3
votes
1answer
203 views

Falling RPM's and Stalls after Releasing the Clutch

Once my 97 Mazda 323 get's up to normal operating temperature, around say 90 C, the RPM's will occasionally nosedive after taking it out of gear, releasing the clutch and letting off the gas. What I ...
3
votes
1answer
553 views

Car overheating when ac goes from hot to cold

This is a 2003 Honda Civic with about 140k on it. I've had this car checked out by a mechianic and the thermostat was replaced had a pressure test to check for air pockets, nothing. Had a test for a ...
3
votes
3answers
238 views

Is it mandatory to change oil once a year?

I drove only 4000 km in a year. Volkswagen advises that I change the oil in 15,000 km kilometers or 1 year. In this case, what do I need to do, because I have driven only 5000 km.
3
votes
3answers
772 views

Engine spikes to 5000 rpm when pressing on gas pedal or going uphill

I'm having an issue with my 2001 Solara, and I would like to check out a few things myself before I have a mechanic spend lots of time diagnosing the problem. When the engine is under load -- I press ...
3
votes
2answers
26k views

Is it OK to replace only 2 tires on an AWD car?

On a 2004 VW R32 (which uses a Haldex AWD system), I have one damaged summer tire. All the tires have at least half of their usable tread depth left. At $200 ea, I'd like to replace only a pair of ...
3
votes
1answer
2k views

How to diagnose “Creaking” / “Scraping” sound when entering parking lots?

My drive to work involved entering a lot that has a fairly steep grade compared to the pavement. As such, in low riding vehicles, you need to enter it fairly slowly. The thing is, recently, I can ...
3
votes
1answer
7k views

Fixing a trunk latch on a Ford Focus

If the latch on an '03 focus (not hatch back) just clicks at you 4 or 5 times and never actually closes what needs to be fixed? I can't close my trunk. The black plastic thing that the latch is ...
3
votes
1answer
186 views

Amount of grease needed on a typical wheel bearing.

Replacing front wheel bearings on a RWD truck. Inner and Outer. Will 14oz tube of grease be plenty? Is there a rough estimate per bearing or does it depend on the type?
2
votes
1answer
77 views

Difference between fuel injectors and emissions standards

I have a 2004 Honda Accord EX Sedan with a 2.4L I-4 with California emissions and 250k miles on it. I desperately need to replace my fuel injectors but the price is steep! Can someone explain to me ...
2
votes
1answer
51 views

Paint light scratches repair

Hi I own Renault Megane Mk3 for while and car's paint is almost full with small scratches due to hard cleaning( car was cleaned by a hard surface ), I know its stupid thing to make but it wasn't my ...
2
votes
1answer
50 views

electric windows broken

Can anyone help just got home and have gone to do my electric windows up and non of them will go up I had an issue with the passenger side switch not doing the window up but would do it down but now ...
2
votes
1answer
176 views

Car shaking when braking

I got a used car. I notice that on speeds higher than 80Km and when I brake, the car shakes. The shaking is very soft, it is not tough and it is not every time. I noticed it twice on a 2 hours journey ...
2
votes
2answers
147 views

1987 Yamaha FZ700 headlights not working

I recently bought a 1987 Yamaha fz700, and the owner said the headlights didn't work, and I can't figure out what's wrong. We checked some of the wiring out, and the bulb connectors have no power ...
2
votes
1answer
1k views

2001 Hyundai Sonata System too lean

I own a 2001 Hyndai Sonata. Check engine light is on, and I'm getting an error code P0171, Bank 1 System too lean. I figured I'd start eliminating problems, so when I ran an ODB check, what I got was ...
2
votes
2answers
1k views

On a BMW E46 330Ci, is it necessary to pull the handbrake lever when you're in 'P' mode?

My flatmate drives a 2001 BMW E46 330Ci automatic transmission. I sat next to him while he drove us to the supermarket. When we arrived, I noticed that he only put the gear lever into 'P' and switch ...
2
votes
2answers
4k views

Can I use EP 80W/90 oil instead of EP90 oil?

I have a Belle MiniMix 150 110V Electric Cement Mixer the documentation says to use a EP90 oil in the gear box, but these days it seems that most outlets only sells EP80/90 oil. What is the ...
2
votes
2answers
41k views

Using only coolant or mix of water for radiator?

