sensor SSANGYONG MUSSO 2003 Owner's Guide

1F1-12 M162 ENGINE CONTROLS
Failurecode Item
09, 10,11,
Checking method
Te s t
stepRequirementSpecified value Possible cause
4.0 


HFM sensor
signal 105 81
 Ignition:ON 0.9 - 1.1V
4.1 - 4.3
 Cable
 External air inflow
 HFM sensor

Engine:in Idle
(Coolant temperature : > 70 °C )
: voltage value isincreased whenengine rpm isincreased 1.3 - 1.7V
4.1
105 4
 Ignition:ON
 HFM sensor
connector removed 4.7 - 5.2V

Cable
 ECU coupling



HFM sensor:
- 5V power supply HFM
sensor
4.2
3 108
 Ignition:ON
 HFM sensor
connector removed 4.7 - 5.2V

4.3
 Cable



HFM sensor:
- 5V power supply HFM
sensor
4.3
104 2
 Ignition:ON
 HFM sensor
connector removed 11 - 14V

Cable
 OVPR



HFM sensor:
- 12V power supply HFM
sensor
03, 04,05,
5.0 


Intake air
temperature sensor:- Voltage 105 80
Ignition:ON 
5.1
 ECU
± 5%
5.1 
Ignition:OFF
 No.2 ECU coupling
removed
105 80 
Cable
 HFM sensor



Intake air
temperature sensor:- Resistance° C
10 2030405060 ± 5%
3600242016621166 853600
°
C
102030405060 V
3.1
2.652.181.76 1.41.1

M162 ENGINE CONTROLS 1F1-13
Failurecode ItemChecking method
Te s t
stepRequirementSpecified value Possible cause
6.1 
Ignition:ON 0.1 - 0.3A
Cable
 Fuel pump relay
 ECU



Fuel pump
relay: - Current consumption
00, 01, 02, 06,
7.0 


Coolant
temperature sensor:- Voltage 79 78
Ignition:ON °CV
20 3.57
80 1.22
100 0.78 
7.1
 ECU
± 5%

6.0 
Ignition:ON
(Fuel pump relay will operate for 1 - 2seconds when theignition switch isturned to "ON" afterstopping the engine)
 Engine:cranking
33 11

Cable
 Fuel pump relay



Fuel pump
relay:- Operation
34, 11 - 14V
(approx.1- 2sec.)
11 - 14V
(Cranking or driving)
53 3
7.1 
Ignition:OFF
(Remove the No.2 coupling from ECU)
79 78 
7.2
 Cable



Coolant
temperature sensor:- Resistance & cable °
C
20 2500 80 322
100 185
± 5%
7.2 


Coolant
temperature sensor:- Resistance Coolant temperature
sensor:
14 Remove the
connector from coolant temperaturesensor and measurethe resistancebetween No.1 andNo.2 pin withmultimeter. 
refer to
specifiedresistancevalue of 7.1 
Coolant
temperaturesensor
34, 35,

1F1-14 M162 ENGINE CONTROLS
Failurecode ItemChecking method
Test
stepRequirementSpecified value Possible cause
9.0 
Keep the engine run
above 2 minutes in over 80 °C of coolant
temperature. 6.0 - 7.0 V
 ECU
 Cable
 Oxygen sensor



Oxygen
sensor:- Signal
80, 81,82,83,89, 56
0
8.0 
Engine:in cranking or
idle
56 0 
Cable
 ECU



ECU:
- RPM signal output32, 33, refer to figure
2
10.0 
Keep the engine run
above 2 minutes in over 80 °C of coolant
temperature.



Oxygen
sensor:- Heating functionoperated
11.0 


No.1 cylinderinjector:- Operating &
injectiontime 
When the coolant
temperature isapprox. 20 °C:
- Engine:in cranking 8.0 ms
Cable
 ECU
 No.1 Injector
 Coolant
temperature sensor
 Oxygen sensor
 Intake air
temperature sensor
- Voltage 
Engine:in cranking
or idle (above 5V in idling)
16 17
59
91 1

Ignition:ON 11 - 14 V

ECU
 Cable
 Oxygen sensor
- Current consumption 0.2 - 2.0 A
72, 73, 63 11
 When the coolant
temperature is approx. 80 °C:
- Engine:at idling speed
- Engine:at sharp acceleration(fullthrottle)
(refer to figure 3 and 4) approx.
2.7 - 5.0ms approx.14ms
There will be a
voltage
fluctuation in the range of - 0.2 -1.0V
85, 86,87,

M162 ENGINE CONTROLS 1F1-15
Failurecode ItemChecking method
Test stepRequirementSpecified
value Possible cause

