View Full Version : Toyota engine code thing

03-28-2007, 01:37 PM
something i found might be useful to someone

Suffix Feature
B Twin SU-style side-draft carburetors

C California-spec emissions

D Twin Downdraft carburetors

E Electronic Fuel injection

F Economy narrow-angle DOHC

G Performance wide-angle DOHC

H High compression like 9.8:1 (example: 5E-FHE)
High pressure charged (example: 2L-THE)

I Single-point fuel injection

J Autochoke (Early models) or unknown pollution control

L Transverse

M Philippines' market (meaning unknown)

N CNG fuel

P LPG fuel

R Low Compression (For 87 and below octane fuel)

S Swirl intake (1980s)

SE Direct injection (1990s)

T Turbocharged

U With Catalytic converter Japan-spec emissions

V Common Rail Diesel Injection (D-4D)

X Atkinson cycle

Z Supercharged

For Example

* 4A-GE

4 - 4th Generation Engine In The A Engine Family
A - The Engine Family it is in
G - Wide-angle dual camshaft
E - Electronically Fuel Injected

* 22R-TEC

22 - 22nd Generation Engine In The R Engine Family
R - The engine family it is in
T - Turbocharged
E - Electronically Fuel Injected
C - California Emission Controlled

03-28-2007, 02:57 PM
Thats neat. They have something like that over on AllTrac.net

03-28-2007, 03:00 PM
i vote for a sticky on this one.

03-28-2007, 03:19 PM
Yes, definatly needs to be a sticky.

03-28-2007, 03:36 PM
just saw it and thought it might be useful to someone, but i thought it was neat i never knew what all the letters ment i knew some but yep.