Daewoo MUSSO Service Manual page 587

Failure
Test
Item
code
step
- Internal
resistance
(No.1
injector)
Þ 12.0 · · · · · No.2
74,
cylinder
75,
injector:
- Operating &
injection
time
- Internal
resistance
(No.2
injector)
Þ 13.0 No.3
· · · · ·
76,
cylinder
77,
injector:
- Operating &
injection
time
Checking method
Ignition:OFF(injector
·
temperature is 20° C)
63 11
When the coolant
·
temperature is
61 11
approx. 20° C:
- Engine:in cranking
When the coolant
·
temperature is
approx. 80° C:
- Engine:at idling
- Engine:at sharp
Ignition:OFF(injector
·
temperature is 20° C)
61 11
When the coolant
·
temperature is
66 11
approx. 20° C:
- Engine:in cranking
When the coolant
·
temperature is
approx. 80° C:
- Engine:at idling
- Engine:at sharp
M162 ENGINE CONTROLS 1F1-15
Specified
Requirement
14 - 17 W
2.7 - 5.0ms
speed
acceleration(full
throttle)
(refer to figure 3 and
4)
14 - 17 W
2.7 - 5.0ms
speed
acceleration(full
throttle)
(refer to figure 3 and
4)
Possible cause
value
· Cable
ECU
·
No.2 Injector
·
8.0 ms
Coolant
·
temperature
sensor
Oxygen sensor
·
· Intake air
approx.
temperature
sensor
approx.
14ms
· Cable
ECU
·
· No.3 Injector
Coolant
8.0 ms ·
temperature sensor
approx.
Oxygen sensor
·
Intake air
·
approx.
temperature sensor
14ms