Ecm(Engine Control Module); Ecm Harness Connector; Ecm Terminal Function - Hyundai Seasall S250S Workshop Manual

Fuel System

ECM(ENGINE CONTROL MODULE)

1. ECM Harness connector

CONNECTOR(CSD-A)

2. ECM Terminal Function

Pin Description
1 Injector (Cylinder #2) [Low]control output
2 Injector (Cylinder #4) [Low] control output
3 Injector (Cylinder #6) [Low] control output
Fuel Pressure Regulator Valve control
4
output
Rail Pressure Regulator Valve control
5
output
Intake Air Temperature Sensor (IATS) #2
7
signal input
Fuel Temperature Sensor (FTS) signal
10
input
16 Injector (Cylinder #2) [High] control output
17 Injector (Cylinder #4) [High] control output
18 Injector (Cylinder #6) [High] control output
Electric VGT Control Actuator control
20
output
21 Sensor ground
Engine Coolant Temperature
22
Sensor(ECTS) signal input
23 Sensor ground
26 Sensor power (+5V)
27 Sensor power (+5V)
Camshaft Position Sensor(CMPS) signal
28
input
29 Sensor ground
105
CONNECTOR(CSD-K)
Connector [CSD-A]
Condition Type
Engine run DC
PWM
Engine run
(120~200Hz)
PWM
Engine run
(1kHz)
Idle Analog
IG ON Analog
Engine run DC
PWM
IG ON
(250Hz)
Always DC
Idle Analog
Always DC
IG ON DC
IG ON DC
Engine Run Pulse
Always DC
Diesel Control System
Level
0.5 ~ 4.5V
0.5 ~ 4.5V
Engine running duty: 20~80
0 ~ 0.5V
0.5 ~ 4.5V
0 ~ 0.5V
4.9 ~ 5.1V
4.9 ~ 5.1V
High : 4.8 ~5.2V
Low : Max 1.0V
0 ~ 0.5V