Testing & Repair Procedure: Notes
WARNING: This page is about a different car, the 1996 Saab 9000. However, it is still accessible from the selected car via links, so may be relevant.
The following check list of procedures is suggested to be followed to ensure correct diagnosis and repair:
- Record Customer Complaint Ensure all customer complaints or observations are recorded. Test drive vehicle with customer when necessary for malfunction verification.
- Retrieve Diagnostic Trouble Codes (DTC) Connect appropriate scan tool. Retrieve DTCs. See RETRIEVING DIAGNOSTIC TROUBLE CODES (DTCs).
- Clear DTCs Clear DTCs. See CLEARING DTC.
- Visual Inspection Inspect all connectors of suspect circuit or component. Ensure all connections are clean and tight.
- Confirm Symptoms & DTCs Perform road test. Determine if original symptoms are still present. Retrieve DTCs.
- Diagnose & Repair DTCs Perform diagnosis and repair procedures as needed. See applicable SYSTEM CHECKS. If no codes are present, proceed to TESTS W/O CODES article for diagnosis by symptom (i.e., ROUGH IDLE, NO START, etc.).
- Confirmation Procedure After repairs have been completed, clear all DTCs. See CLEARING DTC. Perform road test. Confirm that no DTCs are present and all symptoms and/or complaints have been repaired.