Baureihe
2 625 01
2 625 02
2 625 02 i
Service Manual
SOLO
KLEINMOTOREN
GMBH
edition 4 dated 26.02.2018
Seite 10
4.6 Engine Control Unit (ECU)
The following wire diagram shows the connection between the ECU and the various
components of the engine. The functions of the ECU where described in chapter 1.
The wire diagram of the redundancy system is shown below.
4.6.1 Wire diagram ECU 2625 02 i
15
●
CANH CANL
31
Throttle valve transducer
●
●
─
▼
▼
25
7
Computer interface
4
2
3
2
2
3
5
●
●
●
7 kOhm
●
●
●
IV2
IV1
0 1/8 Watt
26 Txd
35
17
20
2
8 Rxd
1
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
19
20
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
37
38
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
55
Shielded
21
3
41
42
10
36
37
4
4
52
53
54
55
+
-
+
-
─
─
IC
IC
Relay
●
●
1
2
─
─
Ignition switch
18
Ind. Sensor
∩
─
T-Air
T-Water
─ ●
4
●
4
●
●
─
31
31 15
HV
15
HV
30
15
31
30
31
Ground
Ground
+
+
+
─
+
─
15 = Switched positive
Fuel pump
Battery
30 = Continous positive
31 = Ground
─
─
4 = High voltage ignition wire
31
31
Plug connection ECU
1
Ground throttle valve transducer
41
Ignition coil 1 (Alternator side)
20
5 Volts throttle valve transducer
42
Ignition coil 2 (Drive side)
2
Signal throttle valve transducer
10
Relay fuel pump
7
CAN L
(CAN bus)
25
CAN H
(CAN bus)
53
RPM transducer (Induktive)
54
Ground RPM transducer
8
Computer interface Rxd
26
Computer interface Txd
36
Ground
54
Ground
17
Injection valve 1 (Alternator side)
35
Injection valve 2 (Drive side)
37
Switched positive
55
Switched positive
21
Temperature transducer air
3
Temperature transducer coolant
18
Continous positive (optional)
Ansicht von vorn
Front view
1
2
3
1
o
o
o
3
bisheriger Stecker
2
3
4
existing connector
Connection of the throttle position sensor according to TM 4600-8
