Geely EC718 2009 Workshop Manual page 235

Engine
3. Schematic:
Crankshaft Position Sensor
Camshaft Position Sensor
4. Diagnostic Steps:
Note
Before carrying out this diagnosis step, observe the data list on scan tool and analyze the accuracy of the data, as
these will help with quick diagnosis.
Initial Inspection
Step 1
Yes
Read the engine data (engine speed) on the scan tool.
Step 2
Throttle Body Position Sensor
(a)
(b)
(c)
(a)
(b)
(c)
(d)
(e)
Control System JL4G18-D
Oxygen Sensor
Check the sensor wiring harness connector EN26 whether
there is loose or poor connection and so on.
Check whether the sensor is installed correctly.
Check whether the sensor gap is normal.
Fault location. Go to step 10
No
Connect scan tool to datalink connector.
Turn the ignition switch to "ON" position.
Select "Engine"/"Reading Data"/"Engine Speed."
Start the engine.
With the engine running, read the engine data on the scan
tool.
EC718/EC718RV EC715/EC715RV 10/2009
2-153
Engine
Control
Module
FE02-5078b