[xganyx]

Try this man

pawn Code:

#include <a_samp>

#define SECOND changeme

new RepairVehiclesAllowed[MAX_PLAYERS];

forward AllowedRepairSystem(playerid);

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
    if(newkeys == KEY_ANALOG_UP)
    {
        if(!IsPlayerInAnyVehicle(playerid)) return SendClientMessage(playerid,-1,"[ Server ] Man!! You have to got a vehicle to use this");
        if(RepairVehiclesAllowed[playerid] != 0) return SendClientMessage(playerid,-1,"[ Server ] Wait a minute until the repair system complete...");
        new vehicleid = GetPlayerVehicleID(playerid);
        SetVehicleHealth(vehicleid, 1000.0);
        RepairVehicle(GetPlayerVehicleID(playerid));
        SendClientMessage(playerid, 0x800080FF, "[ Server ] Vehicle repaired.");
        
        SetTimer("AllowedRepairSystem",SECOND*1000,false);
    }
    return 1;
}

public AllowedRepairSystem(playerid)
{
    RepairVehiclesAllowed[playerid] = 0;
    return 1;
}