6
votes
5answers
1k views

What happens if unsuitable oil is used in a vehicle engine?

I recently heard an urban legend-like story about a guy in a developing country who decided engine oil was too expensive and so used some vegetable oil instead. The story says the car ran for some ...
2
votes
1answer
383 views

Honda Accord 2005 Headlight relay location

Side and full beam working fine, but not dipped headlights. Checked all fuses - ok. I looked at the cover of the fuse box above (pic below). Honda Accord 2005 under-bonnet fuse box Lid Which covers ...
1
vote
1answer
15 views

Car always takes several attempts to start, what's the problem?

Recently (since the beginning of the winter), my car has been taking several attempts to start every time I use it. Several factors about the car have changed, so it's hard for me to tell what's ...
0
votes
0answers
7 views

Location of 1990 Toyota rwd 22R 2.4 pick-up 02 senor

**LOOKED ALL OVER BY DRIVERS SIDE SEAT UNDERNEATH AND NO 02 SENSOR ON TOP OF EXHAUST PIPE*WHERE IT WAS SAID TO EXIST, BUT TO NO AVAIL! ONE PERSON SAID THAT MODEL DOESN'T HAVE ONE! HELP* THANK YOU
3
votes
1answer
79 views

Headlight conversion

I've decided to install a new headlight on my bike. The current setup is two bulbs, one is on for low beam and both on for high beam, with two wires going out of each (h11?). Here is a short video of ...
1
vote
0answers
8 views

Typical voltage drop when air con, radio, lights, etc. in use

Imagine the engine/alternator are running and the battery voltage is 14V. If I now turn on the air conditioner, radio, headlights, seat warmer, cigarette lighter, should I now expect the voltage to ...
3
votes
1answer
3k views

OHV vs. OHC: which is faster in speed, horse power?

What are the main differences in OHC and OHV engine designs, and which is faster or more powerful? Also, which is more reliable?
3
votes
1answer
11 views

Why is the oil pan plug not at the complete bottom of the system?

I've noticed on my Jeep TJ, and my mom's Prius that the screw plugging the oil pan is not at the absolute bottom of the oil pan, but offset. I know that the small amount of oil that gets trapped due ...
1
vote
1answer
82 views

Saab 93 Automatic died when waiting for traffic light and won't start again

I just bought a 2006 Saab 93 Aero 2.0T automatic in October, 72000 miles. Everything seems perfect. But 2 weeks ago, the engine died while I was waiting for red light in the town centre, I just braked ...
-1
votes
0answers
9 views

CJ2A Willys Jeep

I have a CJ2A Willy's jeep and I want the motor and transmission rebuilt where should I go and how much would it cost(I live in Hartland,CT.)
1
vote
0answers
6 views

do diesel engines have Idle Air Control Valve?

My problem is that sometimes when my Astra G tdi 1.7 2002 is idling(is not in gear) the RPM go to 5000-6000, width out me stepping on the gas pedal, so the engine it accelerates on its own while ...
1
vote
2answers
95 views

Rear drum brakes will not release

I have a 2010 GMC Canyon. When you first start up and put the vehicle in gear the breaks will not release.if you accelerate then it will pop and release. This will happen the first two or three times ...
4
votes
5answers
7k views

Charger doesn't stay put in cigarette lighter outlet

The cigarette lighter outlet was never designed to be an electrical outlet the way it's commonly used today. Even so, I've yet to find a plug for charging USB devices that fits and doesn't fall out. ...
7
votes
7answers
18k views

Couldn't start my Volvo due to Key Error. Called assistance and he fixed it by hitting the key with a screwdriver. What could be the error?

My Volvo S40 (06) would not start when I turned the ignition key. I got a message that was somewhat like "Key Error, please try again". I tried with both my keys so it wasn't the key itself. I think I ...
2
votes
3answers
99 views

Should I put my (UK) Automatic into Neutral at stops?

I have a Vauxhall diesel automatic with electronic handbrake. Which of the following is the best procedure at a red light? Leave in drive, foot on brake Leave in drive, engage handbrake Place in ...
10
votes
1answer
98 views
+50

Changing Firing Order in a 4 Cylinder Car

Backstory In motorcycling you can get cams that change the firing order and time from a traditional 1,3,4,2. It's was very common in American roadracing in the 1990's to hear 4 Cylinder engines that ...
0
votes
1answer
232 views

2007 Rabbit - Intermittently wont start

Vehicle: 2007 VW Rabbit. Auto. 2.5L Problem: The problem started one week ago. When starting car sometimes it will only turn over once and then silence. Solution is to wait a minute or so and then ...
1
vote
1answer
25 views

Is it bad to switch gears to D while my car is still moving backwards

I am reversing. While the car is still moving backwards, I switch gears from R to D, and press the accelerator to start moving forward. After a bit the car stops going backward, and starts moving ...
2
votes
0answers
16 views

Will a 95 4AFE engine work on Euro 4 gasoline?

