Home » The Citroën 2CV Light Switch Is Weird But Clever Like The Whole Damn Car

The Citroën 2CV Light Switch Is Weird But Clever Like The Whole Damn Car

Cs 2cv Lights Top
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Over the weekend I finally got the time to get the wiring on my 2CV actually, fully sorted out, all the bare wire spots covered, all the very janky splices fixed with proper heat-gun solder-seal splice connectors, all that, and as a result, all the lights and wipers and all the electrical stuff actually works now. It’s thrilling.

As I was getting all the wiring buttoned up, I was, of course, testing the lights and other electrical bits over and over again with the switch, which is, unsurprisingly, not like the light switches that are on pretty much every other car out there in the world. At first, they seem really strange, but once you open your mind, man, they actually make a lot of sense.

Vidframe Min Top
Vidframe Min Bottom

Don’t worry, I’m going to explain. Let’s start with a picture and a diagram! Here’s the switch:

Cs 2cv Lightswitch 1

…and here’s the various positions it can have:

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Cs 2cv Switchdidagram

Yep, that’s the horn on the end there. You push in to honk.

It’s really not all that different from the expected parking lights/low beams/high beams sort of switch you have on most cars, with the turn signal stalk used for low/high beams, but it is different enough.

First, there’s the terminology: there’s three labeled settings on the rotating knob: 0, V, and R. That stands for off, ville (town), and route (like, highway, or rural). That sort of translates to town and country, which you can sort of think about in terms of high and low beams, but it’s not really like that. They’re actually modes.

Remember, the switch moves forward and back as well as rotating positions. So you can think of the forward/back part as a low/high switch, but one that operates in the two modes, ville and route.

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When the rotating switch is on V, back means the small position lights in the headlights: I’ve written about these before, they’re similar to parking lights, and are also called sidelights or town lights, and they’re for driving in a well-lit part of town at night, when you need your lights to allow your car to be seen as opposed to lighting the road for you to see.

When the switch is on V and you push the lever forward, you get your standard low beam headlights. So, in town, in V, the forward/back motion switches between town lights and low beams.

Switch the rotating bit to R, and then you’re in route mode, and in this mode forward is still low beams, and back is high beams. So the way to think about V and R are modes, each with high/low settings, which are controlled by the stalk being either forward or back. The level of those bright/dim lights are decided whether you’re in V or R, with V being dimmer and R being brighter.

Cs 2cvlights Guide

So, this means low beams can be turned on in either V or R modes! It’s weird but it makes sense, too, because you can easily switch between bright and dim with the forward/back motion of the stalk, whether you’re in town or out on a dark back road. When low beams are on, rotating from V to R keeps the low beams still going, but pulling the stalk back now activates the high beams.

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There’s some good internal pictures of this strange 5-position switch on this site, if you’re curious.

Cs 2cv Lightswitch Day

Oh, one thing about the position lights: replacing those bulbs is a pain, but I think I figured out the trick. The bulb is really tiny, and goes in one of those push-and-turn sockets, but there’s barely enough room for my two smallish monkey fingers to get in there, through the main bulb hole.

Cs 2cv Poslights

What you have to do is position the bulb in there with two fingers first, then go back in with your thumb and index finger from the angle you see in the lower picture up there, and that gives just enough room to push down and twist. It’s a pain and if you have big fingers, you’re gonna need to bribe a kid to do this for you.

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Cs 2cvlightswitch Instruments

I’m just thrilled to see some progress, and glad to have the wiring behind me. I love seeing the absurdly tiny instruments illuminated, too, but there way brighter in this picture; I may want to swap the little candle-level incandescents in there with a bright LED so I can read the damn things.

Cs 2cv Lightswitch Tails

Next step: carb cleaning, I think. I want to get this thing on the road so badly!

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Dano
Member
Dano
26 minutes ago

Jason,
Thanks for the write-up on the 2CV’s lighting switch. It reminded me of the 2CV and Mehari I owned in the seventies and eighties.

