Check Intake Air Leak; Check The Electric Throttle Control Actuator - Chery Tiggo 2009 Service Manual

Diagnostic Procedure
1.

CHECK INTAKE AIR LEAK

• Start engine and let it idle.
• Listen for an intake air leak after the mass air flow sensor.
Is the check result normal?
Yes >>
Go to the next step.
No >>
Discover air leak location and repair.
2.

CHECK THE ELECTRIC THROTTLE CONTROL ACTUATOR

• Check the electronic throttle open degree.
• Check the electronic throttle clearance.
Is the check result normal?
Yes >>
Go to the next step.
No >>
Clean or replace as necessary.
3.
CHECK DTC
• With the X-431 scan tool, read ECM DTCs.
• Refer to DTC Confirmation Procedure .
Is DTC P0506 still present?
Yes >>
Replace the ECM.
NOTE : The Immobilizer control module must be matched to the new ECM (See ECM Removal & Instal-
lation in Section 03 Electronic Engine Controls).
No >>
The system is now operating properly.
Reassemble the vehicle and road test to verify the customers complaint is repaired.
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DIAGNOSIS & TESTING
Chery Automobile Co., Ltd.