Geely EC718 2009 Workshop Manual page 124

2-42 Control System JL4G18-D
Symptoms
Surge
Fault Definition: When the
throttle position is stable the
engine power changes. It feels
as if the vehicle speed will rise
and fall when there is no
accelerator pedal position
change.
Power Shortage, Accelerate
Pedal Stagnant or Soft to Press
Fault Definition: The engine
power output is lower than
expected. When half-pressing
the accelerator pedal, the
vehicles accelerates a little or
does not accelerate at all.
EC718/EC718RV EC715/EC715RV 10/2009
Suspected Fault Items
1. ECM Power Supply Circuit
2. Air-conditioner Compressor
3. Heated Oxygen Sensor Abnormal
4. Poor Fuel Quality, Fuel Contamination
5. Fuel Pressure Abnormal
6. Injector Working Abnormal
7. The Air-Fuel Mixture Too Rich
8. The Air-Fuel Mixture Too Lean
9. Spark Plug: Thermal Value Incorrect,
Damp, Crack, Gap Incorrect, Excessive
Erosion, Excessive Carbon Residue,
Contaminated by Fuel
10. Spark Plug Wire Damage
11. Ignition Coil Damage
12. Intelligent Variable Valve Timing
System
13. Vacuum Hose Cracking or Kink,
Connection Unreliable
1. ECM Power Supply Circuit
2. Air Cleaner Filter Blocked
3. Poor Fuel Quality, Fuel Contamination
4. Fuel Pressure Abnormal
5. Injector Working Abnormal
6. The Air-Fuel Mixture Too Rich
7. The Air-Fuel Mixture Too Lean
8. Knock Sensor (KS) System Ignition
Delay Too Great
9. Spark Plug: Thermal Value Incorrect,
Damp, Crack, Gap Incorrect, Excessive
Erosion, Excessive Carbon Residue,
Contaminated by Fuel
10. Spark Plug Wire Damage
11. Ignition Coil Damage
Relevant Sections
This section2.2.7.37 DTC P0560 P0562
"Air-Conditioning System" in
Information and Procedures.
This section2.2.7.37 DTC P0560 P0562
"Fuel System" in the2.3.7 Diagnostic Information and
Procedures.
This section2.2.7.21 DTC P0130 P0131 P0132 P0133
P0134 P2195 P2196.
This section2.2.7.21 DTC P0130 P0131 P0132 P0133
P0134 P2195 P2196.
"Ignition System" in the2.10.7 Diagnostic Information
and Procedures.
"Engine Mechanical System" in
Information and Procedures.
This section2.2.7.37 DTC P0560 P0562
---
"Fuel System" in the2.3.7 Diagnostic Information and
Procedures.
This section2.2.7.21 DTC P0130 P0131 P0132 P0133
P0134 P2195 P2196.
"Ignition System" in the2.10.7 Diagnostic Information
and Procedures.
"Ignition System" in the2.10.7 Diagnostic Information
and Procedures.
Engine
P0563.
the8.2.7 Diagnostic
P0563.
the2.3.7 Diagnostic
P0563.