All Questions

I'm trying to understand how, at the level of SID (Service Identifier) ​​and PID (Parameter Identifier), a communication must start between an external scan tool and any vehicle ECU (Electronic ...

My neighbor has a 2010 Peugeot Partner II turbo diesel ( Same engine as the Citroen Burlingo ) he's been having problems with. Background: Car was idling poorly, smoking, sputtering and had no power. ...

A friend has a 2010 Peugeot Partner II with a 1.6L turbo diesel engine. It was idling horribly with white smoke and had no power under acceleration. When I floored the accelerator parked it would ...

inside of wheel not sure if this could be the problem

I have a 2004 Honda Accord EX. When I am stepping on the brakes it rattles extremely loud. At lights it’s extremely loud. I’ve found that putting my car in "N" or park while at the light it ...

I was power washing my runabout boat today and sprayed over this vent. What is behind the vent? Is it OK to get it wet? My boat is a Stingray, but this picture is from a Bayliner.

My vehicle is 2011 Lexus RX, and I replaced the new battery at https://www.amazon.com/gp/product/B000MS9VZK/ref=ppx_yo_dt_b_asin_title_o05_s01?ie=UTF8&psc=1. The new battery dimension is smaller ...

My 3 yr old battery went dead and would not jump off. Replaced it. After 48 hours it was dead. Jumped it off. Held charge another 10 hrs. Dead again. Took to a shop. They replaced the negative cable ...

I need to put in front crankshaft seal on 1996 Toyota corolla I have to pull the timing belt gear off the crankshaft to do so I have searched everywhere and haven't found a answer any help would be ...

2011 Honda Civic. Car was sitting for multiple months. Car battery was dead once tried to use of course, alarm was set when car battery died. New car battery purchased due to battery being bad. After ...

I have a Honda Accord 2004 (https://honda-europe.epc-data.com/accord/2004_6mt/2895/). I bought new front brake calipers for it with brake fluid bolt. Somehow the bolt doesn't fit into the caliper ...

My engine was starting to make a loud knocking noise, so what I did, I turn the engine off, and I checked the oil, and the oil dipstick did not even register no oil at all? So I turned the engine on, ...

My car was having power issues so I took it to the mechanic who said cylinder 4 was misfiring. He came back to me and said he swapped the ignition coils over and rescanned with no misfires and told me ...

I need to replace the engine control unit, ECU, of my Honda Civic 2000, my car doesn't have an immobilizer, it starts with a basic metal key, so, do I need to program the used ECU replacement?

I need to replace the front catalytic converter on my 2006 Suzuki Aerio. The part came in bare metal, no paint or any coating is visible or possible to feel on the surface. Should I not paint it to ...

My factory service manual states fuel pressure should be 50 psi with the engine running at idle. This is a six cylinder 2008 Subaru 3.0R engine with a return-less fuel line to the injectors. ...

After trying to start the bike for about 30 seconds to no avail, I found that the screws attached to the battery had become hot to the touch. Taking the battery out and testing it with a voltmeter ...

Need HELP! A built 4cyl engine from a reputable shop with 3000 miles on it! I have 2 catch cans, one for the PCV and one for the CCV. I get almost nothing in the PCV catch can but i get about 3 ouces ...

My ES300, like most models has a two tone paint job. After doing some research on Lexus paint codes, I found that the driver side door has a label specifying the exact color - for the paint on the top ...

I have a coolant leak under the oil pan. I tried tracing up but could not locate any hose nearby with any problems. The heat of the engine burns up coolant and the smell goes out from the hood. It ...

My engine was recently misfiring and I replaced all of the spark plugs as a first attempt to get things working. It did not fix the problem, and the misfire continued. However, I did notice that for ...

End of Nov 2018 I took the Mini for tire rotation and told the garage I was taking a road trip and to check all fluid levels including the oil. When I picked it up they confirmed this was done. The ...

I have a lease BMW 335D M Sport Touring (F31/2016) and I am not permitted to alter it without reparing any changes. So, if I fit a tow bar I have to remove it at the end of the lease. I've asked ...

