Lista på vad dom olika bokstäverna och siffrorna betyder:
- De första numeriska tecknet anger motorblockets generation
- Nästa (en eller två tecken) anger motorfamiljen
- Suffixet (åtskilda med ett bindestreck) anger motorns funktioner
A: Valvematic variable lift intake head
B: Twin SU-style side-draft carburetors
After year 2000 indicates E85 Ethanol fuel.[citation needed]
C: Carburated / California Emissions Controlled
D: Twin Downdraft carburetors
E: Electronic Fuel injection
F: Economy narrow-angle valve DOHC
G: Performance wide-angle valve DOHC
H: High compression
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: D-4 Gasoline Direct Injection (1990s)
T: Turbocharged
U: With Catalytic converter Japan-spec emissions
V: Common Rail Diesel Injection (D-4D)
X: Atkinson cycle (typically also indicates a Hybrid engine, as Toyota only uses the Atkinson cycle with hybrids)
Z: Supercharged
Toyotas motorkodsystem
Moderator: Styrelsen