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The W123 chassis covers 240D's, 300D's, 300TD's, 280E's, and several other models of Mercedes coupes, sedans and wagons from model years 1977 to 1985.

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1985 mercedes 300d turn signal stop

My turn signals in the dash stop working when the headlamp switch is turned on. I have replaced all the tail lamp bulbs with the correct bulbs and cleaned the contacts it did not fix it i cleaned all the grounds that i could find i repaired broken ground wires near the battery. Need some direction.

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The left front directional bulb was the incorrect bulb. I replaced both bulbs with the correct bulbs and it fixed it.

Thank you you guys are great.

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Chosen Solution

How to check Mercedes W123 Fuses

Mercedes W123 Turn Signal Bulb, Front Replacement

Mercedes W123 Brake/Tail/Reverse/Turn Bulb Replacement

Mercedes W123 Tail/Reverse/Rear Turn Signal Bulb Image

Guide

Mercedes W123 Brake/Tail/Reverse/Turn Bulb Replacement

Difficulty:

Very easy

10 minutes

Mercedes W123 Turn Signal Bulb, Front Image

Guide

Mercedes W123 Turn Signal Bulb, Front Replacement

Difficulty:

Easy

10 minutes

Mercedes W123 Image

Guide

How to check Mercedes W123 Fuses

Difficulty:

Very easy

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kennethsmithea will be eternally grateful.
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