Diagnostic Procedure 2 — Hunting (Cont'd)
EF & EC-430flowchartDiagnostic Procedure 2 — Hunting (Cont'd)
1
A
2
CHECK FOR INTAKE AIR LEAK. When pinching blow-by hose (lowering the blow-by air supply), does the engine speed rise?
No
INSPECTION END
Yes
Discover air leak location and repair.