Geely EC718, EC718RV, EC715, EC715RV. Manual part — 219
Geely EC718, EC718RV, EC715, EC715RV. Manual part - 219
No
Step 4
Repair fuel pump relay.
(a)
.
(b)
Replace the pump relay.
(c)
Repair pump relay circuit. Repair circuit faults.
Start the engine, fault solved?
Yes
System normal.
No
Step 5
Check the fuel pump circuit.
1
2
3
4
Fuel Pump Harness Connector SO29
FE02-5119b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect fuel pump harness connector SO29.
(c)
Connect scan tool.
(d)
Turn the ignition switch to "ON" position.
(e)
Choose scan tool "Function Test" then "fuel pump relay" to
drive the fuel pump relay.
(f)
Use a test lamp to connect SO29 terminals No. 3 and 4.
Is test lamp lit properly?
Yes
No
Step 6
Repair fuel pump circuit.
1
2
3
4
Fuel Pump Harness Connector SO29
FE02-5120b
(a)
Turn the ignition switch to "ON" position.
(b)
Check fuel pump working circuit, repair the pump SO29
terminals No.3 and fuel pump relay terminal No.5 open circuit
fault.
Start the engine, fault solved?
Yes
System normal.
No
Step 7
Check fuel pressure.
(a)
Turn the ignition switch to "OFF" position.
(b)
Install fuel pressure gage, connect scan tool.
Engine
Control System JL4G15-D
2-791
(c)
Turn the ignition switch to "ON" position.
(d)
Connect scan tool, select the "Function Test" then "fuel pump
relay" to drive the fuel pump relay.
Standard fuel pressure: 400 kPa
Is fuel pressure normal?
Yes
No
Step 8
Replace the fuel pump.
(a)
Turn off the ignition switch and remove the ignition key.
(b)
Replace the fuel pump. Refer to
Start the engine, fault solved?
Yes
System normal
No
Step 9
Inspect (repair) fuel injectors.
(a)
Inspect (repair) fuel injectors. Refer to the DTC
code
necessary, replace the faulty fuel injectors.
Start the engine, fault solved?
Yes
System normal.
No
Step 10
Check ignition coils.
(a)
Turn the ignition switch to "OFF" position.
(b)
Remove cylinder No.1 ignition wire, connected the spark plug
wire to the ignition wire, so that spark plug connects to a
reliable ground.
(c)
Remove fuel pump fuse.
(d)
Start the engine.
Is spark plug ignition normal?
Yes
No
Step 11
Replace the ignition coil.
(a)
Turn off the ignition switch and remove the ignition key.
(b)
Replace the ignition coil. Refer to
Start the engine, fault solved?
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Control System JL4G15-D
Engine
Yes
System normal.
No
Step 12
Check crankshaft position sensor and circuit.
(a)
Check crankshaft position sensor. Refer to
.
(b)
Measure crankshaft position sensor resistance with a
multimeter.
Standard Resistance: 504-616 Ω
(c)
Inspect sensor circuit, repair the faulty part. If necessary,
replace the crankshaft position sensor. Refer to
Crankshaft Position Sensor Replacement
Start the engine, fault solved?
Yes
System normal.
No
Step 13
Test cylinder pressure.
(a)
Test cylinder compression pressure. Refer to the "Engine
Mechanical System" in the.
Standard Cylinder Pressure: 800 kPa
is cylinders compression pressure the specified value?
Yes
No
Step 14
Inspect Timing Chain positioning.
(a)
Turn off the ignition switch and remove the ignition key.
(b)
Inspect Timing Chain positioning. Refer to "Engine
Mechanical System" in the
Is the chain positioned properly?
Yes
No
Step 15
Install timing chain.
(a)
Turn off the ignition switch and remove the ignition key.
(b)
Install timing chain. Refer to "Engine Mechanical System" in
the
.
Start the engine, fault solved?
Yes
System normal.
Engine
Control System JL4G15-D
2-793
No
Step 16
Check engine mechanical parts.
(a)
Remove the engine.
(b)
Check engine mechanical parts. If necessary, repair the
damaged engine parts.
(c)
identify the engine damaged parts repair has been
completed.
Next
Step 17
Diagnostic completed.
2.12.7.59 Electronic Throttle Body (ETC) Adaptive Learn Program
Note
After the throttle body for cleaning and serving, carry out ETC self-adaptive learn. Otherwise there will be idle instable,
jitter and so on.
Step 1
Use scan tool "Action Test" function, clear the TPS learn value.
Next
Step 2
Turn the ignition switch to "ON" position, after 3 s to "OFF" position.
Next
Step 3
In 1s turn the ignition switch to "ON" position, after 3 s to "OFF" position.
Next
Step 4
Repeat the above steps 5 times.
Next
Step 5
Initialization completed.
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Control System JL4G15-D
Engine
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