2
votes
1answer
36 views

Derbi Cafe 125 stalling when changing to 1st

I have a Derbi Cafe 125. This morning I started the bike up, let it run for a few minutes, changed from N to 1st, and the bike cut out. This happens repeatedly until I walked to work. I then realized ...
2
votes
1answer
69 views

What is a “confidential vehicle identification” number?

What is the "confidential vehicle identification" number? What cars bear that and where is it located?
3
votes
2answers
390 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 ...
2
votes
2answers
1k views

Prius burns off oil very fast. Is this normal?

I replaced the oil on my mom's Prius today, which is 3200 miles or so since I replaced it last. The car only takes 3 quarts of oil, but only drained a little over 2 quarts. My jeep, on the other ...
1
vote
0answers
49 views

Would “one cylinder's out” semantics include a head gasket? [closed]

I sold a car on craigslist with part of the title being "Runs, but one cylinder's out". I had taken the car to Firestone to diagnose why one cylinder wasn't firing right and they said it has 0% ...
3
votes
1answer
1k views

VW Mk4 Golf/GTI airbag indicator warning light

My 2002 VW GTI MkIV recently had the airbag warning indicator light turn on. The VW dealership wanted to charge around $600 to fix it. They told me the seatbelt latch was at fault because it had an ...
2
votes
1answer
70 views

Current from key to solenoid of starter motor relay

I am considering installing a starter motor immobilizing relay inline with the starter setting of the key and starter solenoid. I recently got a MAH-112-C-4 online. It has a 30A switching ...
3
votes
1answer
976 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 ...
7
votes
4answers
62k views

How important is a fuel cap?

I lost my fuel cap a couple months ago and haven't bothered finding a replacement. I haven't noticed any issues with it, but I'm wondering whether it's causing any damage or reducing gas mileage or ...
3
votes
1answer
396 views

Stiff clutch on Toyota Corolla: can it be adjusted?

I have a 2003 Corolla (mileage ~70K) that drives very well generally, except for one problem: The clutch has always been quite stiff since I purchased it a couple of years ago, and I think it's slowly ...
2
votes
1answer
3k views

How do I fix power window buttons?

The power window buttons in my 2007 Ford F-150 seems to have stopped functioning for the passenger and both rear windows and sometimes my driver window stops working. Since it is happening to three ...
1
vote
2answers
4k views

Misfire the next morning if car runs only for 15 seconds

So I had this gremlin in my wife's BMW 330i for at least 4 years. The car runs great but once in a while you would start it in the morning and the engine would sound rough with some shaking. After few ...
1
vote
1answer
51 views

Which car is this?

Can anybody help me to identify the year, make and model of this car?
2
votes
5answers
1k views

How can I increase the life of my diesel engine when my car does lots of small trips?

What things can I do to increase the life of my diesel engine when I make lots of short trips in the car? My daily routine means that the trip to work goes via another destination which gives my ...
2
votes
1answer
60 views

Brakes pads changes and cutting rotors

My brakes started vibrating occasionally when slowing down on highways at high speeds. I have been realizing that the brakes feel low. I went to a shop for an oil change and the mechanic peeked in ...
3
votes
3answers
123 views

2003 F150 5.4L V8 Long Term Fuel Trim High Bank 2

I am currently chasing a lean condition in my Ford F150. My fuel trims were reading high on one bank (bank 2) and I am curious when I find the vacuum leak or whatever is causing the high readings, how ...
5
votes
2answers
136 views

What do the numbers on motor oil specifications mean?

What do the numbers and letters in a motor oil specification mean? For example: 0w-30 5w-40 10w-20 Which values are better? Also, sometimes there are additional letters and numbers ...
3
votes
0answers
112 views

Jeep stalls after about 10-15 minutes driving or idling

1996 Jeep Grand Cherokee Limited This just started yesterday. Instance#1: After about 10-15 of driving (note: It had been about 12 hrs since it was last used) I was waiting at a traffic light when ...
1
vote
1answer
223 views

Does the brake pad need to fit perfectly into caliper?