The 2CV had been owned by a college professor in Maryland who had bought it in France and imported it to the US before NHTSA rules prohibited non-compliance imports. It had the optional clutch that let the driver engage it at low speeds. I bought a new frame for it but ended parting it out after moving it three times.

My brother found the Mehari in New Mexico and sent it to me via moving van. It was one of a handful of legal models that Citroen imported with a metal plaque on the dash that said it fulfilled NHTSA requirements. I enjoyed driving the Mehari to local car shows. It got more attention from motorcycle riders than car drivers, although its engine was about half of the displacement of the average Harley-Davidson. After owning it for about a decade, I sold it to a buyer from a southern state who towed it home.

Best wishes to you. I hope you will enjoy your 2CV.

RallyDarkstrike
Member
RallyDarkstrike
52 minutes ago

I saw one of these here in rural Nova Scotia today in the driveway of a house with redneck levels of random half-rusted cars sitting across the yard!

They were never sold here, so it blew my mind to see one just…sitting there! It was a later model in red with the rectangular headlights!

Industrial_design_guy
Industrial_design_guy
1 hour ago

I’m probably just repeating myself at this point, but I just can’t resist. My dad shared one with his brother as young lads in the 60’s in Europe. They drove theirs through parts of the Sahara desert, and even had a micro meteorite land on the hood and fuse there, while they were camping. He loved that car so much. What a treasure to discover these fun details.

Kevin Rhodes
Member
Kevin Rhodes
2 hours ago

I miss cars being more idiosyncratic. So much sameness today, and very little of it an appealing sameness. A person could tell they were in a Citroen blindfolded. But today, if you removed the badges and branding on the display screens how many crossovers are in any way identifiable?

JJ
Member
JJ
49 minutes ago
Reply to  Kevin Rhodes

They all have radically different shifters.

Redapple
Redapple
2 hours ago

I love French cars.

Kevin Rhodes
Member
Kevin Rhodes
2 hours ago

IIRC, pretty much the same setup as my Peugeot 504s. And lots of other French cars of the era.

Sklooner
Member
Sklooner
4 hours ago

I swear the French designed cars from a blank piece of paper and the attitude, “On s’en fiche de la façon dont les autres le font” –

Hoonicus
Hoonicus
4 hours ago

Bringing the Torch to the IP
Henceforth ye shall be addressed as JaegerMeister

Black Peter
Black Peter
3 hours ago
Reply to  Hoonicus

So interestingly, it’s pronounced “jay-jer” French Swiss

Hoonicus
Hoonicus
3 hours ago
Reply to  Black Peter

JaegerMonsieur

Black Peter
Black Peter
3 hours ago
Reply to  Hoonicus

I can never remember, is that with an egg or without?

Hoonicus
Hoonicus
3 hours ago
Reply to  Black Peter

A basket of eggs.

Black Peter
Black Peter
2 hours ago
Reply to  Hoonicus

Of course!!

Scott
Member
Scott
5 hours ago

I can’t help but like how it looks without the front fenders on. 🙂

FloridaNative
Member
FloridaNative
5 hours ago

Have we given up on editing? For someone who cares so much about what images appear in an article, can we please use simple words correctly?

Fredzy
Member
Fredzy
4 hours ago
Reply to  FloridaNative

As a huge Torch stan I have to second this. Mainly because I got weirdly defensive of Jason (and regrettably offensive toward David) in that whole David Image Quality saga and I’m sorta feeling every Torch error now, ha

A. Barth
A. Barth
3 hours ago

It’s a use of “there” instead of “they’re” – sent it to you on Discord. It’s something that could be fixed but does not justify Florida Man’s petulance and incivility.

Black Peter
Black Peter
3 hours ago
Reply to  A. Barth

Your write, their was no reason for that…

Lost on the Nürburgring
Lost on the Nürburgring
3 hours ago

I personally don’t get wrapped around the axle re: minor errors, but they may be referring to:

but there way brighter in this picture;

Your 2CV articles are really interesting, thanks for sharing…

Stephen Walter Gossin
Stephen Walter Gossin
3 hours ago
Reply to  FloridaNative

Have you never made a small error in your profession over the years? Not everyone is a perfect robot, day in and day out. Humans make errors and they have bad/off days, etc.

