Diagnosis help:
1
、
Confirm engine no any failure record.
2
、
Confirm reported failure exist.
3
、
Already do the check following above steps, and no abnormal situation.
3
、
Replacing ECU, do the test.
If the failure code can be cleared, the failure part is in the ECU, if it can not be cleared, replace it with the
original ECU, repeat this procedure, and test again.
4
、
4
、
Don’t ignore the influence of car maintenance , cylinder pressure, air cleaner and so on to the system
during the checking process.
Engine not running or running slow when starting.
General failure position:
1
、
Battery cell;
2
、
Start electric machine;
3
、
Switch of wiring harness or ignition;
4
、
Machine part of engine.
General diagnosis process:
1
．
When starting, the engine can run but not work.
General failure parts:
1
、
No oil in the oil tank;
2
、
Fuel pump
；
3
、
Revolution speed transducer
；
4
、
Ignition loop;
5
、
Machine part of engine.
No. Operation
Step
Test
Result
Follow-up step
Yes Next
step
1
Using multimeter check the voltage between the two pillars of
battery cell, whether get 8-12V when the engine start.
No
Replace battery cell
Yes Next
step
2
Keeping the ignition switch in the start position, check if the
voltage of anode in the pillar is more than 8v with multimeter.
No
Repair or replace wire
harness
Yes
Repair or replace start
electric machine
3
Dismantle starting engine, check the staring engine working
condition.the focus is on breaking or blocking due to bad
lubrication.
No Next
step
Yes Proper
lubrication
4
if the failure only occurred in winter, then check whether the
engine machine resistance is caused by the improper use of
engine lubrication and the gear box oil.
no Next
step
Yes
Test and repair the inner
resistance of engine
5
Check whether the unwoking and the slow running of engine
machine is caused by the great inner engine resistance.
no
Repeat above steps
Содержание C Series
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