I am hearing news in our country that they might upgrade our fuel from EURO 2 gasoline to EURO 4. I am worried that it might damage the engine on my 95 corolla, which I still plan on keeping for at ...
3
votes
1answer
225 views

1990 Toyota Pickup 22re fuel injection EFI relay is getting hot

While driving my truck, the engine stopped dead, like it ran out of gas. I used a by-pass wire to go around the EFI and Circuit open relay, the truck ran fine. I noticed a ground wire leading from the ...
6
votes
3answers
388 views

Trying to figure out the name of this car part!

I got new tires today and saw that the part that's circled is broken on my car. It looks like it just snapped at the top because part of the bolt appears to still be in whatever the tube is. Anyone ...
-1
votes
0answers
15 views

Best Option, Good Bike, Missing Title and Keys [on hold]

So I got a great deal from a very close friend, she and her husband have been storing a Suzuki GSX-R600 in their garage for a friend. The Basically gave the bike to me, its almost brand new and I gave ...
2
votes
0answers
18 views

Out of round wheel?

I have a '99 Mitsubishi Eclipse GS that has a terrible vibration problem that occurs at all speeds, with it being very bad on the highway. During turns, it gets worse then better, as if both front ...
0
votes
0answers
6 views

1974 VW Bug Headliner

I drive a '74 Volkswagen Super Beetle and I just replaced the headliner. I used the suggested glue and the roof clips but it will not stay up in the back and is beginning to come down in the front. ...
3
votes
1answer
196 views

Key unlocks steering lock but won't turn into the ignition section Hyosung Prima Rally (Scooter)

I have Rally Prima Scooter and just recently I have been unable to turn the key to the ignition section of the lock. I am able to put the key in and turn it one click to unlock the steering lock but ...
4
votes
2answers
167 views

Is it possible to plastic weld a bumper with a heat gun?

I have a 1500 watt heat gun with 12 settings from another project (the Wagner 3500, if anybody is curious.) I have an acquaintance that managed to crack their bumper, and I was hoping that I could ...
2
votes
1answer
20 views

97 Mazda 323: Where is the IAT sensor?

On my 97 Mazda 323 BA 1.8L BP-DOCH I can't seem to find the IAT sensor. It has a B6BF MAF with a 5 pin connector, but I don't see anything else between the air filter and the throttle body. On the ...
2
votes
1answer
21 views

Burning smell when getting out of the car

I sense a burning smell when getting out of the car (Nissan Maxima 02 V6). I am pretty sure it is an oil leak from somewhere based on the odor, but not sure where else to look for. The smell was ...
3
votes
1answer
29 views

At a complete stop, why is my RPM in Neutral gear greater than Drive gear?

I always assumed that my engine would do less work in N (neutral) than in D (drive). However, I tried a little experiment. My car wasn't moving, my foot is on the brake, and I have in D. I then switch ...
1
vote
1answer
41 views

MK 1 citi sport temp gauge fault

I own a MK 1 Citi Golf Sport 1.6 Carb that has 523220 km and recently flushed cooling system and changed coolant. after flush the temp showed above normal despite changing EVERYTHING! I also replaced ...
4
votes
1answer
23 views

Alternative location for motorcycle ignition coils?

I recently replaced the ignition coils on my 81 Suzuki 450. The aftermarket coils are just large enough that the tank won't seat right, even after adjusting the bracket. Would there be any issue in ...
4
votes
1answer
96 views

Buying Car Parts Online

It's clear to me that car parts are cheaper when purchased online rather than through the mechanic. I've been buying tires and break pads online for years with few problems. Now, the wheel bearings ...
8
votes
5answers
60k views

Oil in the radiator, but no coolant in the oil

The car is a '98 Buick Lesabre with the 3800 engine and about 170k miles. It appears as though some oil was in the radiator, but I haven't seen any signs of coolant in the oil. The water pump recently ...
2
votes
0answers
8 views

Media center or bluetooth extension/kit for 2007 Honda Accord?

