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Compression ignition in petrol engines

First and foremost, this is not a question about reparing or maintenance. I'm familiar with how both petrol and diesel engines work, and I have a question about (possibly) making petrol engines more ...
0
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0answers
4 views

Nissan X-Trail T31 A/T error when put it in manual mode

I have a Nissan X-Trail 2010 T31 with 138.000kms automatic, and when i put the gear stick in manual mode (sequential mode), nothing happens! I can't change gears manually. It seems to be disabled. ...
0
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0answers
11 views

Possible engine failure

my brother was driving his 05 murano at a pretty high speed, the car just slows down on it’s own cuz it won’t accelerate and when tried to turn it back on , it would click one time but won’t turn over?...
1
vote
1answer
19 views

Can a vibrating rubber hose safely rest again a stationary smaller metal line?

I've recently had an AC system repair done on my car, since the AC clutch coil thermal fuse went out without a reason, and the compressor needed a new coil or it wouldn't operate at all. However, i'm ...
0
votes
1answer
9 views

Music playback on an old car

I have a BMW 525i E60 2005 which doesn't have aux , bluetooth or USB. It however does have a CD player which I have been having to use for the time being. I need a way of playing songs from either ...
0
votes
1answer
14 views

Setting the car to “park” for a long time [on hold]

I have Toyota Corolla 1995. Suppose I set the car to "park" for a day continuously. https://www.google.com/search?q=toyota+car+park+neutral&rlz=1C1CHBF_enUS857US857&source=lnms&tbm=isch&...
1
vote
0answers
4 views

OBD2 not showing up under Bluetooth devices

When plugged into one car it shows up but in the other one it doesn't. So I know the obd2 itself scanner is not dead. In the working vehicle all functions are working. works in 2005 Porsche Cayenne. ...
0
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0answers
13 views

Here’s a challenge

My car is making a rapid clicking sound. It sounds like it is coming from the dash and the sound is much louder inside than outside. This only happens once the car is turned off. It does this off and ...
1
vote
0answers
14 views

Is 7% refrigerant loss per year worrying?

I some time ago had my car's air conditioning system serviced, when the car was 2.5 years old. It was functioning okay, but I opted for the service because I wanted to have a measurement of the ...
0
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0answers
9 views

What is this key hole used for, it is located under my hand brake(See the attached picture)

I own a 2003 Ford Focus, made for EU and I wonder for what is this key hole designed for.
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0answers
10 views

High Mounted 3rd Brake Light Not Functioning

I have a 2013 Jetta TDI with 34k. The third brake light doesn't work, I tried the flashers ... still doesn't work. I don't have a meter, so I can't tell if there's power to the wires. I did take the ...
0
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0answers
8 views

Alternator sudden voltage drop after engine running for 2 minutes

My battery lamp in the gauge cluster turns on after the car have been running for approx 2-3 minutes. I have measured the voltage and when I start the engine and when it's running for the first 2-3 ...
1
vote
0answers
19 views

Can someone help to find the root cause of this oil leak?

I am trying to locate the root cause from where this engine is leaking oil so that I can buy all the right gaskets. What confuses me is that highest spot where the oil traces are visible is around ...
0
votes
1answer
6 views

Hyundai electrical

When switching car off unable to get key from the switch. The switch will not go past acc. point. Remove battery ground cable then able to switch to lock position and remove key.
1
vote
0answers
11 views

Hyundai ix35 clicking turning wheel and rattling going over bumps

Hi my name is Kris carter I own ix35 I have couple of issues clicking noise when turning steering wheel and rattling noise when going over bumps. I’ve had front suspension and control arm replaced I’m ...
1
vote
0answers
17 views

My car brakes gets stuck sometimes

I have a Honda Jazz, and sometimes when I step on the brakes it sometimes gets stuck. It's like there's compressed air preventing the brake pedal to go all the way to the bottom. As I release and step ...
0
votes
0answers
19 views

Does coolant have a shelf life? [duplicate]

I have found some old opened bottles of coolant (green, undiluted, aluminum safe) in my garage, they've been opened and partially used. The remaining coolant has been there for somewhere between 5 ...
2
votes
2answers
27 views

Remove weird stuck-on substance from windshield

On a recent trip, while sitting in the passenger seat, I noticed something strange by the edge of the windshield. At first I was afraid that the windscreen got chipped, which would be upsetting given ...
1
vote
0answers
7 views

Steering and Ignition locked Alfa Romeo 1995 GTV Spider

I’ve recently bought an old Alfa Romeo 1995 GTV spider with the intention of getting it back to working order. The issue at the moment is that the steering wheel is locked and the key won’t turn ...
2
votes
4answers
59 views

Why do worn diesels emit black smoke?

