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13 votes
Accepted

Do I need to replace all engine mounts after one has failed?

In the same way that you don't technically "need" to replace tyres or shock absorbers in pairs, I would suggest it best practice to replace the other mounts. If one has worn to the point of failure, ...
Steve Matthews's user avatar
9 votes

I put Adblu in radiator coolant tank in Peugeot Boxer 435 Onnicar

ADBLU is a mix of uric acid and water, and you don't want acid in your cooling system as it can cause corrosion. It's not a disaster, you just need to drain your coolant out of the system and refill ...
GdD's user avatar
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6 votes
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Camshaft problem not sure what needs replacing

I believe this is the part you are looking for: If so, it's called a rocker arm. The most probable reason for its demise is metal fatigue or maybe it just broke. Looking at this forum (and others), ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
5 votes

Is it okay to have a permanently on cigarette lighter/accessory port?

USB adapters typically do still have current draw. I discovered this on my return from a two week holiday. I'd left my USB adapters plugged in and my battery was dead... Admittedly I had 5 3A USB ...
Rory Alsop's user avatar
  • 18.6k
4 votes

Do I need to replace all engine mounts after one has failed?

You don't NEED to, but be aware that the other mounts tend to wear more quickly after 1 has been replaced. If you don't replace the others, keep an eye on them.
rpmerf's user avatar
  • 8,443
4 votes

Peugeot 307 cranks but won't run

OK, so I've fixed it. After posting my question here and since my feeling was that the problem seems to be related to some air bubbles in the fuel system, I've decided to take out the fuel filter, ...
Eugen Mihailescu's user avatar
4 votes

Is it bad to always kick start my car as I always park it on a slope

Will this cause any kind of damage or faults to the car? It won't cause too many issues, but does cause extra wear/tear on the drivetrain. Your transmission/clutch/flywheel weren't really designed to ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
4 votes

What should I expect as result of a firmware update fixing NOx emissions in a gasoline engine?

If the fix is to keep the oxygen sensors working, in normal operation you won't notice anything. If the sensors were to become unavailable (i.e. a car in an unpatched state) you would see poor ...
Steve Matthews's user avatar
3 votes

why when my car's engine is warm it need long start for turning on?

It sounds like the car is unable to maintain sufficient pressure in the fuel rail. Have a look at this answer for more details on potential causes for hot start problems. The reason why this ...
Zaid's user avatar
  • 39.2k
3 votes

Is it okay to have a permanently on cigarette lighter/accessory port?

Good question. I worried about this too, because my Audi A4 (B7 2005 model) has an always on cigarette lighter. My other car, a VW, is newer and has what I will call "traditional" functionality of ...
Steve Oakes's user avatar
  • 1,096
3 votes

Peugeot 406 1.8 engine, oil comes to radiator

is there any sealant to stop engine oil leak to radiator No. or do I need to replace cylinder-head-gasket? Yes. But also you need to have the head and the block checked for warping. They head ...
race fever's user avatar
  • 3,363
3 votes

Strange surging and like it's going to stall, hesitant whilst idling

Just because the OBD says it's an O2 sensor, doesn't necessarily make it so. Some diagnostic codes are pretty simple & to-the-point. But, the logic baked into the computer also has rules like "...
Cognitive Hazard's user avatar
3 votes
Accepted

What are those parts in peugeot 206 car?

Those are the rotating joints holding the top of the McPherson struts which contain the shock absorber and spring for the front suspension allowing the steering to work. Simply there is a bearing in ...
Solar Mike's user avatar
  • 34.7k
3 votes
Accepted

Torque specs for a plastic thermostat flange

You have three possibilities: You somehow get the official workshop manual (I have no idea how) and use the official torque (If given) You ask around until you get the "internet quote" of ...
Martin's user avatar
  • 8,448
3 votes
Accepted

Bonnet (hood) alignment problem

Adjust the bonnet hinges - you may be lucky with the holes having enough play.
Solar Mike's user avatar
  • 34.7k
3 votes

Coolant tank drains too fast of Boxer 435

I'm going to assume that you mean your coolant is disappearing and you keep having to fill it up. In cases where there is coolant loss, you need to determine WHERE it's going. The usual places are: ...
jwh20's user avatar
  • 12.1k
3 votes

Do I need to deactivate driver-side airbag to change the cabin air filter on Peugeot 407?

