What is the brake light bulb model for Jetta VA3?
4 Answers
Jetta VA3 brake light bulb model is P21/5W. Below are specific details about Jetta VA3: 1. Body dimensions: The wheelbase of Jetta VA3 is 2604 mm, with length, width, and height being 4501 mm, 1704 mm, and 1469 mm respectively. 2. Powertrain configuration: Jetta VA3 is equipped with a 1.5L naturally aspirated engine across all variants. This engine delivers a maximum power of 82 kW and a maximum torque of 145 Nm, with the maximum power achieved at 6100 rpm and the maximum torque at 4000 rpm.
I'm an auto mechanic and quite familiar with the Jetta VA3. Its brake light bulb model is the standard W21W, a 21-watt single-filament bulb. This type is very common in compact cars, featuring a simple design and low cost, yet providing sufficient brightness for safe nighttime driving. When replacing it, pay special attention to checking whether the bulb socket is oxidized or loose to prevent poor contact causing the light to fail. If the bulb burns out frequently, it might be due to circuit voltage issues or aging affecting its lifespan. It's recommended to use original brand bulbs like Bosch to extend service life. During routine maintenance, always check if the rear lights are functioning to avoid getting a ticket on the road. Alternatively, LED bulbs are also compatible but require attention to matching with the original vehicle's circuitry. These details can save you a lot of trouble, and the replacement process only takes a few minutes, but always prioritize safety first.
I frequently replace the brake lights on my Jetta VA3, which use W21W bulbs. The process is quite simple: open the trunk liner, locate the screws on the rear light assembly, unscrew the lens cover to remove the old bulb, and insert the new bulb directly into the socket. Make sure it's the single-filament 21-watt type, not any other variant. Remember to disconnect the battery before starting to prevent short circuits. I've tried cheap brands before, but they don't last long. Now I recommend genuine Osram bulbs for better durability. If the light doesn't work, check the plug connection or if the fuse is blown. By the way, when a bulb burns out, you can buy a replacement at an auto parts store for just 10 yuan, saving money by doing it yourself. For maintenance, check the brightness of your car lights every quarter to ensure safe driving without any worries.
I've been driving the Jetta VA3 for a long time, and the brake light bulb model is W21W. The car is reliably designed, with bulbs that are easy to replace and inexpensive, basically universal models. I've replaced them myself many times, and as long as you remember the model number, you won't make a mistake. The bulbs may age quickly, sometimes in just one or two months, or slowly, taking up to half a year. Regularly check the condition of your tail lights to ensure safe and worry-free driving.
