Fails Emissions Test

Check:

1. Fuel Supply
a. Fuel Injector (16)
b. Pressure Regulator
2. Idle Control System
a. Hoses and Connections
3. Emission Control System
a. Positive Crankcase Ventilation (PCV) System
b. Catalytic Converter
4. Oxygen Sensor (1)
5. Manifold Absolute Pressure (MAP) Sensor (3)(5)
6. PGM-FI Control (ECU) Unit (BU)

NOTE: All items should be checked in the order in which they appear. A (number) after the component indicates the fault code associated with that system. If BU appears on with PGM-FI unit, it indicates the vehicle is running in back-up mode.