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Geely Emgrand X7. Manual part - 655
11.16.7 Diagnostic information and steps (without CAN) 11.16.7.1 Diagnosis descriptions Refer to 11.16.2 Description and Operation, get familiar with the system functions and operation 11.16.7.2 Visual inspection Inspect the after-sales optional device which may affect the normal operation of data – Inspect components easy to access system to identify whether there is a significant damage – If the data communication system has a fault, inspect whether all data communication system 11.16.7.3 Fault symptom table
Symptoms Probability and Cause Measures The diagnostic unit is – Diagnostic unit – Wire harness and connector – Fuse – Replace diagnostic apparatus – Repair circuit. – Replace fuse The diagnostic unit is unable – Diagnostic unit – Wire harness and connector – Replace diagnostic apparatus – Repair circuit. The diagnostic unit is unable – Wire harness and connector – Engine anti-theft system – ECM – Repair circuit. – Replace engine anti-theft – Replace ECM The diagnostic unit is unable – Wire harness and connector – ABS hydraulic electric – Repair circuit. – Replace ABS hydraulic electronic control unit The diagnostic unit is unable – Wire harness and connector – SRS airbag control – Repair circuit. – Replace SRS (Supplementary Restraint The diagnostic unit is unable – Wire harness and connector – BCM – Repair circuit. – Replace BCM The diagnostic unit is unable – Wire harness and connector – Engine anti-theft system – Repair circuit. – Replace engine anti-theft 2619 |