Chery Tiggo 2009 Service Manual page 710

8.
CHECK ECM ELECTRICAL CONNECTOR
• Inspect the ECM electrical connector pins for proper fit or any chafed, pierced, pinched, or partially broken
wires.
• With the X-431 scan tool, read ECM DTC.
Is the check result normal and DTC U0001 not present?
Yes >>
The system is now operating properly.
Reassemble the vehicle and road test to verify the customers complaint is repaired.
No >>
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).
The problem caused by ECM internal error.
426
03–
DIAGNOSIS & TESTING
Chery Automobile Co., Ltd.