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Come far partire un’auto senza chiavi: cosa fare se la chiave è persa o non viene rilevata

Se l’auto non rileva la smart key, controlla manuale, batteria e interferenze. Se hai perso tutte le chiavi, serve l’assistenza di un concessionario o di un fabbro qualificato.
Entry250 Date Time3 min MechanicCarCody Team
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Se la smart key è con te ma l’auto non la rileva, controlla il manuale del modello, la batteria della chiave e possibili interferenze: la procedura d’emergenza varia da veicolo a veicolo. Se hai perso tutte le chiavi, non esiste un metodo universale per avviare l’auto senza una chiave autorizzata: rivolgiti al concessionario o a un fabbro qualificato per chiavi auto.

Prima cosa: hai la chiave oppure l’hai persa?

  • La chiave è presente ma non viene riconosciuta: potrebbe esserci una batteria scarica, un’interferenza o un problema specifico del veicolo. Segui le indicazioni del manuale.
  • Hai perso tutte le chiavi: contatta il concessionario del marchio o un fabbro qualificato per chiavi auto. In genere occorre una chiave compatibile registrata per quel veicolo.

Non c’è una procedura valida per tutte le auto per avviarle senza la chiave autorizzata. Evita di forzare la serratura, collegare cavi per tentare l’avviamento o disattivare l’antifurto: non sostituiscono una chiave riconosciuta e possono causare danni o problemi di sicurezza.

Se la smart key è presente ma l’auto non la rileva

Controlla batteria e interferenze

Una batteria scarica del telecomando o un’interferenza può impedire il riconoscimento della smart key. Consulta il manuale del proprietario per la procedura prevista per il tuo modello: non c’è una sequenza universale da applicare a ogni auto.

Non comprare una batteria basandoti su una misura presunta. Verifica il tipo indicato nel manuale oppure leggi la sigla sulla batteria della chiave specifica. Se il telecomando continua a non funzionare, contatta l’assistenza del marchio o un centro qualificato.

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#1 Best Overall
Cutting NOT Required - Key Fob Keyless Entry Remote Shell Case & Pad fits Honda 2003-2012 Accord / 2006-2013 Civic EX / 2009-2015 Pilot /2005-2006 CR-V
  • HONDA KEY FOB SHELL REPLACEMENT: Replacement key fob shell case for select Honda vehicles, including 2003-2014 Accord, 2006-2013 Civic EX, 2009-2015 Pilot, and 2005-2006 CR-V. Please compare your original remote shape and button layout with the product images before ordering.
  • SHELL ONLY (NO ELECTRONICS / NO CHIP INCLUDED): This is a replacement key fob shell only — no circuit board, battery, or electronics included. Move your original internals into this car key cover.
  • NO CUTTING REQUIRED: Easy DIY installation. Move your existing key blade and internal components from your original remote into the new shell. No cutting or locksmith required.
  • GREAT FOR WORN or BROKEN KEY FOBS: Perfect for replacing a cracked, damaged, or worn Honda key fob case while keeping your original working internals. A simple solution to refresh your remote’s appearance and usability.
  • TRANSPONDER CHIP REQUIRED TO START CAR: If your original key fob has a transponder chip, you must transfer it (some users secure it with a small amount of glue). Without the chip, the vehicle may not start.

Perché la chiave meccanica potrebbe non bastare

In alcuni veicoli la chiave meccanica apre la portiera, ma per avviare il motore o il sistema ibrido serve anche un transponder elettronico riconosciuto dall’immobilizer. Nel manuale della Corolla Hybrid 2025, Toyota spiega che il sistema ibrido non si avvia se la chiave con transponder non è stata registrata nel computer di bordo: manuali e risorse per i proprietari Toyota. È un esempio riferito a quel modello, non una procedura universale per tutte le auto.