I just did my first brake job. The brake pads I put into the caliper were significantly smaller than the old ones. The old ones needed to be hammered out of the caliper because they were tightly ...
6
votes
2answers
182 views

Diesel engine starting / first start of the day problems

I’m new to the forum, and no mechanic, so please be kind! Vehicle in question is a 1999 T35 Renault Master 2.5 D. It has had first start issues since I’ve owned it, with white smoke (un-burnt fuel ...
3
votes
2answers
50 views

Tire rotation to fix low tire pressure?

I took my 2010 Civic to the mechanic. He indicated that the tire pressure is low, and suggested rotating my tires as a fix. I thought tire pressure is already pre-specified and should be at a ...
5
votes
1answer
337 views

What are some Seafoam Alternatives

I read this procedure for using Sea Foam ( also listed on their website ) to clean the intake manifold, injectors and crankcase. I think this would be useful for my vehicle, however Sea Foam isn't ...
10
votes
3answers
4k views

Why (almost) all dirt bikes have single cylinder engine?

Every dirt bike i know has a single cylinder engine. I myself ride a Yamaha XT660Z which has a huge 660 cc cylinder. What are the characteristics of those engines? what are the benefits of such ...
3
votes
3answers
295 views

2000 Honda Accord Shakes under acceleration

I have have Honda Accord 2000 with manual 5 gear transmission. During acceleration it shakes like front end is ready to jump out. Engine doesn't misfire or anything - I have plenty of power on all ...
4
votes
1answer
51 views

Why can I not set my Tempomat (cruise-control) to a speed below 30km/h?

Why is it impossible to set a speed below 30 km/h on every Tempomat I've ever seen? Is it for legal reasons or technical difficulties with low speeds? It would be helpful in a stop and go situation.
1
vote
1answer
355 views

Noise when the engine is idle

I would like to know why my car is making noise when the engine is idle, but the noise is silence when I pressed the clutch ?
8
votes
5answers
15k views

Is it normal for the oil to be dark in color right after an “oil change” in a 10-year old diesel car?

I took my 2002 Jetta TDI wagon to a neighborhood shop about 10 miles, 24 hours ago. They supposedly changed the oil, but the color is very dark, almost black. Definitely not light-colored/transparent. ...
1
vote
1answer
21 views

Wheel Vibration - Right front tire

I had my tires checked because the car would vibrate at about 65 miles per hour. The tech found belt shift and flat spotting on right front tire. Does the tire have to be replaced or could I just ...
5
votes
3answers
235 views

What AC component would likely be the problem with my consistent power loss while driving?

I have looked through the questions to find an answer to my question and none of the questions seem to similar enough to this. I have recently purchased a 2002 Subaru Impreza Rs and the car is doing ...
4
votes
4answers
2k views

Improving ugly rims

The rims on my 92 Civic are really ugly (discolored/rusted) and I'm wondering how to best make them look nicer without a lot of work or replacing them, especially since I'm about to get the tires ...
2
votes
1answer
143 views

Single knock sound when stepping on gas

My mazda 3, AT makes a slight knocking sound when I suddenly press the accelerator pedal, and the engine is at low RPM and the gear is high. e.g. 1500rpm, 4th gear, at 40 km/h ATF Oil was changed ...
1
vote
1answer
40 views

Will my tyres fit?

I currently have 225/50R16 run flat tyres on my BMW 3 series 320d E90 (2006) and I am looking to get some new alloys. I'm looking at getting 16 Inch BBS SR alloys. They have a width of 7J and an ...
9
votes
4answers
109k views

Can I drive a car with only water and no coolant if it has a leak?

Recently, I was informed that a car I share ('02 Nissan Sentra) was close to overheating. I was told it gets close to the upper limit very quickly upon running the car. When I inspected the vehicle, I ...
1
vote
1answer
116 views

dodge intrepid 2000 electrical problems

I have a Dodge Intrepid 2000 My car was recently wrecked.The front is bent in. After the wreck everything electrical was still working the only thing wrong with it was the alignment belt. I had ...
4
votes
1answer
14k views

How to tell if the Control Arm is bad too, or just the ball joint

I have a 1997 Ford Expedition 4WD truck that has a LOT of wiggle on the front left tire. I'm assuming that this is caused by a bad ball joint. Is that a safe assumption to make? Assuming that it is, ...
2
votes
0answers
33 views

Are More Recent API Oils always “Better”?