Chill out, Floridian.

OrigamiSensei
Member
OrigamiSensei
1 hour ago

Exactly, errors do happen. All I ask is that when they get pointed out they get corrected and the record of this website on that front has been quite good in my experience. It’s fine to point errors out, just please actually list out the error politely instead of snarky rhetorical questions.

JJ
Member
JJ
44 minutes ago
Reply to  OrigamiSensei

I’ll add that when errors are pointed out, the writers and contributors are gracious to a fault, even when the OPs are not.

Dodsworth
Member
Dodsworth
26 minutes ago

When people get worked up about nothing, it’s best to ignore them and count to three. Won, too, tree.

Cars? I've owned a few
Member
Cars? I've owned a few
5 hours ago

My ’71 Peugeot 504 (US spec) had an interesting arrangement as well. The turn signal wand was on the right side of the streeting column. My memory is a little uncertain, but I think there was another, more solid, protuberance on the right that had a button for the delightful horns that car had.

The lights were handled by a stalk on the left. Its resting position was off. Pushing straight down did a spring-loaded, self-canceling “flash to pass” of the high beams. Pulling straight back activated the running/parking lights. Down from there brought the low beams into play. And then forward, we’re back to the high beams we blipped a moment ago. It didn’t take much younger me long to adjust.

After it got massacred and totaled by a poorly driven Plymouth Fury station wagon, I wish I had pulled the horns; dual tone, but different than what you usually hear in this country. They had a certain, oh “joie de vivre,” note to them lacking on most of the cars around here. Oh. And my press photographer plates. I wish I still had at least the front one. The rear one was almost unrecognizable from the rear impact.

Kevin Rhodes
Member
Kevin Rhodes
2 hours ago

I am remembering (but it’s been a while for me too) that the much later 504s (79-80) that I had were twist to turn on the lights, then forward and back for high and low, down to flash. And horn on the end of the stalk, of course. Which I quite like, having had to troubleshoot sundry rotating contacts over the years for steering wheel center horns. Indicator on the right took getting used to, especially when going back and forth to other cars. But now I am thinking that maybe the horn was PULLING the indicator stalk, not the end of the headlight stalk? I miss that car so much still. Sigh.

Yes, Peugeots had great horns! Both 504 and 505. Though more cars should have “town and country” selectable horns. A friend had a grey-market w123 Mercedes 280E with that option. Lovely – a polite “excuse me” meep, meep, or a “GET OUT OF THE WAY, PEASANT” – WAAAAAAAAGH!

Frank C.
Frank C.
6 hours ago

Hey Jason, the Best of France and Italy car show was yesterday in Los Angeles. Maybe five or six 2CVs were in attendance, maybe more. I mostly hung out on the Italian end showing off a few of mine. If you needed a light switch for a 2CV, you should’ve asked. There’s a huge parts swap meet off to the side of the show. Plenty of unobtainable parts.

Last edited 6 hours ago by Frank C.
RC in CA
RC in CA
5 hours ago
Reply to  Frank C.

Hey, I was there, but no car to show off this year, she’s in pieces and getting ready for some fresh paint currently. I’d say it was about 400 cars total attendance. Gorgeous factory ex-rally Lancia Integrale and a Lancia 037 Rally among the more uncommon. And two Lamborghini tractors! Heard someone say it belonged to Leno.

Last edited 5 hours ago by RC in CA
Jeff Fite
Member
Jeff Fite
6 hours ago

Granted you’re the graphic design guy, Torch, but I have to complement you anyway: your articles are always so well-illustrated they’re a pleasure to read even if I have absolutely zero danger of owning or driving a 2CV.

Case in point: the top photo, of the 2CV proudly showing her headlights (eek!)? You remembered that only half of the “Cold Start” logo would be illuminated. Bravo!