Se hai perso tutte le chiavi

Chiama il concessionario del marchio o un fabbro qualificato per chiavi auto. Per individuare la soluzione adatta, il professionista deve verificare la compatibilità della chiave con il veicolo e, quando necessario, occuparsi della registrazione del transponder. Toyota indica il concessionario o un fabbro qualificato per chiavi ad alta sicurezza come riferimenti in caso di smarrimento; le opzioni e i requisiti possono variare in base a marca e modello.

Rank #2
SUPALAND Key Fob Replacement Fits for 2012-2016 Volkswagen Jetta Passat Tiguan Beetle CC Eos Golf GTI Touarge VW Flip Key Remote Control Keyless Entry NBG010180T 5K0837202AK 4 Button (Set of 2)
  • Replacement: For Volkswagen Remote fob P/N: 5K0837202AK; FCC ID: NBG010180T; Key Fob Replacement Suitable for 2011 2012 2013 2014 2015 2016 VW BEETLE/2011-2016 CC/EOS/GOLF/GTI/JETTA/PASSAT/TIGUAN/TOUAREG
  • Programming Methord: These remotes are not onboard programmable, this remote key must be programmed by a qualified locksmith or dealership. (First program the remote control, after it works then cut and program the iron key)
  • Assembly & Testing: 2 pcs Fob Flip Key with Electronics board and Batteries are included and pre-installed; Each item has been tested before shipping
  • Instructions for use: It's a 100% Brand New 4 button Keyless Fob Remote Control Car Key and blank key, which needs to be programmed and cut before use; if don't know how to do, contact us please. This Transmitter only Supports Regular Key Vehicles
  • Purchase Instructions: Make sure that your OEM information (include FCC ID, Frequency, part number) and button appearance is the same as ours and If you don't know, please consult your dealership or us

Quando chiedi assistenza, tieni a portata di mano i dati del veicolo e un documento che dimostri che sei autorizzato a richiedere l’intervento. Non acquistare una chiave o un telecomando solo perché sembra uguale: l’aspetto esterno non garantisce la compatibilità elettronica.

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Se sei bloccato in Italia

Per il soccorso stradale, ACI indica il numero 803 116, attivo 24 ore su 24 per soci e clienti. Verifica la tua effettiva copertura e le condizioni del servizio consultando la pagina Numeri di telefono ACI. Il soccorso può aiutarti a gestire il fermo del veicolo, ma non sostituisce la duplicazione o la registrazione di una chiave.

