Hilfe errors und weis nicht wieso!

C:\Users\cCc908\Desktop\SAMP\gamemodes\uni.pwn(354) : error 017: undefined symbol "Motor"C:\Users\cCc908\Desktop\SAMP\gamemodes\uni.pwn(360) : error 017: undefined symbol "engine"C:\Users\cCc908\Desktop\SAMP\gamemodes\uni.pwn(361) : error 017: undefined symbol "lights"C:\Users\cCc908\Desktop\SAMP\gamemodes\uni.pwn(377) : error 017: undefined symbol "COLOR_GREEN"C:\Users\cCc908\Desktop\SAMP\gamemodes\uni.pwn(700) : error 029: invalid expression, assumed zeroC:\Users\cCc908\Desktop\SAMP\gamemodes\uni.pwn(700) : warning 215: expression has no effectC:\Users\cCc908\Desktop\SAMP\gamemodes\uni.pwn(700) : error 001: expected token: ";", but found "if"C:\Users\cCc908\Desktop\SAMP\gamemodes\uni.pwn(700) : fatal error 107: too many error messages on one line
Compilation aborted.Pawn compiler 3.2.3664	 	 	Copyright (c) 1997-2006, ITB CompuPhase


7 Errors.

public BenzinVerlust(){	for(new i=0; i<MAX_VEHICLES; i++)	{		if (Motor == true)		{			Tank[i] = Tank[i]-1;			if (Tank[i]<1)			{				Tank[i] = 0;				GetVehicleParamsEx(i,engine,lights,alarm,doors,bonnet,boot,objective);				SetVehicleParamsEx(i,VEHICLE_PARAMS_OFF,lights,alarm,doors,bonnet,boot,objective);				Engine[i] = false;			}		}	}	return 1;}
public Auftanken(playerid){new car = GetPlayerVehicleID(playerid);Tank[car] = Tank[car] +1;if(Tank[car] >= 100){TanktGerade[car] = false;Tank[car] = 100;SendClientMessage(playerid, COLOR_GREEN, "Dein Fahrzeug wurde vollgetankt.");TogglePlayerControllable(playerid,1);KillTimer(tanktimer[playerid]);}return 1;}

if(strcmp(cmdtext, "/tanken", true) == 0)	{		else if (GetPlayerVehicleSeat(playerid) != 0) return SendClientMessage(playerid,COLOR_RED,"Du bist in keinem Fahrzeug (oder kein Fahrer).");		new car = GetPlayerVehicleID(playerid);		else if (TanktGerade[car]) return SendClientMessage(playerid,COLOR_RED,"Du tankst schon!");		else if (Motor[car] == true) return SendClientMessage(playerid,COLOR_RED,"Du musst vor dem Tanken den Motor ausschalten.");		new ZuTanken = 100-Tank[car];		new preis = ZuTanken * BENZINPREIS;		if (GetPlayerMoney(playerid)-preis < 0) return SendClientMessage(playerid,COLOR_TOMATO,"Du hast nicht genug Geld!");		GivePlayerMoney(playerid, -preis);		SendClientMessage(playerid, COLOR_GREEN, "Tanken wird gestartet.");		SetCameraBehindPlayer(playerid);		TogglePlayerControllable(playerid,0);		TanktGerade[car] = true;		tanktimer[playerid] = SetTimerEx("Auftanken",500,true,"i",playerid);		return 1;	}