Twobox Designgineer
Twobox Designgineer
6 hours ago
Reply to  Jeff Fite

I know the primary reason for the partial blackout on the logo is to simulate the edge of the headlight beams, but I love the way it turns “COLD START” into “OLD ART.” Bravo, Jason.

Last edited 6 hours ago by Twobox Designgineer
Dimitar
Dimitar
6 hours ago

Always happy to read your articles about obscure little details like this! I have a ’65 Ami 6 and in addition to that lovely stalk there’s also the indicator stalk, which when operated springs to its middle position. To cancel the indicator you have to pull on the stalk. Not sure if it’s the same in 2CVs, especially late ones like this one. Fun to observe when someone drives it for the first time and they’re being assaulted from all angles from the unusual gearchange, to the odd indicator operation.

The Bishop's Brother
Member
The Bishop's Brother
6 hours ago
Reply to  Dimitar

2CV you have to push the stalk back to center yourself. So not weird, but not self cancelling. That was the case through the end of production.

Dimitar
Dimitar
1 hour ago

Pretty sure that was a deliberate decision on their part, no Citroen had self cancelling indicators until the phase 2 BX. I’ve come to appreciate it and now i get disproportionately annoyed when they self-cancel themselves prematurely in other cars 😀

Etancheite
Etancheite
6 hours ago

“Switch the rotating bit to R, and then you’re in route mode, and in this mode forward is low beams, and back is high beams. So the way to think about V and R are modes, each with high/low settings, which are controlled by the stalk being either forward (brighter lights) or back (dimmer).”

The first sentence should be correct, so you keep low beams when switching from ville to route.

JJ
Member
JJ
42 minutes ago
Reply to  Etancheite

Just put it in H!

EricTheViking
EricTheViking
6 hours ago

Next step: replace the old R2 bulbs with H4 bulb on P45t base. I promise you, the night illumination is massively improved.

The Bishop's Brother
Member
The Bishop's Brother
6 hours ago
Reply to  EricTheViking

I’m SO tempted by this, but in my 2CV’s headlight boxes, there’s not much extra depth for an adapter.

HO
HO
5 hours ago

No adapter:
https://www.amazon.co.uk/dp/B0CP6CLZFH/
(6V example.)

The Bishop's Brother
Member
The Bishop's Brother
5 hours ago
Reply to  HO

Ah, yes. Halogen. Hmm. The ones I’m seeing are higher wattage than I trust for my 2CV. But I also need to check my headlight wiring and see that I don’t have some issue. I switched to LEDs for now, but they are NOT great because they’re cheap and do not have the right dipped pattern

HO
HO
4 hours ago

I have one in 12V 45/40W (whatever is std) in a MC with direct lighting and no surplus power.
Halogens will be sensitive to low voltage, so be sure to check that.
But, halogens will last much longer.

EricTheViking
EricTheViking
53 minutes ago

Do you know about OSRAM Night Breaker Vintage LED H4 bulbs? They cast warmer temperature like the halogen bulbs.

EricTheViking
EricTheViking
55 minutes ago

No adapter needed. It’s straight fit without any modifications.

My parents had a 1986 2CV Charleston, and its headlamps with R2 bulbs with P45t base were so bad. I came across the H4 bulbs with P45t base. They fit perfectly and improved the output a lot. My mother was a happy camper as she drove often at night in the rural area.

Jdoubledub
Member
Jdoubledub
6 hours ago

I’ve always wanted to own a car with a dogleg shift pattern.

Last edited 6 hours ago by Jdoubledub
ExAutoJourno
ExAutoJourno
6 hours ago
Reply to  Jdoubledub

It’s even doggier and leggier in real life.

The diagram omits the wrist twists and push-pulls.

HO
HO
7 hours ago

Strange, all bulb holders I have seen like this(*) were press or twist fit from the outside.
(*) Position-, parking- and marker-ligths depending on wiring and jurisdiction.