Ignition:OFF(injector
temperature is 20 °C) 14 - 17

- Internal
resistance (No.1 injector) 63 11

12.0 


No.2 cylinderinjector:- Operating &
injectiontime 
When the coolant
temperature isapprox. 20 °C:
- Engine:in cranking 8.0 ms
Cable
 ECU
 No.2 Injector
 Coolant
temperaturesensor
 Oxygen sensor
 Intake airtemperaturesensor
74, 75,
61 11
 When the coolant
temperature is approx. 80 °C:
- Engine:at idling speed
- Engine:at sharp acceleration(fullthrottle)
(refer to figure 3 and 4) approx.
2.7 - 5.0ms approx.14ms
 Ignition:OFF(injector
temperature is 20 °C) 14 - 17

- Internal
resistance (No.2injector) 61 11

13.0 


No.3 cylinderinjector:- Operating &
injectiontime 
When the coolant
temperature isapprox. 20 °C:
- Engine:in cranking 8.0 ms
Cable
 ECU
 No.3 Injector
 Coolant
temperature sensor
 Oxygen sensor
 Intake airtemperature sensor
76, 77,
66 11
 When the coolant
temperature is approx. 80 °C:
- Engine:at idling speed
- Engine:at sharp acceleration(full throttle)
(refer to figure 3 and 4) approx.
2.7 - 5.0ms approx.14ms

1F1-16 M162 ENGINE CONTROLS
Failurecode ItemChecking method
Te s t
stepRequirementSpecified
value Possible cause

Ignition:OFF(injector
temperature is 20 °C) 14 - 17

- Internal
resistance (No.3injector) 66 11

14.0 


No.4
cylinder injector: - Operating & injectiontime 
When the coolant
temperature isapprox. 20 °C:
- Engine:in cranking 8.0 ms
Cable
 ECU
 No.4 Injector
 Coolant
temperature sensor
 Oxygen sensor
 Intake airtemperature sensor
78, 79,
62 11
 When the coolant
temperature is approx. 80 °C
- Engine:at idling speed
- Engine:at sharp acceleration(full throttle)
(refer to figure 3 and 4) approx.
2.7 - 5.0ms approx.14ms
 Ignition:OFF(injector
temperature is 20 °C) 14 - 17

- Internal
resistance (No.4 injector) 62 11
192, 193,
15.0 


No.5
cylinder injector:- Operating & injectiontime 
When the coolant
temperature isapprox. 20 °C:
- Engine:in cranking 8.0 ms

Cable
 ECU
 No.5 Injector
 Coolant
temperature sensor
 Oxygen sensor
 Intake airtemperature sensor
65 11

When the coolant
temperature is approx. 80 °C:
- Engine:at idling speed
- Engine:at sharp acceleration(fullthrottle)
(refer to figure 3 and 4) approx.
2.7 - 5.0ms approx.14ms

M162 ENGINE CONTROLS 1F1-17
Failurecode ItemChecking method
Test
stepRequirementSpecified value Possible cause

17.0 


Variable
intake air valve(resonanceflap switchvalve)- Operating 
Engine:in cranking/
below 3500rpm 
ECU
 Cable
 Variable intake air
valve< 1V
 Ignition:ON 0.4 - 0.6A
- Current
consumption
198, 199, 
Ignition:OFF(injector
temperature is 20 °C) 14 - 17

- Internal
resistance(No.5 injector) 65 11

16.0 


No.6 cylinderinjector:- Operating &
injectiontime 
When the coolant
temperature isapprox. 20 °C:
- Engine:in cranking 8.0 ms 
Cable
 ECU
 No.6 Injector
 Coolant
temperature sensor
 Oxygen sensor
 Intake air
temperature sensor
194, 195,
64 11
 When the coolant
temperature is approx. 80 °C:
- Engine:at idling speed
- Engine:at sharp acceleration(full throttle)
(refer to figure 3 and 4) approx.
2.7 - 5.0ms approx.14ms
 Ignition:OFF(injector
temperature is 20 °C) 14 - 17

- Internal
resistance (No.6 injector) 64 11
97 11
69 97

Engine:rpm > above
3500rpm 11 - 15V



Camshaft actuator:Currentconsumption
12 Camshaft actuator
1 - 1.5 A

ECU
 18.1
 19.0
18.0
226, 227, 
Engine : in idling- Coolant temperature
: above 70 °C
- Engine rpm : increase up to 2000rpm

1F1-22 M162 ENGINE CONTROLS
Failurecode ItemChecking method
Te s t
stepRequirementSpecified value Possible cause

6.1 


Crankshaft
position sensor:- Resistance 
Ignition:OFF
- Disconnect the coupling "NO.2"from ECU 
Cable
 Crankshaft position
sensor

6.0 
Engine:in cranking
99 100 Measure the
signal (refer to figure 6)



Crankshaft
positionsensor:- Signal
17, 18,20,67, 
6.1
 Increament failure in
driven plate
> 5 V -
99 100
99 100
1050 - 1400

