Engine Cranks Normal But Will Not Start
The following conditions apply to this symptom:
• The engine cranks at normal speed.
• The engine will not start.
• The battery is fully charged.
1.
PRELIMINARY CHECKS
CAUTION:
Extended cranking because of a No Start condition can load the exhaust system with raw fuel,
damaging the catalytic converter after the engine starts.
• Carry out the following preliminary checks:
− Fuel quality
− Electrical connections
− Intake air tube integrity
− Fuses and relays
Is the check result normal?
Yes
>> Go to the next step.
No
>>
Repair as necessary.
Verify the symptom no longer exists.
2.
CHECK DTC
• Turn the ignition switch on.
• With the X-431 scan tool, select view DTC.
Are there any DTCs present?
Yes
>> Check for cause (See Diagnostic Trouble Code (DTC) Index).
No
>> Go to the next step.
3.
TRY TO START THE ENGINE WITH THE THROTTLE CLOSED
• Attempt to start the engine.
Does the engine start now with the throttle closed?
Yes
>> Verify the symptom no longer exists.
No
>> Go to the next step.
4.
CHECK EXHAUST SYSTEM
• Inspect the vehicles exhaust system for restriction.
Is there a restriction in the exhaust system?
Yes
>> Repair as necessary.
No
>> Go to the next step.
ELECTRONIC ENGINE CONTROLS - ENGINE SYMPTOM DIAGNOSIS
03–180
Chery Automobile Co., Ltd.
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