Work Flow

DETAILED FLOW
1. REVIEW CUSTOMER COMPLAINT
Review customer complaint. Try to obtain detailed information about the conditions when the symptom occurs.
>> GO TO 2
2. VERIFY THE SYMPTOM
Verify the symptom by performing an operational check. Refer to WW"System Description".
>> GO TO 3
3.PERFORM TROUBLE DIAGNOSIS BY SYMPTOM
Diagnose the vehicle by performing the appropriate trouble diagnosis. Refer to WW "Symptom Table".
>> GO TO 4
4. REPAIR OR REPLACE MALFUNCTIONING PARTS
Repair or replace the specific parts.
>> GO TO 5
5. FINAL CHECK
Perform a final inspection of the system.
Is the inspection result normal?
YES >> Inspection End.
NO >> GO TO 2.
DTC/CIRCUIT DIAGNOSIS

Description Diagnosis Procedure 1. CHECK FUSES Check that the following fuses are not blown. Is the f ...
Before starting the engine
Make sure the area around the vehicle is
clear.
Check fluid levels such as engine oil, coolant,
brake and clutch fluid (if so equipped),
and windshield-washer fluid as frequently as
possible, or at least whenever you refuel.
Check that all windows and lights are clean.
Visually insp ...
Fuel filler cap warning system
FUEL FILLER CAP WARNING SYSTEM : System Diagram
FUEL FILLER CAP WARNING SYSTEM : System Description
INPUT/OUTPUT SIGNAL CHART
Input
Unit/Sensor
Input signal to ECM
ECM function
EVAP control system pressure sensor
Pressure in purge line
Fuel filler cap warning cont ...