I am thinking about getting bluetooth kit for my friend's 2007 Honda Accord. She has the 6 CD changer with heating/ac control unit. But no Auxilary input, bluetooth, or navigation. Are there any OEM ...
1
vote
1answer
142 views

Car stalling in the morning

So I have been dealing with an elusive CE light and some shaking of my car for a while now. For a while it was just shaking occasionally, I thought it was a moisture problem, but that doesn't seem ...
2
votes
0answers
25 views

How do you replace the cupholders in a late 90's (1999) model Toyota Corolla?

The cupholder mechanism in my 1999 Toyota Corolla broke on the bottom and on the sidebar and they need to be replaced. How would I go about doing that? I assume the center console has to be taken ...
3
votes
1answer
786 views

Identifying American (Mercury) Mariner outboard

We have Mariner 9.9E outboard motor. Having hard time figuring out year and Yamaha equivalent (early Mariners were Yamahas in disguise). There is very little information on those, and it is hard to ...
0
votes
0answers
20 views

More economic to buy new car and sell quickly or buy a used one? [on hold]

I wonder if there is any calculation/study/research on if it is more economic to rather buy a new car and sell it after not too long time or to buy a cheaper used car. The pros/cons I see: Contra new ...
3
votes
1answer
23 views

Leaking, then not leaking, carburetor

My '59 Nash say for a few months (ok, a year). I recently got it running again by changing out the spark plugs and fuel filter. We let it run for awhile, then shut it down. That's when we noticed ...
3
votes
0answers
108 views

Volkswagen A/C Intermittent

I want to repair my Volkswagen Passat '07 A/C. I've taken it to two shops (dealer and independent) and they both say the entire a/c system needs to be replaced. The strange thing is, that sometimes it ...
3
votes
1answer
40 views

98 Ford Expedition. Anti theft-ignition problem (car not running)

98 Ford Expedition. The car is flushing the theft lights, and is not starting. I been looking for information about this problem. It sounds that it is related to the PATS system that ford has on those ...
3
votes
4answers
54 views

Do I need expensive tires for my Audi A4?

I need tires for my 2005 A4 quattro. Every time I go and get a quote I'm asked what kind of vehicle I have, and once I say "Audi" they recommend for me to get the more expensive tires. Do I need to ...
3
votes
1answer
45 views

Brakes smell, car pedal hard, light smoke, slows down during gear shift

3 weeks ago I bought a car from a private dealer. When I tested it out, the car was completely fine. Not to long ago after, I noticed that my back tail lights were on and figured out it was the braker ...
2
votes
1answer
125 views

Little heat at idle great heat when reving engine

I have new radiator put in due to leak, 96 Dodge Ram Van 1500. I have little to no heat, changed t-stat, flushed heater core, burped system on incline. Heat is slightly better. When I rev the engine ...
3
votes
1answer
15 views

Peugeot 207 Handbrake lever loose with handbrake on

I would like to begin by saying that my mechanical experience with cars only stretches as far as I've seen on Top Gear. My knowledge about cars isn't any better than a 5 year olds. Now then, I've got ...
2
votes
1answer
279 views

Changed O2 Sensor and my mileage went down

I changed the O2 sensor on my 97 Mazda 323 BA 1.8L BP DOCH Lantis and my mileage actually went down. The car had the original sensor in it, with about 200,000 kilometers on it and I replaced it with ...
7
votes
2answers
34 views

Commonly required spare parts for quad bike (e.g. Yahama Grizzly)

I run a remote field station in central Africa, and we are purchasing a quad (probably a Yahama Grizzly) to ease access. Given parts and funding are hard to get hold of, I would like to take full ...
3
votes
1answer
25 views

What's wrong with worn-out suspension?

I'm about to buy an RV from a friend. I've never bought any kind of vehicle before, and I know nothing about cars except through web searches. But I do have a grad-level physics education and some ...
3
votes
0answers
25 views

Clutch/transmission noise [duplicate]

I have a manual transmission in a Ford Ranger with 240,000 miles and it has recently started making an intermittent grinding/grating noise. The conditions under which I have heard it are: Clutch is ...
6
votes
3answers
64 views

What to Inspect / Clean / Change After Buying a Used Car Without A Service Record

Let's say you've bought a second hand car that seems decent, but has no service record. What are the things you would inspect, clean or change right off the bat?

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