Stephen Walter Gossin
Stephen Walter Gossin
7 hours ago

“I’m out of parking space and time with this 2CV and it needs wiring work and a fuel pump. You’re an electronics wizard though and the fuel pump is a really simple easy fix.” -me, last summer, in my kitchen

I got this.” -Jason Torchinsky, in the same kitchen

That may have been the best moment for this particular car for a solidifying pathway into the future as a running, driving vehicle.

It was getting dangerously close to becoming a parts car after sitting in a backyard for 10 years with title issues.

Bravo, Jason!

Last edited 6 hours ago by Stephen Walter Gossin
The Bishop's Brother
Member
The Bishop's Brother
6 hours ago

There was NO WAY the Chapel Hill Citroen crew was going to let that happen. We quietly had a backup plan in case Jason didn’t buy it. 🙂

The Bishop's Brother
Member
The Bishop's Brother
6 hours ago

But Jason having it was always going the most enjoyable option

A. Barth
A. Barth
7 hours ago

Next step: carb cleaning, I think.

I put some carb hints in a previous 2CV discussion, just in case 🙂

https://www.theautopian.com/heres-my-citroen-2cv-progress-update-and-whats-currently-baffling-me/comment-page-1/#comment-759153

The Bishop's Brother
Member
The Bishop's Brother
6 hours ago
Reply to  A. Barth

Jason currently has my can of Berrymans 🙂

A. Barth
A. Barth
6 hours ago

Perfect! 😀

The Bishop's Brother
Member
The Bishop's Brother
5 hours ago
Reply to  A. Barth

Yeah, NOTHING I’ve done to my 2CV has had a bigger impact than a full, teardown carb clean and refurb kit (gaskets, needle valve, transition jet). Now she just starts and goes.

A. Barth
A. Barth
5 hours ago

According to a quick search, Citroën seems to refer to the idle jet as also the transition and pilot jet; replacing that would indeed be time well spent. The main jet should be significantly easier to clean, so there would be less need to replace it.

Did you use OEM or aftermarket parts in yours? In the Japanese motorcycle world, some people hold the strong opinion that it’s always better to clean the OEM jets (assuming no damage, of course) because a lot of the aftermarket jets are poorly made.

Jack Trade
Member
Jack Trade
7 hours ago

While we have a sorta automatic version of this now with DRLs, I wish the same thing existed for taillights.

Thanks to screens and general distraction, there are always ghost cars running around urban areas at night, when there’s enough light so that inattentive drivers don’t notice.

Sam Gross
Member
Sam Gross
7 hours ago

Thank you for your guidance on changing the parking lights in 2CVs, I’m sure it’ll help all three of us readers who own one.

But not even a word about the tilt mechanism? The 2CV has self-leveling headlights, by which I mean you level them yourself using a weird knob under the center of the dash.

Last edited 7 hours ago by Sam Gross
The Bishop's Brother
Member
The Bishop's Brother
6 hours ago
Reply to  Sam Gross

Jason and my cars have them on the FAR left, as the rod runs down the left edge of the engine compartment, and it’s awesome

ShinyMetalAsp
Member
ShinyMetalAsp
7 hours ago

With that extension cord hanging out in the one photo, can we convince the internet Torch converted this to a PHEV?

Jeff Fite
Member
Jeff Fite
6 hours ago
Reply to  ShinyMetalAsp

What IS that extension cord for? A trickle charger? It looks to be wrapped up in the car enough to be semi-permanent, so either that or a block heater, but the environment doesn’t appear to need one of those. And a random cord from yard work or wrenching doesn’t seem likely given it’s tucked away neatly.

Last edited 6 hours ago by Jeff Fite
The Bishop's Brother
Member
The Bishop's Brother
7 hours ago

Nice work, Jason!!! Soon enough, you’ll be joining the rest of the local on-the-road 2CVs. I can’t wait.

The Bishop's Brother
Member
The Bishop's Brother
7 hours ago

When I got my 2CV, I was a little sad that it had the more modern, rectangular headlight cans. I am no longer sad. The headlights are a LOT easier to deal with in those big cans.

Captain Muppet
Captain Muppet
3 hours ago

My 1979 had rectangular headlights, I can’t help thinking of them as the right shape.

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