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How to Perform Trouble Diagnoses for Quick WORK FLOW CHECK IN F Reference item LISTEN TO CUSTOMER COMPLAINT AND CON- F Operational Check (Refer to HA-30.) Symp- INVESTIGATE ITEMS YOU SHOULD CARRY F Symptom Chart CHECK FOR ANY SERVICE BULLETINS. PERFORM SELF-DIAGNOSIS. F Self-diagnosis E Cannot be I Each component I Circuit Diagram E Can be CHECK MAIN POWER H F Main Power Supply and Ground Circuit MALFUNCTION CODE CAN BE FOUND. No Yes ELIMINATING H F Preliminary Check ELIMINATE GOOD PART(S)/HARNESS(ES)/ F A/C Harness Layout Malfunctioning Malfunctioning INSPECT EACH F Each component inspection REPAIR. H REPAIR/ NG FINAL CHECK OK CHECK OUT GI MA EM LC EC FE AT PD FA RA BR ST RS BT EL IDX TROUBLE DIAGNOSES H H H H H H H H H H H H H HA-29 |