How to Perform Trouble Diagnoses for Quick and Accurate Repair (Cont'd) — WORK FLOW
EF & EC-35flowchartTROUBLE DIAGNOSES
How to Perform Trouble Diagnoses for Quick and Accurate Repair (Cont'd)
WORK FLOW
1
CHECK IN
SERVICE MANUAL REFERENCE ITEMS & PAGES
2
STEP 1 — LISTEN TO CUSTOMER COMPLAINTS
DIAGNOSTIC WORKSHEET EF & EC-36
3
STEP 2 — PERFORM SELF-DIAGNOSIS
Self-diagnosis EF & EC-64
Can be performed
return to step 5
Can not be performed
4
CHECK MAIN POWER SUPPLY AND GROUND CIRCUIT
Diagnostic Procedure EF & EC-80
5
MALFUNCTION CODE CAN BE FOUND
Yes
return to step 7
No
6
STEP 3 — DUPLICATION OF OPERATING CONDITIONS THAT LEAD TO MALFUNCTION
INTERMITTENT PROBLEM SIMULATION EF & EC-37
7
STEP 4 — ELIMINATING GOOD PARTS/SYSTEMS
Diagnostic Table EF & EC-38
8
STEP 5 — INSPECTION ON THE BASE OF EACH COMPONENT
Diagnostic Procedure EF & EC-78
9
STEP 6 — REPAIR/REPLACE
10
STEP 7 — FINAL CHECK
N.G.
return to step 7
O.K.
CHECK OUT
See also
EF & EC-37TROUBLE DIAGNOSES — How to Perform Trouble Diagnoses for Quick and Accurate Repair (Cont'd) — INTERMITTENT PROBLEM SIMULATIONEF & EC-38TROUBLE DIAGNOSES — Diagnostic TableEF & EC-64Trouble Diagnoses — Self-diagnosis DescriptionEF & EC-78Trouble Diagnoses — Diagnostic ProcedureEF & EC-80Diagnostic Procedure 1 — POWER SOURCE & GROUND CIRCUIT FOR E.C.U. (Not self-diagnostic item)