The API ( American Petroleum Institute ) provides certifications for engine oil. Such certifications range from SA for 1930's era vehicles up to the current standard SN. The above linked document ...
2
votes
0answers
42 views

Sand on road cutting grooves in brake rotors

I know someone who has to drive on a sandy road or dirt road everyday. She drives a van 2015 and has factory rims with 4 cut outs in the rims for air flow i guess. It was factory made that way. She ...
1
vote
0answers
38 views

Best way to control engine cooling? [closed]

Should I control engine temp with a thermostat or with a cooling fan temp sensor for on/off of cooling fan? I am installing a Tri cross flow alum radiator with full alum shroud and a special 16 inch ...
11
votes
1answer
2k views

How much does spark plug gap affect fuel efficiency?

I've read conflicting reports regarding how plug gap can affect fuel efficiency. For example, I've read that too small a gap won't cause a clean burn, or that too large a gap can cause misfires due ...
2
votes
1answer
4k views

why doesn't my motorcycle power on?

I have a Suzuki sv 650 2007. My bike recently turned on head lamps, tail, and gauges. Now it won't power on at all, not even a jump start can turn the power on. What can I do to solve the cause? Does ...
0
votes
2answers
87 views

Mercedes Benz GL450 Squeaking noise when cold start

I have a Mercedes Benz GL450. When I start the car in the morning it makes a squeaking noise. After driving the car for a few minutes the sound goes away.
3
votes
1answer
4k views

2011 Grand Caravan only blows hot air to the rear and passenger

I bought a 2011 Grand Caravan last November, maybe that was my mistake, buying in the winter. It has the dual climate control (one driver, one passenger) and a rear control as well. Fast forward to ...
2
votes
1answer
2k views

Is it possible to change the language of a 2009 Mazda Axela stereo and navigation system from Japanese to English?

I have a 2009 Mazda Axela which comes with a navigation and stereo system that is in Japanese. Is it possible to change the language to English?
-2
votes
1answer
40 views

what could be draining my battery on my Chevrolet Silverado [closed]

I need to know what could be draining my battery in my 1997 Chevrolet Silverado
4
votes
1answer
39 views

Windshield chip - what constitutes “edge” of windshield and can I DIY this?

I have a small chip in my windshield I got today driving home from work. It's less than the size of a dime, with a bit of surface damage and some small cracks (which appear to be subsurface? hard to ...
3
votes
1answer
56 views

How long after plugging a tire before I test it?

I just plugged a lawn mower tire with one of the rope plugs + rubber cement. How long should I wait before I reinflate and re-test for leaks? Hour, longer?
4
votes
2answers
179 views

Modest braking sounds similar to squealing tires

When I'm braking at a stop sign, I'm hearing a sound that sounds like a high pitched tire squeal; it's like a mix between tire squeal and the constant chirp from a bad belt, and it's coming from the ...
4
votes
2answers
74 views

Is it common for ECU's to maintain individual limit maps for each knock sensor?

Preamble I'm in the process of interpreting my BMW M5's ECU binary with the aid of some nifty scripting and rather informative forum posts. One of the things I've found is that there are knock limit ...
5
votes
4answers
599 views

Can an O2 sensor cause faulty spark plugs on driver side only when the spark plugs were just changed?

I took my truck (2006 chevy silverado 5.3l v8) to chevrolet dealership due to the fact that it kept sputtering then dying. The check engine light was on the whole 9 yards. The fuel pump has been ...
4
votes
3answers
3k views

How to remove all the fluid out of my motorcycle fuel tank?

I will be cleaning out my motorcycle tank using electrolysis. First, I have to remove all the gas from the tank, and then do the cleaning and then remove all the water that's left over, but I have a ...

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