Do I have to use only coolant for radiator or mix coolant with water, if so what percentage of coolant and water should be mixed?
2
votes
3answers
10k views

What does the Check Engine Light on 2000 Camry at 180,781 miles mean?

The check engine light just came on in my 2000 Camry. It has 180,781 miles, and the 180k mark is the recommended timing belt replacement mark. I've checked the tightness on the gas cap, and I'm ...
2
votes
5answers
2k views

How to solve unexpected skidding in 1995 Toyota Camry

My 1995 Camry LE (4 cyl) skidded twice. Luckily I escaped both occasions unhurt and without damage to the car. First time it happened on a freeway when I applied brakes @ 50mph. I thought it was ...
2
votes
2answers
495 views

Kia Soul aftermarket headlights

What are the options (in Canada) for aftermarket headlights, e.g. HID, etc. for the Kia Soul? I find the Soul's headlights to be lacking, and I would like to get something brighter since I do quite a ...
1
vote
0answers
44 views

Auto transmission just stopped working while I was driving

While I was driving, my cars automatic transmission suddenly would not work in drive or reverse but the motor was still running. Does someone know what the problem could be?
1
vote
2answers
276 views

Air-conditioning intermittent failure

I drive a 2007 model Skoda Fabia 1.4Ltr mpl. My air conditioning trips off after driving for 5minute. Hardly stays on during traffic. Fan still rolls but cooling stops. Also noticed it tries staying ...
1
vote
1answer
116 views

Do car dealerships check if a car needs recalled parts for free?

I'm looking to buy a used car (2003 Nissan Sentra) from a friend who also bought it used a couple years back. Since he bought it used he doesn't know the detailed history of the car. I looked online ...
1
vote
0answers
180 views

Blown head gasket on a 2003 Honda civic [closed]

I had a master ASE tech tell me that my head gasket is blown. Possibly a pinhole leak, of course they won't know the extent till it's taken apart. My question is how much will a job like this cost for ...
1
vote
0answers
27 views

Overheating 2003 Honda Civic [duplicate]

This is a 2003 Honda Civic with about 140k on it. I've had this car checked out by a mechianic and the thermostat was replaced had a pressure test to check for air pockets, nothing. Had a test for a ...
1
vote
1answer
485 views

Does one have to change ester-based fully synthetic oils?

They say that ester-based oils are used in jet-engines, where the oil is sealed, and it never has to be changed. If I use an ester-based oil as the lubricant for my Jetta 2.5L petrol, such as the ...
1
vote
1answer
451 views

'99 Audi A4 seat belt warning sign

I've had this seat belt warning light on my dash for a few weeks now. My dealer says the wiring to my driver seat is gone and replacing it could cost close to 800 USD. Is there a better option?
1
vote
4answers
23k views

What is causing air in my fuel line?

I have a 2003 Jetta TDI. I drove it last night with no problem. This morning I cannot start the car. I popped the hood, and discovered air in the fuel line between the fuel filter and injection ...
1
vote
3answers
425 views

My 2001 Mitsubishi Airtrek revs at 2250rpm for 30 seconds before slowing. Will this speed harm the engine?

My 2001 Mitsubishi Airtrek 2wd with 86000k revs at 2250rpm for 30 seconds before slowing. Will this speed harm the engine?
0
votes
1answer
117 views

The brakes on my vehicle continue to pulsate, even with new rotors and pads

I've replaced the rotors and the brake pads so far, but the brakes continue to pulsate whenever they are applied. The slides on the caliper are not stuck or frozen, but I think they may be the ...
0
votes
1answer
31 views

Temerature gauge goes to zero

Temperature gauge goes to zero when the engine is started. Very warm air comes from vents. AC nor heater are on. Outside temperature is 80. Is it safe to drive three miles to dealer?
14
votes
8answers
242k views

Steering wheel shakes at high speeds

the steering wheel sometimes shakes at high speeds around 70 miles per hour. It does not always happen. Some day when I am driving at 70, I feel no shakes. some day it shakes badly at the same speed. ...
14
votes
3answers
94k views

What iPhone/iPad app works best with ELM327 Bluetooth OBD-II reader?

I've found a number of apps for the iPhone/iPad that connect to ODB-II readers via WiFi, but unfortunately that means that it disables 3G and all the benefits of having a 3G device built into my dash. ...
16
votes
1answer
30k views

How can I repair cracks in leather seat?

