Daewoo KORANDO Service Manual page 582

Test
Failure
Item
step
code
32,
Þ 8.0 · · · · · ECU:
- RPM signal
33,
output
- Voltage
Þ 9.0 · · · · · Oxygen
80,
sensor:
81,
- Signal
82,
83,
89,
Þ 10.0 · · · · · Oxygen
85,
sensor:
86,
- Heating
87,
function
operated
- Current
consumption
Þ 11.0 No.1
· · · · ·
72,
cylinder
73,
injector:
- Operating &
injection
time
Checking method
Engine:in cranking or
·
5 60
Engine:in cranking
·
or idle
5 60
(above 5V in idling)
Keep the engine run
·
above 2 minutes in
16 17
over 80° C of coolant
temperature.
·
9 11
Ignition:ON
·
5 9
When the coolant
·
temperature is
63 11
approx. 20° C:
- Engine:in cranking
When the coolant
·
temperature is
approx. 80° C:
- Engine:at idling
- Engine:at sharp
M162 ENGINE CONTROLS 1F1-13
Specified
Requirement
refer to figure
idle
6.0 - 7.0 V
There will be a
fluctuation in
the range of
- 0.2 -1.0V
Keep the engine run
above 2 minutes in
over 80° C of coolant
temperature.
0.2 - 2.0 A
2.7 - 5.0ms
speed
acceleration(full
throttle)
(refer to figure 3 and
4)
Possible cause
value
Cable
·
2 ECU
·
ECU
·
Cable
voltage ·
· Oxygen sensor
11 - 14 V · ECU
Cable
·
· Oxygen sensor
Cable
·
ECU
·
No.1 Injector
·
8.0 ms Coolant
·
temperature sensor
Oxygen sensor
·
· Intake air
temperature sensor
approx.
approx.
14ms