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Monday, April 5, 2021

SEMA Garage Emissions Lab : California EO or Emissions testing

 SEMA Garage Emissions Lab

SEMA  Garage has their own in house emissions testing lab.  This video shows some of their capability. Although their lab is certified to do California testing, they are not a Direct Import vehicle certified lab. 

What is a used direct import vehicle?

A - 44200. Used direct import vehicle

For purposes of this chapter, used direct import vehicle means any 1975 or later model-year direct import vehicle not required to be certified as a new direct import vehicle pursuant to this part.

For purposes of this section, the age of a motor vehicle shall be determined by the following, in descending order of preference: (a) From the first calendar day of the model year as indicated in the vehicle identification number.

(b) From the last calendar day of the month the vehicle was delivered by the manufacturer as shown on the foreign title document.

(c) From January 1 of the same calendar year as the model year shown on the foreign title document.

(d) From the last calendar day of the month the foreign title document was issued.

Added Stats 1985 ch 1138 § 2. Amended Stats 1986 ch 248 § 154; Stats 1989 ch 859 § 6


However there are some things that are the same as what we have to do, to bring a car into California compliance. 

Everything that comes out of the tailpipe is analyzed


This is called a trace. The green cross is the speed that you need to maintain the car. The gear is called out. 


Car is being driven on the dyno, driver is following the trace. The test engineer is monitoring the vehicles emissions and test progress


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