I have a 2010 Ford Escape with 95,000 miles. I have a problem with the car that when I put the key in and turn, the car doesn't crank. The lights come on when the key is turned, but there's no sound ...

can I kindly ask your opinion on my car issue? I'm not deep in field of engines and this problem is causing my serious headache and a total waste of cash without any results. I've a 2015 VW Polo TDI. ...

I have a product that takes an OBD 2 plug for power and I don't want to use my standard OBD port. I need to create an OBD 2 port for power purposes only, how could I do this and does the port run at ...

How do early transmissions know when to shift? How do they go to the right gears for the right conditions (heavy acceleration, going up a hill etc.)? I cannot imagine how it is done without electrical ...

I bought an used car of 2011 make camry, which is in good condition. The car is accelerating too quickly, even for a little gas and it's jumping with out a smooth move. I am afraid to put my foot ...

My family is moving and the movers loaded our Honda Ruckus into the truck with the front wheel raised to make a 45° angle. Could this cause any fluids to leak?

I pulled my rearview mirror off when I was doing a tint (and I didn't do the tint well so I'll re-do it), but how can I put it back on? That screw doesn't look like it can be unscrewed, but I haven't ...

New here! Will say right off the bat car knowledge isn't my strongest suit but i've been trying to tackle my latest problem. I've got a 2004 Ford Fusion. About a week ago when parking up i noticed a ...

My spouse has decided to turn our garage into a workout area, so every day they pull my car out of the garage, do their workout, then pull it back in. Is all that engine on and off without actually ...

Took a 2015 Mitsubishi RVR (Outlander) AWD into a mechanic to have the Airbag Service warning looked at- car had been jump started from a dead battery and the Service warning was flashing. Somehow ...

I read that when charging a battery(charger to battery) or battery to battery(I imagine) a toxic chemical/gas is released from the battery. As such you should ventilate and not be in the home whilst ...

Looking at this for a friend, the car originally had some cam or crank code (no one remembers what the original code was and it wasn't documented) so they did the timing chains. Apparently they made ...

I've got a Honda Civic 2006 that I've recently added a nice aftertmarket Android Auto head unit to because I got used to the one I had in my old work car (a 2018 Audi A3). This unit works great, ...

My front differential is make noise because of a leak. I have been watching videos how to disengage the front differential and make it a 2 wheel rear wheel drive only ( I don't need 4 wheel drive). ...

One of my cars was parked for a few months and it couldn't start after that. I could jump start the car and gave it some good drives (2hrs in total) to recharge the battery. However, that didn't help ...

When I opened the hood I saw the radiator cap missing now car won't start...why won't it start

I want to know how to find TDC on compression stroke, the only problem is how do you find it without the cams or valves(they would have been taken off and then put on again because this would be from ...

This is one of those phrases I have heard a lot but never bothered to ask what it meant. Until now. What exactly is an intake manifold?

I have a Nissan VK45DE engine with some oil consumption issues that I think are leaking valve seals. What harm will come to an engine if used long term with leaking valve seals other than the ...

I stopped and got gas got in the car and now it won’t start. Opened the hood and there is clicking from the fuse box.

Recently I went to a chain tire shop/garage. My left rear tire had a bulge just above the hub cap. I looked online and it appears that this could be really bad if I didn't fix it. So, the serviceman ...

I have a 1996 Nissan Altima O2 + Catalytic converter not ready. I want make sure O2 sensor really work. Upstream sensor (before CAT) work by measuring voltage when heated up with torch. Downstream ...

How is software for cars developed? Is this done by the manufactor or do they buy pre made software from some company, the same way as they use many parts from other companies? If this is done ...

This been a quite humid winter here in Finland, and temps have been going over and below zero a lot of times. Something, that at least in the area were I live wasn't common. I just notice than some ...

I'm more than a little surprised that searching for "fuel tank" and "heat shield" brings up no questions on mechanics.SE. Indeed the very keyword "heat shield" has not ...

Hybrid vehicle has not been used for several months due to COVID-19 pandemic. Vehicle has a 3 year old 12V AGM battery. Battery is not used as a true "starter" battery; it just boots the ...

I have a 05 WRX which has been producing grinding noise from somewhere between the center to the back of the car. The noise starts to happen once the car is warmed up and under power. It can also keep ...