Mercedes 300TE Turn Signal Bulb Parts
Showing 11 out of 11 part(s) found in our catalog.
Brand
Keyword
Subcategory
Mon-Fri 8-4 MST/PST (Arizona Time)
The average cost of a Mercedes 300TE turn signal bulb is between $1.09 and $2.59.
What Is The Correct Bulb Size For A Mercedes 300TE Turn Signal Bulb?
The right bulb for your Mercedes 300TE turn signal depends on the year, but for most models from the late ’80s and early ’90s, you’ll typically need either a 1156 or PY21W. To be sure, check your owner’s manual or look at the code on the base of your existing bulb. Getting the exact size and wattage will help everything work smoothly and prevent issues with fit or performance. If you’re not sure, bringing the old bulb to the store for comparison is always a safe bet.
How Do I Replace A Mercedes 300TE Turn Signal Bulb?
To swap out a Mercedes 300TE turn signal bulb, pop the hood for the front or head to the trunk for the rear ones. Most housings have a tab or a screw you’ll need to open with a flat screwdriver. Gently pull out the socket, twist out the blown bulb, and put the new one in. Secure the socket, test the signal, and then close everything back up. It’s a good idea to use a clean rag when handling bulbs—natural oils from your hands can shorten the new bulb’s life. If you need some guidance, your owner’s manual should point you in the right direction.
Why Do My Mercedes 300TE Turn Signal Bulbs Blink Too Fast?
If you notice your Mercedes 300TE turn signal is blinking faster than usual, odds are one of the bulbs on that side is out or not installed right. The car does this to let you know something’s off. Start by checking each turn signal bulb and swap out any that look burned or broken. If all bulbs check out, double check that they’re seated firmly in the sockets and peek at the wiring for any corrosion or loose spots.
Can I Use LED Bulbs As A Replacement For My Mercedes 300TE Turn Signal Bulb?
You can upgrade to LED bulbs on your Mercedes 300TE turn signals, and you’ll get longer life and brighter light. But because LEDs use less power, you might get the fast-blink “bulb out” warning. You can avoid this by using LED bulbs with built-in resistors or adding a resistor to the circuit. Make sure any LED bulbs you pick actually fit your housings, and double check the polarity—they only work one way. Also, make sure the switch to LEDs is legal in your area.
How Do I Diagnose Electrical Issues With My Mercedes 300TE Turn Signal Bulb?
If your Mercedes 300TE turn signal isn’t working but the bulb is fine, start by checking for a blown fuse. Next, inspect wiring and socket connections for any signs of corrosion, damage, or loose connections. Using a multimeter, check if there’s voltage at the socket while the signal is on. If you’re getting power but the bulb still won’t light up, the socket may be at fault. Sometimes it’s the flasher relay or the turn signal switch itself. If nothing obvious turns up, a trusted mechanic can help track down the problem.
Looking For a Mercedes 300TE Turn Signal Bulb?
AutohausAZ keeps it simple when you need a replacement Mercedes 300TE turn signal bulb. You’ll get fair prices, fast shipping, and an easy returns process if you need it. No fanfare—just quality parts and a straightforward experience, so you can fix your car without added stress.