The leather on the side of the driver's seat has some minor cracks. I am using conditioner to help prevent this in the other seats but these cracks already exist. Is there a product or patch of some ...
13
votes
1answer
8k views

What is the cause of belt squeak in the morning?

For the past month or so my 2003 Honda Accord squeaks in the morning when I start driving to work. After a couple of minutes of driving the squeak stops. I'm pretty sure it's from the belt area. What ...
11
votes
5answers
11k views

What is a good car to start with if I want to learn auto repair?

A couple of other "getting started" questions have been closed (as redundant with these questions), so I hope that my question is different and specific enough. I'm interested in learning to repair ...
5
votes
1answer
1k views

What is the best way to reverse engineer the signals of a CAN-BUS?

There are always better ways.... I'm up to reverse engineer some CAN-BUS signals. Before I start, I'd like to discuss with guys who done this before and are willing to share their methodology. I'm ...
28
votes
10answers
8k views

What is in fossil fuels that we can't mass produce?

Since fuel is made up of different molecule chains, my question is what is the reason we cannot create the same molecule structure and be able to reproduce the same structure in a lab so we don't have ...
23
votes
3answers
3k views

Why does a gas engines torque and horsepower curve always meet at 5252 RPM?

I'm watching a TV show called Tech Garage and they just made the claim that an engines torque and horsepower curves always meet at 5252 RPM. Assuming this is true, why does this happen? Is it ...
18
votes
2answers
1k views

What possible causes for the “check engine” light can I check for myself?

The "Service Engine Soon" light came on yesterday and isn't going away on its own. The car drives fine, no weird noises, smells, or other symptoms. The manual is not very helpful, just directing me to ...
15
votes
1answer
2k views

How do I find the correct pins in a CAN-BUS connector?

This question might be too technical for this forum, but I'll give it a go. I have a 2012 BMW R1200R motorcycle with CAN-BUS. I'd like to make an Arduino interface to the connector on the bike, but I ...
12
votes
4answers
25k views

brake rotors- blank, slotted or drilled?

There is a lot of conflicting information whether slotted or drilled rotors perform better than blank rotors. For a street car that will do the occasional track day, which type of rotor should I get?
12
votes
3answers
409 views

Any recommendations on vehicle maintenance software for the DIYer?

I currently use a combination of Car Minder for the iPhone - it's only $2.99 but limited functionality - and Excel spreadsheets. Ideally I'm looking for something that will track all service for up ...
9
votes
5answers
1k views

The poor man's Start Interrupt Switch — non-obvious way to disable starting

There's some idiot stealing similar cars to mine -- mid to late 90s Subarus -- in this part of town. The police are pretty confident that he has a jiggle key (the cars have been mostly recovered, ...
9
votes
11answers
51k views

Use of Neutral Gear in Automatic Transmission

I am new to driving A/T cars and I am trying to understand the use of Neutral(N) gear. Should I shift my gear from D to N when my car comes to a complete halt on a red light or somewhere else? As per ...
7
votes
2answers
314 views

How do modern engines differ than older ones

Modern engines produce more horsepower with more fuel economy but with the same procedure of burning the fuel air mixture and moving the piston, but the old ones and new ones are both four cylinders ...
6
votes
4answers
2k views

Does the tachometer provide any indication of fuel usage?

So, I'm driving along on the highway with the A/C blasting when I notice the price of gas. It makes me think, "what can I do to increase my fuel efficiency?" Some of the tips I've heard have included ...
34
votes
3answers
33k views

Is there a way to put Prius with dead battery into neutral?

I own a 2010 Prius. It has a dead battery, front facing forward in my garage. I do not have long enough jumper cables. I’ve searched the Internet. Did Toyota really create a car that cannot be put ...
26
votes
5answers
4k views

What are the benefits of a lightweight flywheel and why aren't they lightweight already?

This previous question explains what a flywheel does and why it is needed. That explanation means that the flywheel needs a certain amount of mass to do its job. However, an "upgrade" for many cars ...
24
votes
6answers
2k views

When is a cold air intake system beneficial?

Cold air intake must be one of the popular mods there is, and one subject to the most controversy as well. Manufacturers of such systems advertise 5-20 HP gains, yet there are claims that this mod ...

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