Here's what the VIN will tell you. Examples are from the 2000 model year.
Digit 1: Country of Manufacture
J = Japan; 1, 4, 5 = USA; 2 = Canada
Digit 2: Manufacturer
T = Toyota, N = NUMMI (joint venture between Toyota and GM)
Digit 3: Vehicle Type
D, X, 1, 2 = Passenger; A, B = Truck
Digit 4: Body Type / Drive Type
Trucks, Std Wheelbase (Tundra?): J = Std Cab 2WD, K = Std Cab 4WD, R = Ext Cab 2WD, B = Ext Cab 4WD
Trucks, Short Wheelbase (Tacoma): N = Std Cab 1/2 Ton 2WD, P = Std Cab 1/2 Ton 4WD
Trucks, Long Wheelbase (Tacoma): S, V = Ext Cab 1/2 Ton 2WD; W = Ext Cab 1/2 Ton 4WD
Digit 5: Engine Family
L = 2RZ-FE (4 Cyl), M = 3RZ-FE (4 Cyl), N = 5VZ-FE (V6)
Digit 6: Engine Series
0 = 100 or 200; 1 = 10 or 110, 2 = 20 or 120, etc.
Digit 7: For Trucks, it's trim level (for Cars, it's SRS classification)
On Tacomas in 2000, all are "2" except for the Limited edition, which is "4".
Digit 8: Model
N = Tacoma
Digit 9: Check Digit (computed from other digits)
Digit 10: Model Year
X = 1999, Y = 2000, 1 = 2001, 2 = 2002, etc.
Digit 11: Plant Code
0-9 = Toyota Japan, C = Canada, S = Indiana (US), U = Kentucky (US), Z = Fremont CA (US)
Digit 12-17: Serial Number
Digit 1: Country of Manufacture
J = Japan; 1, 4, 5 = USA; 2 = Canada
Digit 2: Manufacturer
T = Toyota, N = NUMMI (joint venture between Toyota and GM)
Digit 3: Vehicle Type
D, X, 1, 2 = Passenger; A, B = Truck
Digit 4: Body Type / Drive Type
Trucks, Std Wheelbase (Tundra?): J = Std Cab 2WD, K = Std Cab 4WD, R = Ext Cab 2WD, B = Ext Cab 4WD
Trucks, Short Wheelbase (Tacoma): N = Std Cab 1/2 Ton 2WD, P = Std Cab 1/2 Ton 4WD
Trucks, Long Wheelbase (Tacoma): S, V = Ext Cab 1/2 Ton 2WD; W = Ext Cab 1/2 Ton 4WD
Digit 5: Engine Family
L = 2RZ-FE (4 Cyl), M = 3RZ-FE (4 Cyl), N = 5VZ-FE (V6)
Digit 6: Engine Series
0 = 100 or 200; 1 = 10 or 110, 2 = 20 or 120, etc.
Digit 7: For Trucks, it's trim level (for Cars, it's SRS classification)
On Tacomas in 2000, all are "2" except for the Limited edition, which is "4".
Digit 8: Model
N = Tacoma
Digit 9: Check Digit (computed from other digits)
Digit 10: Model Year
X = 1999, Y = 2000, 1 = 2001, 2 = 2002, etc.
Digit 11: Plant Code
0-9 = Toyota Japan, C = Canada, S = Indiana (US), U = Kentucky (US), Z = Fremont CA (US)
Digit 12-17: Serial Number