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Home >> Nissan-Datsun >> 1991 >> D21 Hardbody 2WD V6-2960cc 3.0L SOHC MFI (VG30E) >> Repair and Diagnosis >> Powertrain Management >> Fuel Delivery and Air Induction >> Testing and Inspection >> Flow of Diagnosis

Flow of Diagnosis

FLOW OF DIAGNOSIS

Flow Of Diagnosis:






DRIVEABILITY WORKSHEETS

Driveability Worksheet (Part 1 Of 2):




Driveability Worksheet (Part 2 Of 2):






1. Complete driveability worksheets.
2. Verify customer complaint.
Road test vehicle to verify.
3. Check TSB'S for manual updates, testing procedures, warranty and recall information.
4. 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.
5. Follow the chart from top to bottom. If no faults are found, proceed to Computers and Control Systems.