14—001 Vehicle identification
 
 

 
 
California vehicles are identified with three, and Federal version vehicles with two emission control labels.
om617 - 0329-1.jpg
 
 

 
 
Emission control identification label on radiator cross member (1)
This label contains the engine identification data as well as the most important engine adjustment data.
 
 

 
 
om617 - 0329-2.jpg
 
 

 
 
The key for engine identification data is an 8-digit code number for model year 1980 and a 10-digit code number for model year 1981.
 
 

 
 
14.8-001/1
USA F 3
 
 

 
         

 

                     
 

 
 
Example model year 1980:
 
 

 
 
Engine Family 80.22.45.30
 
 

 
 
80
22
30
 
 

 
 
Model year
 
 

 
 
National code number
 
 

 
 
20  = Federal and California
21   = Federal
22   = California
 
 

 
 
Combustion system
 
 

 
 
1   = carburetor
2   = injection engine, gasoline
Number of cylinders -----------
3  = diesel
4  = diesel, turbo
 
 

 
 
Piston displacement -(here approx. 3000 cc)
 
 

 
 
Example model year 1981:
 
 

 
 
Engine Family B MB 3.0 D 9 J B 3
 
 

 
 
B
MB
3.0
D
6
J
B
5
 
 

 
 
Model year------------------
A = 1980, B = 1981 etc.
 
 

 
 
Manufacturer's code Mercedes-Benz
 
 

 
 
Piston displacement---------------------
approx. 3000 cc
Vehicles class ----------------------------
D = passenger car with diesel engine
 
 

 
 
Type of fuel feed------------------
6 = mechanical injection
9 = injection with turbocharger
 
 

 
 
Type of catalyst J = no catalyst
 
 

 
 
For free use of manufacturer
 
 

 
 
Check number
 
 

 
 
14.8-001/2 USA F3
 
 

 
                     

 

         
 

 
 
Basic color/lettering
 
 

 
 
         
 
Model year
Federal version
California version
 
 
1980
black/white
yellow/black
 
 
19811)
black/white
 
         
 
 

 
 
M For model year 1981 there is only one version for Federal and California.
 
 

 
 
Identification label on door pillar of driver's door (2)
This label shows whether the vehicle is equipped with or without catalysts.
Vehicles with diesel engines are not provided with a catalyst (NON CATALYST).
om617 - 0331-1.jpg
 
 
Identification label (3, California only)
This label shows a diagram of the vacuum line routing in the engine compartment for all emission-related components.
 
 

 
 
om617 - 0331-2.jpg
 
 

 
 
14.8-001/3
USA F 3