Catalytic Converter -
Most vehicles requiring smog check in Vista CA and Oceanside are visually inspected for catalytic converters. There are a few year models where they did not come equipped.
In simple terms, the catalytic converter converts harmful emissions (HC, CO, & NOx) into less harmful by-products (CO2, N2, & H20).
#1 - Wrong part installation
#2 - Catalyst Monitor Not Ready (OBDII Check)
#3 - Catalytic converter removed
Still have questions? Call