Sym GTS 250 Service Manual page 242

PIN 1 2 3
WIRE
R/Y - L/Y
COLOR
IGP CRK
PARTS
-P
PIN 19 20 21
WIRE
R P/W Y/G
COLOR
PARTS
BATT MIL
The wire color definition
R Y G
Red Yellow Green White Brown Black Pink Blue Grey Orange
Pin No. Parts
1 IGP
2 ------
3 CRK-P
4 ------
5 TH
6 PM
7 HEGO
8 LG
9 CRK-M
10 K-LINE
11 FLPR
12 SOL
13 VCC
14 ISC BP
15 ISC AP
16 INJ
17 HEGO HT
18 IG
19 BATT
20 TEST
21 MIL
22 TW
23 ------
4 5 6 7
- W/BR B/R L/O
TH PM HEGO LG CRK
22 23 24 25
R/GR - G/R G/BR -
TW SG TA
W BR B P
FUNCTION
Ignition Power
------
Crank Pulse Sensor
------
Throttle Position Sensor
Manifold Pressure Sensor
Hego Sensor
Logic Ground
Crank Pulse Sensor Ground
Diagnostic Tool
Fuel Pump Relay
SOLENOID OUTPUT
Sensor Power Output (+5V)
IDLE SPEED CONTROL B
IDLE SPEED CONTROL A
Fuel Injection
Hego Sensor Heater
Ignition Coil
BATTERY
TEST SW
Multi Indicator Lamp
WATER Temp. Sensor
------
8 9 10 11
G G/W W/G O/W O/L Y/B
K- FLPR
-M LINE
26 27 28 29
- - -
L GR O
27
12 13 14 15
G/B L/B
SOL VCC ISCBP ISCAP
30 31 32 33
- BR/B B/W -
ISCAN ISCBN
Detailed description
ECU power source
O Sensor
2
Battery Grounding
AISV
ECU supplies 5V power
(+ pole of ISC step motor reverse)
(+ pole of ISC step motor advance)
Fuel Injection signal
O Sensor heater
2
The positive pole of Battery
CHK lamp
Coolant temp. sensor
16 17 18
L/G R/O B/Y
INJ HEGO IG
HT
34 35 36
- G G
PG1 PG2