FixVault
Home
›
Hyundai
›
1989
›
Excel GL, 4D Hatchback, Automatic
›
Repair and Diagnosis
›
Engine Performance
›
System
›
System/Component Tests
›
Emission Systems & Sub-Systems (CARBURETED)
›
Air Injection
›
Notes
Air Injection: Notes
CAUTION:
If secondary air control valve is damaged, exhaust gases may blow back through supply hose.