[Pablo Borsellino]

Here, without any timers

At the top of the Script:

pawn Code:

new WaitTimeForCMD[MAX_PLAYERS];

OnPlayerCommandText:

pawn Code:

if(!strcmp("/vr", cmdtext, true))
{
    if(IsPlayerInAnyVehicle(playerid))
    {
        if((GetTickCount()-WaitTimeForCMD[playerid])>120000)return SendClientMessage(playerid,RED,"ERROR: Wait 2Minutes to use this CMD again!");
        new VehicleID;
        VehicleID = GetPlayerVehicleID(playerid);
        RepairVehicle(VehicleID);
        WaitTimeForCMD[playerid]=GetTickCount();
        return SendClientMessage(playerid,YELLOW," Sucessfully Fixed The Vehicle ");
    }
    else return SendClientMessage(playerid,RED,"ERROR: You are not in a Vehicle!");
}