7.0 
Engine:in cranking
104 106 
7.1
 Cable
 Camshaft position
sensor
Measure the
signal(refer to figure 7)



Camshaft
position sensor:- Signal
4.0 
Ignition:ON
69 72 11 -14 V



Ignition
coil(T1/2) - No.3,4 Cylinder65, 
Cable
 Ignition coil(T1/2)
 Fuse No.17
 Engine:in cranking > 10 V

Engine:in idling
- Voltage (alternating) 
Engine:in cranking
 Engine: in idling > 2.5 V -
19, 58,

5.0 
Ignition:ON
69 70 11 -14 V



Ignition
coil(T1/3) - No.1,6 Cylinder66, 
Cable
 Ignition coil(T1/3)
 Fuse No.17
 Engine:in cranking > 10 V
17, 18,20,67, Voltage value
is increased
when engine rpm is
increased

M162 ENGINE CONTROLS 1F1-23
Failurecode ItemChecking method
Te s t stepRequirementSpecified
value Possible cause
106 11 The value will
be changed in 1.2 - 1.7 V
- Voltage
(alternating)
0.9 - 1.6
71 11
71 72

Engine:in cranking
7.1 
Ignition:ON
- Remove the connector from the Camshaft positionsensor betweenNo.1 terminal andNo.3 terminal.
13
11 -14 V



Camshaft
positionsensor(E23 only)- Power supply
 Cable
 OVPR



Ignition
coil(T1/1) - primary coil voltage(No.2 and 5 cylinder) 
Engine:in cranking
(starter operating)- Measuring range: 400 V
- Time range: 100 %(using engine tester)
 Ignition:OFF 200 - 350 VCamshaft position
sensor
64, 8.0
8.1
8.1 


Connecting
resistance of ignition coilbetween T1/1 and T1/2 
Cable
 Ignition coil T1/1
 Ignition coil T1/2
72 11



Ignition
coil(T1/2) - primary coil voltage(No.3 and 4cylinder) 
Engine:in cranking
(starter operating)- Measuring range: 400 V
- Time range: 100 %(using engine tester) 200 - 350 V
65, 9.0
9.1
0.9 - 1.6
72 71
 Ignition:OFF 9.1 


Connecting
resistance of ignition coilbetween T1/2 and T1/1 
Cable
 Ignition coil T1/1
 Ignition coil T1/2
The
resistance of
ignition coil at 20°C is
approached 0.6
The
resistance of
ignition coil at 20°C is
approached 0.6

1F1-24 M162 ENGINE CONTROLS
Failurecode ItemChecking method
Test
stepRequirementSpecified
value Possible cause
8 - 20 KV



Ignition coil
(T1/1, T1/2, T1/3)
- Secondary ignition voltage
> 10 M
117 118
 Engine:in cranking - Select the ignition
coil in order of T1/1,T1/2
- Measuring range: 20KV
- Time range:100 %
 Ignition:OFF
- Disconnect the coupling "No.2" fromECU.
12.0 


Knock
sensor 1 - Resistance (cylinder No1, 2, 3) 
Connecting
condition
 Cable
 ECU

11.0
64,65,66, Engine tester

11.1
 Ignition plug
 ECU
 High tension cable
6 - 8.5 K



Ignition coil
(T1/1, T1/2, T1/3)
- Secondary coilresistance 
Remove the high
tension cable of T1/1, T1/2, T1/3.

11.1 Ignition coil
(T1/1, T1/2, T1/3) 
Ignition coil T1/1
 Ignition coil T1/2
 Ignition coil T1/3
TM.4a TM.4b
56,
11



Ignition
coil(T1/3) - primary coil voltage(No.1 and 6cylinder) 
Engine:in cranking
(starter operating)- Measuring range: 400 V
- Time range: 100 % 200 - 350 V
66, 10.0
10.1
0.9 - 1.6
70 72
 Ignition:OFF 10.1 


Connecting
resistance of ignition coilbetween T1/3 and T1/2 
Cable
 Ignition coil T1/3
 Ignition coil T1/2
> 10 M
114 115 Ignition:OFF
- Disconnect the coupling "No.2" from ECU. 13.0 


Knock
sensor 2 - Resistance (cylinder No.4, 5, 6) 
Connecting
condition
 Cable
 ECU
57,
The
resistance of
ignition coil at 20°C is
approached 0.6

M162 ENGINE CONTROLS 1F1-25
Reference Figures Figure 6. Crankshaft Position Sensor Signal
a Voltage
b Identifying the No.1 - 2 Missing TeethFigure 7. Camshaft Position Sensor Signal
Figure 8. Signal Function
1 Crank Angle
2 Cylinder
3 Crankshaft Position Sensor Signal
4 Camshaft Position Sensor Signal
5 RPM Signal