While I've never dealt with a Peugeot before, manufacturers would not make a vehicle where there is an owner changeable part (ie: cabin air filter) and not account for the airbag. There should be ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
2 votes

Remote Key Fob working only inside the car (close to receiver)

Just solved my problem with weak key fob range… As seen on another forum, that was my FM transmitter/received used to listen to my iPhone on an FM frequency… That was that transmitter/receiver that ...
Martin Bergeron's user avatar
2 votes

Rear ABS Sensors Peugeot 307

Did you ever solve this problem? I have just had a customer buy some eBay Peugeot ABS sensors and they were completely faulty. Replaced with some OE quality (Pagid) sensors and the car was fine. I ...
Newbie Noob's user avatar
  • 2,781
2 votes

Gear selection on 6 speed box

It could be your... Synchronizer rings Modern transmissions use synchronizer rings to make manual shifting possible without the need for double declutching. Each gear has its own synchronizer ring. ...
user5626466's user avatar
  • 1,301
2 votes

Camshaft problem not sure what needs replacing

Without a photo I would take a guess at it being a rocker arm. It could have snapped due to age related stresses, or as you said you may have a valve problem. A sticking valve could be caused by a ...
HandyHowie's user avatar
  • 25.2k
2 votes
Accepted

How can I remove a stuck cigarette lighter?

I revisited this after a few weeks and it turns out that quite a bit of force was needed. I used a claw hammer under the orange outer sleeve to pull it half way out and give myself a bit more access. ...
Rory's user avatar
  • 360
2 votes

306 Peugeot Vivante 1.9 diesel won't start – I have changed glow plugs and relay

There could be many things wrong here. I would start with the usual suspects, as follows: Can you verify that fuel is getting to the injectors? What is the status of the throttle plate while the car ...
Ali B's user avatar
  • 121
2 votes

Remote Key Fob working only inside the car (close to receiver)

This sounds very much like a 'dry' solder joint on the battery connector. If you're a dab hand with a soldering iron, go to and re-solder the battery contacts. If not, go see your local watchmaker or ...
Bevan's user avatar
  • 561
2 votes
Accepted

Peugeot 206 suspected heater matrix leak

That buildup is definitely the sign of a leak, probably from the seal at that joint. It could have simply worked loose, or the seal could have degraded. If it was me I would drain the system, clean up ...
GdD's user avatar
  • 16.4k
2 votes

What's wrong with diesel on alternator

I wouldn't think diesel would cause any issues with the alternator, for the main reason diesel is an oil, which would lubricate if nothing else. It has detergents, but should be non-caustic (or acidic ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
2 votes

Can not working upstream sensor cause engine overheat?

I've never heard of a bad O2 sensor - upstream or downstream - causing overheating. If the computer can't read the sensor, it will tend to run rich - i.e., more fuel - which will actually produce ...
3Dave's user avatar
  • 3,149
2 votes

Can not working upstream sensor cause engine overheat?

Yes, no, I don't know. The heated exhaust gas oxygen (HEGO) sensor is used to establish fuel air ratios on some vehicles. You could run rich or lean. I've personally seen a vehicle with long term HEGO ...
zipzit's user avatar
  • 6,559
2 votes
Accepted

Should I open the radiator cap in extreme cold

If the system is cold, even as cold as you are stating, there won't be any worries of pressure build up. If the coolant expands to cause pressure issues during freezing weather, you have much bigger ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
2 votes

Peugeot 406 automatic to manual conversion

The Peugeot 406 uses a Transmission control module, did you disconnect this or did you leave it in place? It is located next to the Engine ECU. Firstly you need to find the Transmission Park ...
Newbie Noob's user avatar
  • 2,781

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