Daewoo Musso. Manual — part 143
M162 ENGINE CONTROLS 1F1-11
FUEL INJECTION SYSTEM TEST (MSE3.62)
Failure
code
Item
Þ
1.0
Checking method
·
Ignition:ON
Test
step
Requirement
Specified
value
Possible cause
10
12
11 -14V
·
·
·
·
·
ECU:power
supply
- terminal
30(TM.30)
Þ
2.2
·
·
·
·
·
Power
supply:
- terminal
87(TM.87)
·
Ignition:ON
·
Power supply cable
·
OVPR
08,
·
Þ
1.1
·
Þ
1.2
Þ
1.1
·
Ignition:ON
10
2
11 -14V
·
·
·
·
·
Ground
cable:
- Battery
ground
·
Ground cable
·
Ground condition
Diagnosis
socket
69
2
Diagnosis
socket
Þ
1.2
·
Ignition:ON
1
12
11 -14V
·
·
·
·
·
Power
supply:
- terminal
30(TM.30)
·
Power supply cable
Diagnosis
socket
Þ
2.0
·
Ignition:ON
5
11
11 -14V
·
·
·
·
·
ECU:power
supply
- terminal
87(TM.87)
08,
·
Þ
1.1
·
Þ
2.1
Þ
2.1
·
Ignition:ON
11 -14V
·
·
·
·
·
Ground
cable
- Electronic
ground
·
Ground cable
5
2
Diagnosis
socket
1
11
Diagnosis
socket
·
Ignition:OFF
11 -14V
< 1V
Þ
3.0
·
Engine:in Cranking
5
2
·
Cable
·
Ignition switch
11 -14
(during engine
cranking)
·
·
·
·
·
Start signal:
- terminal
50(TM.50)
1F1-12 M162 ENGINE CONTROLS
Failure
code
Item
09,
10,
11,
Checking method
Test
step
Requirement
Specified
value
Possible cause
Þ
4.0
·
·
·
·
·
HFM sensor
signal
105
81
·
Ignition:ON
0.9 - 1.1V
·
Þ
4.1 - 4.3
·
Cable
·
External air inflow
·
HFM sensor
·
Engine:in Idle
(Coolant temperature
: > 70
°
C )
: voltage value is
increased when
engine rpm is
increased
1.3 - 1.7V
Þ
4.1
105
4
·
Ignition:ON
·
HFM sensor
connector removed
4.7 - 5.2V
·
Cable
·
ECU coupling
·
·
·
·
·
HFM sensor:
- 5V power
supply
HFM
sensor
Þ
4.2
3
108
·
Ignition:ON
·
HFM sensor
connector removed
4.7 - 5.2V
·
Þ
4.3
·
Cable
·
·
·
·
·
HFM sensor:
- 5V power
supply
HFM
sensor
Þ
4.3
104
2
·
Ignition:ON
·
HFM sensor
connector removed
11 - 14V
·
Cable
·
OVPR
·
·
·
·
·
HFM sensor:
- 12V power
supply
HFM
sensor
03,
04,
05,
Þ
5.0
·
·
·
·
·
Intake air
temperature
sensor:
- Voltage
105
80
·
Ignition:ON
·
Þ
5.1
·
ECU
±
5%
Þ
5.1
·
Ignition:OFF
·
No.2 ECU coupling
removed
105
80
·
Cable
·
HFM sensor
·
·
·
·
·
Intake air
temperature
sensor:
- Resistance
°
C
10
20
30
40
50
60
±
5%
W
3600
2420
1662
1166
853
600
°
C
10
20
30
40
50
60
V
3.1
2.65
2.18
1.76
1.4
1.1
M162 ENGINE CONTROLS 1F1-13
Failure
code
Item
Checking method
Test
step
Requirement
Specified
value
Possible cause
Þ
6.1
·
Ignition:ON
0.1 - 0.3A
·
Cable
·
Fuel pump relay
·
ECU
·
·
·
·
·
Fuel pump
relay:
- Current
consumption
00,
01,
02,
06,
Þ
7.0
·
·
·
·
·
Coolant
temperature
sensor:
- Voltage
79
78
·
Ignition:ON
°
C
V
20
3.57
80
1.22
100
0.78
·
Þ
7.1
·
ECU
±
5%
Þ
6.0
·
Ignition:ON
(Fuel pump relay will
operate for 1 - 2
seconds when the
ignition switch is
turned to "ON" after
stopping 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)
5
33
Þ
7.1
·
Ignition:OFF
(Remove the No.2
coupling from ECU)
79
78
·
Þ
7.2
·
Cable
·
·
·
·
·
Coolant
temperature
sensor:
- Resistance
& cable
°
C
W
20 2500
80
322
100
185
±
5%
Þ
7.2
·
·
·
·
·
Coolant
temperature
sensor:
- Resistance
Coolant temperature
sensor:
1
4
·
Remove the
connector from
coolant temperature
sensor and measure
the resistance
between No.1 and
No.2 pin with
multimeter.
·
Þ
refer to
specified
resistance
value of 7.1
·
Coolant
temperature
sensor
34,
35,
1F1-14 M162 ENGINE CONTROLS
Failure
code
Item
Checking method
Test
step
Requirement
Specified
value
Possible cause
Þ
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,
5
60
Þ
8.0
·
Engine:in cranking or
idle
5
60
·
Cable
·
ECU
·
·
·
·
·
ECU:
- RPM signal
output
32,
33,
refer to figure
2
Þ
10.0
·
Keep the engine run
above 2 minutes in
over 80
°
C of coolant
temperature.
·
·
·
·
·
Oxygen
sensor:
- Heating
function
operated
Þ
11.0
·
·
·
·
·
No.1
cylinder
injector:
- Operating &
injection
time
·
When the coolant
temperature is
approx. 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
5
9
9
11
·
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(full
throttle)
(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,
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