TROUBLE DIAGNOSIS — INTRODUCTION; Worksheet Sample
EF & EC-7050spec tableWorksheet is a multi-section blank form with checkboxes; rendered as a table with field/subfield/options columns. Engine-speed and vehicle-speed scales are kept inline in the options cell.
Introduction (Cont'd)
CG10, CGA3
Worksheet Sample
Diagnostic Worksheet Sample
Customer name MR/MS
Sub-field
Entry / CheckboxesModel & Year | VIN
Engine #
Sub-field
Entry / CheckboxesTrans. | Mileage
Incident date
Sub-field
Entry / CheckboxesManuf. Date | In Service Date
Fuel
Sub-field
Entry / Checkboxes[ ] Vehicle ran out of fuel causing misfire
Symptoms
Sub-fieldStartability
Entry / Checkboxes[ ] Impossible to start [ ] No combustion [ ] Partial combustion [ ] Partial combustion affected by throttle position [ ] Partial combustion NOT affected by throttle position [ ] Possible but hard to start [ ] Others [ ]
Symptoms
Sub-fieldIdling
Entry / Checkboxes[ ] No fast idle [ ] Unstable [ ] High idle [ ] Low idle [ ] Others [ ]
Symptoms
Sub-fieldDriveability
Entry / Checkboxes[ ] Stumble [ ] Surge [ ] Knock [ ] Lack of power [ ] Intake backfire [ ] Exhaust backfire [ ] Others [ ]
Symptoms
Sub-fieldEngine stall
Entry / Checkboxes[ ] At the time of start [ ] While idling [ ] While accelerating [ ] While decelerating [ ] Just after stopping [ ] While loading
Incident occurence
Sub-field
Entry / Checkboxes[ ] Just after delivery [ ] Recently [ ] In the morning [ ] At night [ ] In the daytime
Frequency
Sub-field
Entry / Checkboxes[ ] All the time [ ] Under certain conditions [ ] Sometimes
Weather conditions
Sub-field
Entry / Checkboxes[ ] No affected
Weather conditions
Sub-fieldWeather
Entry / Checkboxes[ ] Fine [ ] Raining [ ] Snowing [ ] Others [ ]
Weather conditions
Sub-fieldTemperature
Entry / Checkboxes[ ] Hot [ ] Warm [ ] Cool [ ] Cold [ ] Humid °F
Engine conditions
Sub-field
Entry / Checkboxes[ ] Cold [ ] During warm-up [ ] After warm-up
Engine speed: 0 — 2,000 — 4,000 — 6,000 — 8,000 rpm
Road conditions
Sub-field
Entry / Checkboxes[ ] In town [ ] In suburbs [ ] Highway [ ] Off road (up/down)
Driving conditions
Sub-field
Entry / Checkboxes[ ] Not affected [ ] At starting [ ] While idling [ ] At racing [ ] While accelerating [ ] While cruising [ ] While decelerating [ ] While turning (RH/LH)
Vehicle speed: 0 — 20 — 40 — 60 — 80 — 100 — 120 Km/h
Malfunction indicator lamp
Sub-field
Entry / Checkboxes[ ] Turned on [ ] Not turned on