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 ...
Valve oil seal
VALVE OIL SEAL : Removal and Installation
REMOVAL
Remove camshafts.
Remove valve lifters.
Rotate crankshaft, and set piston with valve oil seal to be removed to
TDC. This will prevent the valve
from dropping into cylinder.
CAUTION:
When rotating crankshaft, be careful to avoid ...
Positive crankcase ventilation
Inspection
1.CHECK PCV VALVE
With engine running at idle, remove PCV valve from rocker cover. A
properly working valve makes a hissing noise as air passes through
it. A strong vacuum should be felt immediately when a finger is
placed over valve inlet.
Is the inspection result normal?
YES &g ...