I have often noticed that on the road, whenever a heavy diesel accelerates, it emits a huge cloud of black smoke. If this happens in front of me, I put the air recirculation mode on. This typically ...
0
votes
2answers
59 views

Is this tire dangerous to drive with or is it driveable. Only one that has damage

Mustang 2011 don’t know how this happened to this one tire. Recently purchased the car, maybe happened when driving over potholes don’t know. Had this car for 3 weeks so far and noticed I had this ...
1
vote
2answers
40 views

Can vehicle engine reach redline in highest gear?

I’ve recently been researching how engines and transmissions work (Im a novice) and I was curious about what determines a vehicles top speed. Whilst trying to figure out gear ratios, I asked myself, ...
0
votes
0answers
10 views

While driving Eps of Eon magnave sounded til tik tik tik and become very hardi [on hold]

All fuses were checked by local mechanic.all well so he told Eps system is to replace.Eps lifht of starring remains on while driving and starring is very hard . tell me actual solution sir and what is ...
0
votes
0answers
9 views

Will Vaseline added to the rubber on the outdoor power outlet help prolong the rubber life? [migrated]

After just a few years say 8 to 10 the rubber has been 'eaten up' by micro-organisms. Will Vaseline prevent that meaning prolong the life of the rubber?
2
votes
3answers
42 views

Can I keep a second car starter battery around as a backup?

I replaced my <1 year old car battery with a new one during troubleshooting, but the actual problem I had was the alternator. So now I have 1 new car battery and 1 used but good battery (and I can’...
0
votes
1answer
31 views

What to check when my car has an electrical problem? [on hold]

My car is showing an electrical problem (I suspect it is electrical). As an intermediate DIY what should be the first things I check, and how easy is it to check them? I'm thinking of Fuses, Relays, ...
2
votes
1answer
24 views

Wipers malfunction: they automatically start and don't stop at the correct place

I have a car that seems to have an electrical problem. Here is its weird behavior: When I turn the key (turning on the electrical component of the car) the front wipers start to wipe the windshield ...
1
vote
0answers
10 views

Ford Fiesta 1.6 i manual 2009 - oil in water bottle [duplicate]

Yesterday at the garage after the usual checks the petrol attendant advised me that there is oil in my car's water bottle (which looks like milky brownish something) I did not have any warning lights ...
0
votes
2answers
25 views

How to determine exact amount of oil in a refrigerant system?

Our all components and refrigerant pipes are new. As far as we know, Compressor is sold with oil inside of it. Do you think should I add extra oil into system after I assemble all system or Is the ...
0
votes
0answers
20 views

Royal Enfield Classic: Suddenly Stops

My classic Bullet, starts in a few kicks, revs perfectly( when it is on the stand), I changed into first, while it was on the stand and it works. But as soon as I put it down, as soon as it touches ...
1
vote
1answer
33 views

How to correctly jack up the front of a 2005 Mazda 6

I did a fair amount of research before trying to jack up the front of this car. I watched some videos of people jacking up similar (but not identical cars), and I pulled this image from the web: ...
0
votes
0answers
45 views

What is this 5-pronged electrical outlet attached to the alternator used for?

I have the below hookup right next to the engine (CAT 3116) and I'm not sure what it is for. I tried googling this, but didn't find a hookup that was similar. The approximate circumference of the red ...
1
vote
1answer
27 views

Is it safe to use the AC if the pressure is too high?

My dealer replaced the AC compressor in my 1997 Accord recently. However, they said the pressure in the system is too high due to contamination and I need to replace several other parts of the AC ...
2
votes
2answers
40 views

Can i modify my motorcycle voltage regulator cooling fins?

