Operation CHARM: Car repair manuals for everyone.

Flow of Diagnosis

Flow Of Diagnosis:





FLOW OF DIAGNOSIS

Driveability Worksheet (Part 1 Of 2):




Driveability Worksheet (Part 2 Of 2):





DRIVEABILITY WORKSHEET

Repair History (Part 1 Of 2):




Repair History (Part 2 Of 2):





VEHICLE REPAIR HISTORY


1. Get accurate description of complaint. Road test vehicle to verify. Perform underhood inspection.
VISUALLY CHECK:
- Vacuum hoses for splits, kinks, and proper routing.
- Ignition wiring for cracking, hardness, and proper connections at both the distributor and spark plugs.
- All wiring for proper connections, pinches and cuts.
- Wiring harness for proper routing.
- Check for missing components.
2. Check TSB'S for manual updates, testing procedures, warranty and recall information.
3. Follow the chart from top to bottom. If no faults are found, proceed to COMPUTERIZED ENGINE CONTROLS.