Grand Theft Auto: San Andreas PS2 Control

On Foot Controls

L1 Button - Center Camera/View Stats/Fire Weapon
L2 Button - Cycle/Weapon Left
R1 Button - Target
R2 Button - Cycle/Weapon Right

Left Analog Stick - Move Character
Right Analog Stick - Move Camera
L3 Button - Crouch
R3 Button - Look Behind

Triangle Button - Enter Vehicle/Activate Mini Game/Secondary Attack/Pick Up Object
Circle Button - Attack/Fire Weapon
X Button - Run (Hold)/Sprint (Tap)
Square Button - Jump/Climb/Block

D-pad UP - Gang Active Mode
D-pad RIGHT - Talk Positive Response
D-pad DOWN - Gang Passive Mode
D-pad LEFT - Talk Negative Response

Select Button - Switch Camera Mode
Start Button - Pause Menu

In Vehicle Controls

L1 Button - Car Weapon/Activate Nitro (Modded Vehicle)
L2 Button - Look Left
R1 Button - Hand Brake
R2 Button - Look Right
L2 Button R2 Button - Look Behind

Left Analog Stick - Car Steering/Camera
Right Analog Stick - Manual Camera/Change Cinematic Camera/Turret Control
L3 Button - Hover
R3 Button - Trigger Sub-Mission

Triangle Button - Exit Vehicle
Circle Button - Car Weapon/Activate Nitro (Modded Vehicle)
X Button - Accelerate
Square Button - Brake/Reverse

D-pad UP - Cycle Radio Stations
D-pad RIGHT - Trip Skip (When Prompted)
D-pad DOWN - Cycle Radio Stations

Select Button - Switch Camera Mode
Start Button - Pause Menu