On my motorcycle, I have a voltage regulator similar to this one: Some times over long trips and especially in summer, it tends to get really hot even though it is located under the subframe, exposed ...
1
vote
0answers
25 views

2004 Toyota tarago accelerator not working

I have a 2004 Toyota tarago & put a new battery in it but didn't realise it was around the wrong way & I connected the terminals back to front (negative to positive, positive to negative) for ...
3
votes
1answer
38 views

New wheel bearing makes more noise than before

I purchased my own front wheel bearing hubs for my 2009 Dodge Grand Caravan. I had one installed, and then had the other one installed 5 days later. After the second one (right side) was installed I ...
2
votes
1answer
25 views

Leaking antifreeze

So I had a leak from my upper radiator hose last week. Replace it right away then yesterday it started to leak from the bottom one. Replace that one and now it is leaking antifreeze some where else.
2
votes
1answer
36 views

My tires are louder than normal

That is the simplest way I can describe the problem. I changed into my summer tires and after that after I get past 40 kph the car starts to get very loud. Between 60 and 100 is a little quieter but ...
1
vote
0answers
23 views

1998 Honda Civic DX — P1337 crankshaft position sensor 02 no signal

I've been doing some research, but still need a bit clarity. As far as I know, the car has two crankshaft sensors - position sensor (CKP) and fluctuation sensor (CKF). The first one is embedded in ...
1
vote
0answers
10 views

2009 Malibu hesitates when accelerating at first, then runs normal

My 2009 Malibu (LT, 2.4L v4, 140k miles) is having acceleration issues. It doesn't happen every time, but when accelerating from a stop the engine will run up to around 2300rpm then hang there for ...
1
vote
1answer
33 views

Clutch on new car

I recently bought a new Suzuki Dzire manual transmission and I have this weird behavior with the clutch’s biting point. When I start the car in the morning everything’s fine. The biting point is about ...
21
votes
7answers
7k views

How slow ( not zero) can a car engine run without hurting engine and saving on fuel

New cars have stop-start system (even though this has been available for a long time). My question is: why are car companies emphasizing shutting the engine down at a traffic light, rather than making ...
2
votes
1answer
32 views

05 WRX drive train issue,grinding noise coming from center to back of car + rear wheel hop developping during tight slow turns

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 ...
1
vote
1answer
37 views

How can I test alternator

The voltage of my car battery is not fixed when AC going to active. In fact, I saw that the voltage dropped when the compressor clutch turns on. I suspect alternator and battery. Now I want to test ...
0
votes
0answers
21 views

Can I use a battery isolator and have a lithium battery and lead acid battery charge off of the same alternator?

The lead acid battery is for a high current application (650 amp @ 3 min max) and the lithium is a house battery. The lithium is a 12.8v nominal. It charges to 14.6v then the BMS cuts off incoming ...
1
vote
1answer
58 views

Spare hide-a-key for both access to the car and starting?

My wife and I have a pair of Chevy Volts. Mine is the 2018 model, hers is slightly older. Each came with a spare mechanical key in addition to the radio keys. The mechanical key can be used to open ...
0
votes
0answers
16 views

Piaggio Ciao alternatives [on hold]

I will be moving to the US soon to a small town with little trafic. In Europe I used to move around using my Piaggio Ciao, a bike with an engine. I am now looking for an alternative that would be ...
4
votes
5answers
6k views

Will this tyre fail its MOT?

It's a smallish cut on the sidewall, and I don't think it goes deep enough to reach the cords. Thanks.
3
votes
1answer
37 views

Can i Mix Recommended Transmission fluid?

I have a Suzuki Grand Vitara 2008 Model with a 2.4L Engine (Automatic Transmission) which has a recommended transmission fluid of Suzuki ATF 3317 or Mobil ATF 3309. I bought this car 2nd hand so I don'...
2
votes
2answers
66 views

Can an alternator maintain a good system voltage (14 volts measured at battery terminals) but not be supplying enough current?

I'm reading a car electronics textbook that claims that an alternator can maintain correct system voltage (say, 14 volts) when under load, yet not be outputting enough amperage. I can't understand how ...

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