How to evaluate the transmitter strength of a car key fob and replace its battery on Volkswagen Golf?

To check the transmitter strength, you can bring your key fob to any repair shop that has a TPMS tester which is capable of testing transmitter strength to see whether you need a new battery or whether there is a faulty transmitter, and also compare your transmitter to other similar transmitters that fit into your vehicle; some auto parts stores also do this. To replace the battery, a small flat screwdriver or a coin should be used to open the upper and lower parts of the key fob transmitter then slide the mechanical key and electronic half out of the lower half. Take out the battery, and make sure that you record the polarity marks so that you install the new battery accordingly and then slide the upper half back to the lower assembly and ensure the key fob works. To program transmitter keys, one needs an original equipment key fob and synchronized, which will necessitate a proper scanner and information and a locksmith license- there is also the availability of aftermarket key fob key fob using some vehicles and generally it comes with instructions to synchronize the key fob.

Genuine Volkswagen Golf Car Key

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Volkswagen Golf Cap Part Number: 5G1-837-879-D-GRU
$16.09 MSRP: $26.38
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Product Specifications
- Other Name: Transmitter
- Position: Left
- Replaces: 5G1-837-879-GRU
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2015-2019 Volkswagen Golf | Base, Launch Edition, S, SE, SEL, TDI S, TDI SE, TDI SEL, Wolfsburg Edition | 4 Cyl 1.4 L GAS, 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L DIESEL
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Volkswagen Golf Transmitter Part Number: 1J0-959-753-DC
$82.85 MSRP: $99.46
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Product Specifications
- Other Name: Transmitte
- Replaces: 1J0-959-753-AM
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 1999-2006 Volkswagen Golf | GL, GL TDI, GLS, GLS TDI, GTI, GTI 1.8T, GTI 20th Anniversary, GTI 337, GTI GLS, GTI GLX, GTI VR6, TDI, Wolfsburg Edition | 4 Cyl 1.8 L GAS, 4 Cyl 1.9 L DIESEL, 4 Cyl 2.0 L GAS, 6 Cyl 2.8 L GAS
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Volkswagen Golf Key Part Number: 5G6-959-752-DE-AIF
$98.16 MSRP: $117.84
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Product Specifications
- Replaced by: 5G6-959-752-EG-AIF
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2020-2021 Volkswagen Golf | TSi | 4 Cyl 1.4 L GAS
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Volkswagen Golf Remote Control Part Number: 5K0-837-202-R-INF
$146.37 MSRP: $175.71
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Product Specifications
- Other Name: Key; Remote Control
- Replaces: 5K0-837-202-A-INF, 5K0-837-202-A-INB
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2010-2011 Volkswagen Golf | Base, TDI | 4 Cyl 2.0 L DIESEL, 5 Cyl 2.5 L GAS
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Volkswagen Golf Key Part Number: 5G0-959-752-BE-INF
$168.25 MSRP: $201.99
You Save: $33.74 (17%)
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Product Specifications
- Other Name: Transmitter
- Replaces: 5G0-959-752-AJ-INF
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2015-2019 Volkswagen Golf | Base, Launch Edition, S, SE, SEL, TDI S, TDI SE, TDI SEL, Wolfsburg Edition | 4 Cyl 1.4 L GAS, 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L DIESEL
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Volkswagen Golf Transmitter Part Number: 1J0-837-246-D-ROH
$38.44 MSRP: $45.75
You Save: $7.31 (16%)
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Product Specifications
- Other Name: Key
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2003-2006 Volkswagen Golf | GL, GL TDI, GLS, GLS TDI, GTI 1.8T, GTI 20th Anniversary, GTI VR6, TDI | 4 Cyl 1.8 L GAS, 4 Cyl 1.9 L DIESEL, 4 Cyl 2.0 L GAS, 6 Cyl 2.8 L GAS
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Volkswagen Golf Transmitter Part Number: 5G0-959-752-BD-INF
$156.78 MSRP: $188.22
You Save: $31.44 (17%)
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Product Specifications
- Other Name: Key; Transmitter
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2018-2019 Volkswagen Golf | S | 4 Cyl 1.4 L GAS, 4 Cyl 1.8 L GAS

Volkswagen Golf Car Key

The Volkswagen Golf Car Key is created to ensure that car owners are prompted to unlock, secure, and start their hatchback within seconds, providing more layers of theft protection. The keys of early Volkswagen models were based on a plain metal blade cut on one side and could still be turned by hand on door and ignition tumblers and had access to the trunk and the glove box. With electronics sneaking in, Volkswagen included coded immobilizers and an optional valet feature, which restricted access to the luggage area or limited engine power for parking attendants. The brand adopted the switchblade or flip style around the 2000s, which is a folding blade design that stores the Car Key blade in a plastic fob until a button unlocks it, combining small size with an embedded transponder chip. The more recent Golf generations have also replaced the old flip unit with a proximity smart fob that transmits short-range radio signals, and, as a result, the vehicle recognizes the owner in the vicinity, opens the door automatically, and starts the engine without having to press a button. In this hands-free method, the key still provides a physical connection in case the battery dies, so access is still maintained. Whichever the generation, an uncut key blank is cheaper and time-saving in situations when a Car Key gets lost because it is easily duplicated. Throughout these phases, the key distinctions are that Volkswagen progressively replaced manual turning with encrypted signals, which enhanced anti-theft measures and made every other access to the vehicle effortless.

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Volkswagen Golf Car Key Parts and Q&A

Key
5G0-959-752-BE-INF
Q: How to evaluate the transmitter strength of a car key fob and replace its battery on Volkswagen Golf?
A:
To check the transmitter strength, you can bring your key fob to any repair shop that has a TPMS tester which is capable of testing transmitter strength to see whether you need a new battery or whether there is a faulty transmitter, and also compare your transmitter to other similar transmitters that fit into your vehicle; some auto parts stores also do this. To replace the battery, a small flat screwdriver or a coin should be used to open the upper and lower parts of the key fob transmitter then slide the mechanical key and electronic half out of the lower half. Take out the battery, and make sure that you record the polarity marks so that you install the new battery accordingly and then slide the upper half back to the lower assembly and ensure the key fob works. To program transmitter keys, one needs an original equipment key fob and synchronized, which will necessitate a proper scanner and information and a locksmith license- there is also the availability of aftermarket key fob key fob using some vehicles and generally it comes with instructions to synchronize the key fob.