SsangYong Musso. Manual — part 317

1F1-26 M162 ENGINE CONTROLS

IDLING CONTROL AND ELECTRONIC PEDAL SYSTEM TEST

⇒

2.1

•

Ignition:ON

50

51

2.25 - 2.75 V

•••••

Pedal valve

sensor:

- Power

supply

(potentiometer 2)

•

Cable

•

ECU

Failure

code

Item

⇒

1.0

Checking method

•

Ignition:ON

•

Position of

accelerator pedal:

- Closed throttle

position

- Full throttle with kick

down

Test

step

Requirement

Specified

value

Possible cause

31

47

0.3 - 0.7 V

•••••

Pedal valve

sensor:

- Signal

(potentiometer 1)

160,

161,

164,

167,

4.3 - 4.8 V

•

⇒

1.1

•

Cable

•

Pedal valve sensor

⇒

1.1

•

Ignition:ON

31

32

4.75 - 5.25 V

•••••

Pedal valve

sensor:

- Power

supply

(potentiometer 1)

•

Cable

•

ECU

⇒

2.0

•

Ignition:ON

•

Position of

accelerator pedal:

- Closed throttle

position

- Full throttle with kick

down

50

48

0.1 - 0.4 V

•••••

Pedal valve

sensor:

- Signal

(potentiometer 2)

162,

163,

164,

167,

2.1 - 2.5 V

•

⇒

2.1

•

Cable

•

Pedal valve sensor

⇒

3.0

•

Engine:in idling

84

87

0.3 - 0.9 V

•••••

Throttle

valve

actuator:

- Signal

Throttle valve

potentiometer 1

104,

105,

108,

109,

116,

119,

185,

4.0 - 4.6 V

•

⇒

3.1

•

Cable

•

E-GAS actuator

•

Position of

accelerator pedal:

- Closed throttle

position

- Full throttle with kick

down

M162 ENGINE CONTROLS 1F1-27

Failure

code

Item

Checking method

Test

step

Requirement

Specified

value

Possible cause

⇒

3.1

•

Ignition:ON

84

112

4.75 - 5.25 V

•••••

Throttle

valve

actuator:

- Power

supply(5V)

•

Cable

•

ECU

⇒

4.0

•

Ignition:ON

68

67

0.8 - 2.3 V

The value will

be changed in

1.0 - 2.5V.

•••••

Throttle

valve

actuator:

- Signal

Throttle valve

actuator

motor voltage

supply

104,

105,

108,

109,

116,

119,

185,

•

ECU

•

Cable

•

E-GAS actuator

•

Engine:in idling

- Coolant

temperature:

>70

°

C

84

85

4.0 - 4.6 V

Throttle valve

potentiometer 2

0.3 - 0.9 V

•

Position of

accelerator pedal:

- Closed throttle

position

- Full throttle with

kick down

Throttle valve

potentiometer

1+2

•

Ignition:OFF

< 10

Ω

Throttle valve

actuator

motor

resistance

68

67

1F1-28 M162 ENGINE CONTROLS

AIR CONDITIONER CONTROL SYSTEM TEST

⇒

2.0

•

Engine:In idling

•

Air conditioner

switch : ON/OFF

Air conditioner

switch : OFF

Air conditioner

switch : ON

Coolant temperature:

above 105

°

C

10

35

11 - 14 V

11 - 14 V

< 1 V

•••••

Condenser

fan(HI)

control:

•

Condenser fan

relay

•

Fan motor

•

ECU

Failure

code

Item

⇒

1.0

Checking method

•

Engine:In idling

•

Air conditioner

switch : ON/OFF

Air conditioner

switch : OFF

Air conditioner

switch : ON

Test

step

Requirement

Specified

value

Possible cause

10

44

< 1 V

•••••

Air

conditioner

signal:

- Input signal

(input signal

from thermo

amplifier)

44,

45,

11 - 14 V

•

⇒

5.1

•

Cable

•

Thermo amp

•

Auto amp

•

Dual pressure

switch

•

Air conditioner

control panel

⇒

1.1

•

Engine:In idling

•

Air conditioner

switch : ON/OFF

Air conditioner

switch : OFF

Air conditioner

switch:ON

10

27

< 1 V

•••••

Air

conditioner

compressor:

- Output

signal

11 - 14 V

•

Thermo amp

•

Auto amp

•

Dual pressure

switch

•

Air conditioner

control panel

•

ECU

M162 ENGINE CONTROLS 1F1-29

FUEL PRESSURE AND INTERNAL LEAKAGE TEST

01 Pressure Tester
02 Pressure Hose
03 Measuring Beaker

Preparation

Connection of the Equipment

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

2. Remove the air cleaner cross pipe.

3. Remove the cap on fuel pressure test plug and connect the

pressure hose and pressure tester.

4. Prepare the beaker for measuring the amount of fuel.

Tools Required

103 589 00 21 00 Pressure Tester

119 589 04 63 00 Pressure Hose