sensor air
6
18
Release contacts
Starter valve
19
Thermo-time switch
20
6Temperature sensor air
6
7
14
Temperature sensor coolant
Temperature sensors
E. H. Van der Werff 18-01-2001
Mercedes 350 / 450 SL/SLC
1973 models M116/M117
6
7
14
Temperature sensor coolant Temperature sensor air
6
Air temperature sensor Resistance
0
100
200
300
400
500
50 68 86 104Te m p e r a t u r e F
Engine temperature sensor
1000
2000
3000
4000
5000
50 68 86 104Te m p e r a t u r e ( F)
Relay for starter valve
Thermo-time switch
Start valve / thermo time switch
E. H. Van der Werff 18-01-2001
Mercedes 350 / 450 SL/SLC
1973 models M116/M117
t
Starter valve
Throttle valve switch
E. H. Van der Werff 18-01-2001
Mercedes 350 / 450 SL/SLC
1973 models M116/M117
Throtle valve switch
14
Older models do not have full throttle enrichtment contact
Electronic injection system
E. H. Van der Werff 18-01-2001
Mercedes 350 / 450 SL/SLC
1973 models M116/M117
Pressure sensor
15
15
7
10
8
7
108
15
Intake
Pressure sensor
E. H. Van der Werff 18-01-2001
Mercedes 350 / 450 SL/SLC
1973 models M116/M117
15
7
10
8
0,75 gr/sw 15
0,75 gr/gn 7
0,75 gr/rt 10
0,75 gr/bl 8
7
8
9
10
11
12
13
14
15
LPG
E. H. Van der Werff 18-01-2001
Mercedes 350 / 450 SL/SLC
1973 models M116/M117
V V
From batery +12V
Fuse 7.5 A
LPG Benzine
To distributer
Ignition coil
Fuel in
Fuel outTo carburator / injection
To air input
Cooling water in
Cooling water out
Relais to disconect injectionvalves
Onderdruk leidingen
E. H. Van der Werff 18-01-2001
Mercedes 350 / 450 SL/SLC
1973 models M116/M117
Clock sitcuit
E. H. Van der Werff 01-01-2003
Mercedes 350 / 450 SL/SLC
1973 models M116/M117
M
47µF/16V47µF/16V
820Ω1/8W
10MΩ 1/8W
3932,160kHz
+
5411
1
2
3
4
5
160pF
680Ω 1/8W
10pF