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Best Value
USA Remote CUTTING NOT REQUIRED - Key Fob Keyless Entry Remote Shell Case & Pad fits Honda Accord/Civic/CR-V/Fit/Odyssey/Pilot/Ridgeline/CR-Z
  • KEY FOB COVER / KEY FOB CASE REPLACEMENT: Replacement key fob cover / key fob case — swap your original cut key blade into the new shell (DIY, no locksmith, no cutting).
  • FITMENT: HONDA 3-BUTTON KEY FOB SHELL: Fits popular Honda models including Accord, Civic, CR-V, Fit, Odyssey, Pilot, Ridgeline, CR-Z (common shopper searches include 2006–2013 Civic, 2007–2013 CR-V, 2005–2008 Pilot—match your remote to photos/part numbers to confirm).
  • MATCH PART NUMBERS BEFORE BUYING: Compatible with common P/Ns: MLBHLIK-1T, N5F-S0084A, CWTWB1U545, OUCG8D-380H-A (compare your remote + button layout to listing images). 3-Button remote shell (LOCK / UNLOCK / PANIC layout).
  • SHELL ONLY (NO ELECTRONICS / NO CHIP INCLUDED): This is a replacement key fob shell only — no circuit board, battery, or electronics included. Move your original internals into this car key cover.
  • TRANSPONDER CHIP REQUIRED TO START CAR: If your original fob has a transponder chip, you must transfer it (some users secure it with a small amount of glue). Without the chip, the vehicle may not start.
Rank #4
Vurkcy Keyless Entry Remote Key Fob Compatible with Ford F150 F250 F350 Escape Expedition Explorer Ranger, Lincoln, Mercury, Mazda and More, Replacement for CWTWB1U331 CWTWB1U345, 3 Button (Pack of 2)
  • 【Programming】This car key fob are easy to follow step by step programming by yourself via refering website which are included with the third product picture or the product details page.
  • 【Fitment】The key remote control compatible with Ford E-Series 03-13/ Edge 07-15/ Escape 01-13/ Escort 99-03/ Expedition98-11/ Excursion 00-05/ Explorer 98-15/ Freestyle 05-07/ F-Series 98-16/ Freestar 04-07/ Ranger 98-11/ Windstar 98-03/ Flex 09-16/ Fusion 06-12/ Taurus X 08-09.
  • 【Fitment】The key remote control compatible with Lincoln Mark LT 06-08/ Navigator 98-02. Mazda B-series 99-09/ Tribute 01-11. Mercury Mariner 05-11/ Mountaineer 98-10/ Monterey 04-07. Please Check Our Product Description and Vehicle Fitment Tool for Full Compatible Vehicles List. More vehicles please check Production Description below.
  • 【Part Numbers】This car remote works as a replacement for Part Number:CWTWB1U212, CWTWB1U331, GQ43VT11T, CWTWB1U345, 1788A-FWB1U345, 1470102326, 8L3Z15K601B,8L-3Z-15K-601B, 178810457.
  • 【Note】This is a key fob replacement part to match the original in form and function. Please check the compatibility before your purchase, make sure it is exactly what you need.If you have any questions with our key fob, please communicate with us at any time .
Rank #3
SUPALAND Key Fob Replacement Fits for Chevy Cruze Equinox Camaro Impala Malibu Sonic Buick Regal Verano Encore Lacrosse GMC Terrain 2010-2021 OHT01060512 Keyless Entry Remote Control 13504199
  • HIGH-QUALITY: Every Single Keyless Entry Remote Start Control Car Key Fob is Fully Pre-tested by Professional Locksmith Tools before Shipping. All Our Key Fobs are Pre-installed with Battery and Electronics.
  • COMPATIBILITY: Compatible with FCC ID OHT01060512 / V2T01060512. Please Check Our Product Description and Vehicle Fitment Tool for Full Compatible Vehicles List. This Remote Key Fob Replacement Is Compatible with Chevrolet Equinox Camaro 2010-2019 Cruze 2011-2016 Malibu 2014-2016 Impala 2014-2019 Sonic 2012-2017
  • REPLACEMENT: This Keyless Entry Remote Control Car Key Fob Replacement Is Compatible with Part Numbers: ‎13504199, 13574863, 20979468, 13504259, 13504204 Compatible With Buick LaCrosse 2010-2016 Regal 2011-2017 Verano 2012-2017 Encore 2014-2019 Allure 2010-2012 GMC Terrain 2010-2021
  • PROGRAMMING: Self-Programming Instructions Link Will Be Provided with Every Order. Uncut Key Blade Needs to Be Cut by Local Locksmith or Hardware Shop.
  • PACKING LIST: 2 X Keyless Entry Remote Start Control Key Fob with Electronics and Battery Pre-Installed. Ready to Program.

Quale percorso seguire

Situazione Primo passo A chi rivolgersi se non si risolve
Smart key presente, ma non rilevata Consulta il manuale; controlla batteria e possibili interferenze. Assistenza del marchio o centro qualificato.
Chiave meccanica disponibile, ma il veicolo non si avvia Verifica nel manuale se è necessario un transponder registrato. Concessionario o fabbro qualificato per chiavi auto.
Tutte le chiavi sono state smarrite Contatta il concessionario o un fabbro qualificato e chiedi una chiave compatibile e, se necessario, registrata. Soccorso stradale se il veicolo è fermo e non puoi proseguire.

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

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