11. EFI SYSTEM OF SQR 472ENGINE
11-77
3.11. Accelerate the speed to go up not to go or stop
General fault location:
1. The fuel moisture content;
2. The intake pressure sensor and solar term door position sensor;
3. The spark plug;
4. Solar term door body and idle bypass airway;
5. The inlet;
6. Idle speed regulator;
7. The fuel injector;
8. The ignition timing;
9. The exhaust pipe.
The general procedure of diagnosis:
Serial
number
Operation steps
Test
results
Next step
Yes
Maintenance of air intake system
1
Check the air filter is clogged
No Next
step
Yes Next
step
2
Connect the fuel pressure gauge
(access point for the fuel
distribution pipe assembly inlet pipe
end), start the engine, check the fuel
pressure in the idling condition is
about 390kPa
No
Maintenance of oil supply system
Yes Next
step
3
Check the cylinder spark plug,
observe its model and gap meets the
specifications
No
Adjust or replace
Yes
Cleaning of parts
4
Remove the idle adjuster, check the
solar term door body, idle speed
regulator and idling bypass airway
carbon deposition.
No Next
step
Yes Next
step
5
Check the intake pressure sensor,
solar term door position sensor and
think you are normal.
No
Repair or replace the sensor line
Yes
Failure to replace
6
Remove the injector, injector with
special cleaning analyzer check
whether the injector is there is a leak
or blockage
No Next
step
Yes
Failure to replace
7
Check the fuel situation, in order to
observe the phenomena of four
since just after refueling cause
No Next
step
Yes Next
step
8
Check the ignition sequence engine
and ignition timing meets the
specifications
No
Maintenance of the ignition timing
Yes Next
step
9
Check whether the smooth air
exhaust pipe
No
Repair or replace the exhaust pipe
Yes Diagnostic
aid
10
Check the X1_1# X1_2# pin on the
iron is normal
No
Maintenance of the corresponding line
11
Summary of Contents for 1100 GKE OutLaw
Page 1: ...Service Manual 1100GKE 4 4...
Page 62: ...4 COOLING SYSTEM 4 6 Cooling System Chart...
Page 158: ...10 CVT TRANSMISSION SYSTEM 10 7 5 Appearance installation dimension map Fan shaped array 10...
Page 165: ...11 EFI SYSTEM OF SQR 472ENGINE 11 3 3 The ECU control principle diagram...
Page 166: ...11 EFI SYSTEM OF SQR 472ENGINE 11 4 4 The ECU function module layout...
Page 260: ......
