SsangYong Musso. Manual - part 339

M161 ENGINE CONTROLS  1F2-35

Location

Engine ECU is located at the inside of cowl side trim in right
bottom of instrument panel of passenger side.

Removal & Installation Procedure

1. Turn the ignition switch to "OFF" position.

2. Disconnect the battery negative cable

3. Remove the cowl side trim form passenger side.

4. Unscrew four securing nuts for ECU from mounting bracket.

Installation Notice

5. Pulling out the ECU from bracket.

6. Disconnect the vehicle side coupling(B).

7. Installation should follow the removal procedure in the

reverse order.

Tightening  Torque

9 - 11 Nm

1F2-36  M161 ENGINE CONTROLS

Pin No.

Abbreviation

Description

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

-

TM.50

-

-

GND

-

LSH2

-

LSH1

TM.31

TM.87

TM.30

WFS I/O

WFS O

-

GND

LS1

-

GND

LS2

-

Starter motor TM.50

-

-

Electronic ground

-

Lambda probe 2 heating

-

Lambda probe 1 heating

Power ground TM.31

V-BATTERY TM.87

V-BATTERY TM.30

Immobilizer crypto read

Immobilizer crypto write

-

Lambda probe 1 ground

Lambda probe 1 signal

-

Lambda probe 2 ground

Lambda probe 2 signal

ECU Pin Numbers and Descriptions

Vehecle Connector

M161 ENGINE CONTROLS  1F2-37

Pin No.

Abbreviation

Description

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

BRS

-

-

-

-

-

KLIKU

-

-

-

GND

SP1+5V

KP

TEV

ML

-

CAN L

CAN H

-

-

-

-

KPI

KLIMA

ETS

-

SP1S

SP2S

BLS

GND

SP2+2.5V

S+B

WA

S-B

KSK

-

AUS

DIAG

V-SIG

TN-SIG

Brake switch

-

-

-

-

-

Air conditioning clutch relay

-

-

-

Pedal potentiometer 1 ground

Pedal potentiometer 1 supply

Fuel pump relay

Tank purge valve

Engine fan(High)

-

CAN-Low

CAN-High

-

-

-

-

-

Air conditioning

Electronic traction signal

-

Pedal potentiometer 1 signal

Pedal potentiometer 2 signal

Brake light switch

Pedal potentiometer 2 ground

Pedal potentiometer 2 supply

Cruise accelerate/Set

Cruise resume

Cruise decelerate/Set

Cruise safety contact switch

-

Cruise off switch

Diagnostics(K-Line)

Vehicle speed signal

Engine speed signal

1F2-38  M161 ENGINE CONTROLS

Engine Connector

Pin No.

Abbreviation

Description

61

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

-

-

EV1

EV4

EV2

EV3

M+

M-

TM.31

-

ZSB23

ZSA14

NWS

EGR

-

SLP

-

MT

GND

LT

-

-

Injector-cylinder 1

Injector-cylinder 2

Injector-cylinder 3

Injector-cylinder 4

E-GAS motor plus

E-GAS motor minus

Power ground TM.31

-

Ignition coil cylinder 2+3

Ignition coil cylinder 1+4

Camshaft control

EGR (Exhaust Gas Recirculation)

-

Second air pump relay

-

Engine coolant temperature

Intake air temperature ground

Intake air temperature