Body Type or the number of doors:

2 = 2-door sedan, 3 = 3-door Combi Coupe (CK),
4 = 4-door Sedan (SN), 5 = 5-door Combi Coupe
6 = 4-door Sedan, Extended Length (CD), 7 = 2-door Convertible (CV)

4 = 4-speed manual, 5 = 5-speed manual
6 = 3-speed Automatic, 8 = 4-speed Automatic

Engine type:

B = Fuel Injection, B234 (2.3 liter 16v)
D = Fuel Injection, B202 (16-v)
E = Fuel Injection, B212 (2.1 liter 16v)
J = Fuel Injection, B201 (8-v)
L = Turbo, B202 & intercooler (16-valve)
M = Turbo, B234
N = Turbo, B204 & intercooler (2.0l 16v with balance shafts)
S = Turbo, B201 (8-valve)
S = Turbo, B202 Low-pressure turbo (16-valve)
V = 2.5 liter V-6

The 9th digit is a check digit, which will be 0-9 or X.
No meaning, other than to make sure it is a valid VIN

Model year:

G = 1986, H = 1987, J = 1988, K = 1989,
L = 1990, M = 1991, N = 1992, P = 1993,
R = 1994, S = 1995, T = 1996

1 = Line A, 2 = Line B, 3 = Sweden, 5 = Sweden
6 = Finland, 7 = Finland, 8 = Finland (9000), 9 = Line C