Vespa GTV 250 i.e.
13. At the end of every check performed with the diagnostic tester, remember to protect the system
connector with its cap. Failure to observe this precaution may damage the MIU control unit.
14. Before reconnecting the quick couplers of the power supply system, check that the terminals are
perfectly clean.
Terminals setup
1
2
3
4
5
+ battery under permanent power supply
6
7
8
9
Engine temperature sensor
10
11
12
13
14
15
16
Diagnostics socket output
17
18
19
20
21
TERMINAL LAYOUT
Specification
Injection telltale light
-
--
- Lambda probe
+ Battery
Immobilizer antenna
Electric fan relay
---
+ Lambda probe
engine stop switch
Engine speed sensor (+)
Fuel injector
Engine speed sensor (-)
Immobilizer LED
Cavalletto laterale
----
Injection load relay
Lambda probe heater
Injection
Desc./Quantity
-
--
---
----
INJEC - 159