Fails Emission Test

SYMPTOM
Fails Emission Test

Check:
1. PGM-CARB Control Unit (BU)
2. Manifold Absolute Pressure Sensor (MAP) (3) or (5)
3. Oxygen Sensor (1)
4. Carburetor
5. Air Intake
6. Electronic Air Control Valve (EACV)
7. Other Emission Controls