Mercedes S320 Turn Signal Bulb Parts
Showing 13 out of 13 part(s) found in our catalog.
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The average cost of a Mercedes S320 turn signal bulb is between $1.09 and $7.89.
What Type Of Bulb Does The Mercedes S320 Turn Signal Use?
If you’re wondering what bulb fits the Mercedes S320 turn signal bulb socket, most late ‘90s and early 2000s S320s use an amber 1156 or PY21W single-filament bulb up front, and a clear 1156 or P21W for the back. Still, it’s a good idea to double-check your owner’s manual or compare with your old bulb, since there can be some variation with different years and trims. Using the wrong bulb can cause odd blinking or might even fail inspection, so it’s worth getting the right fit. If you’re thinking about swapping in LEDs, make sure they’re resistor-matched or you’ll probably get a warning light.
How Do I Change The Mercedes S320 Turn Signal Bulb?
Changing out a Mercedes S320 turn signal bulb is something you can usually tackle with a little patience. Always begin with the car off and keys out of the ignition. For the front, pop the hood, remove the cover from behind the headlight, then twist the bulb socket and pull it out. Switch the old bulb for the new one and lock it back in place. In back, most S320s let you reach the signal by opening the trunk and removing the taillight cover. Swap in the new bulb, making sure your hands are clean or use gloves, since oil from your skin can shorten the bulb’s life.
Why Is My Mercedes S320 Turn Signal Blinking Too Fast?
A fast-blinking signal is a common complaint. Usually, a quickly flashing Mercedes S320 turn signal bulb means there’s a bulb out somewhere or the bulb isn’t making good contact. Take a look at both the front and rear lights on that side. Sometimes it’s a burned out bulb, other times the socket might be dirty or rusty. Swap out any bad bulbs and clean the socket if it looks corroded. If you’ve switched to LEDs and get this problem, you’ll need to add a resistor kit—otherwise, the car senses lower resistance and flashes faster than normal.
Does The Mercedes S320 Turn Signal Bulb Require Special Tools To Replace?
People often ask if you need any special tools to swap out a Mercedes S320 turn signal bulb. Besides maybe a screwdriver or a small socket set to pop off covers or trim panels, you really don’t need anything fancy. For the front, you’ll be working under the hood, removing a plastic cap or cover. In the trunk, you might have to unscrew a panel to get at the rear. Wearing gloves while handling the new bulb is a smart move but not strictly necessary. So, no rare or expensive tools are needed.
How Can I Tell If My Mercedes S320 Turn Signal Bulb Socket Is Bad?
If your new Mercedes S320 turn signal bulb isn’t lighting up, but the old one was definitely dead, the socket might be at fault. Try your new bulb in another socket to make sure it works. Look at the socket for signs of heat damage, burning, or corrosion. While the signal’s on, wiggle the wires and see if the bulb flickers—if it does, you may have a loose connection. If you have a test light or multimeter, check if current is actually reaching the socket when you use the signal. If there’s no power, you’ll probably need to repair the socket or its wiring.
Where Can You Find A Quick And Easy Mercedes S320 Turn Signal Bulb?
If you need a replacement fast, AutohausAZ keeps things simple. They stock the right Mercedes S320 turn signal bulb at good prices, ship quickly, and make returns a breeze if you happen to order the wrong part. It’s a quick way to get your turn signals back in working order—without any extra hassle.
