2
votes
2answers
67 views

Mysterious honda civic 2002 overheating some time

Okay, so lets start here. First my car started overheating. We changed the thermostat but it keeps on over heating. Let me explain my problem. I am driving on highways my heaters work perfectly ...
2
votes
1answer
75 views

CO, NOx, HC plot with AFR Table [closed]

Can someone provide me with a lookup table (reliable of course), or a plot (with exact plot to scale) for CO, NOx, HC emission from a SI engine? If possible, I am also looking for the same with for ...
2
votes
2answers
323 views

Formula to calculate emission rates

OBD tells whether I have passed the emission test or not. I want to know the formula by which it calculates the rate of CO, NOx, HC emission from my car and compares it with some set threshold value ...
2
votes
2answers
556 views

Interpreting ABS/DSC fault code

I have an ABS, DSC and handbrake warning light (the latter telling me it's likely from one of the rear wheels) on my BMW E46 320d from 2001. The warning used to be intermittent (it would go away, then ...
2
votes
2answers
106 views

Ford Escort overheats when switching FROM highway TO city driving

I have a 1998 Ford Escort with 113k miles. It's never given me any major problems before, except for the AC going out about 4 months ago (details to follow). In the past week while driving with the ...
2
votes
2answers
3k views

What is the simplest way to replace a Subaru front power window motor?

2006 Subaru Impreza It's a recently purchased car. All other windows can be opened from the driver's side 4 switch control, except for the drivers window so it appears the drivers window motor itself ...
2
votes
3answers
596 views

What happen if an engine is welded directly to frame (no mounts)?

Just curious ... any downside beside a lot of vibrations?
2
votes
1answer
92 views

Testing a used car: steering is not 100% light

A very newbie driver here. The only car that I tried was the car I used in the driving lessons. It was a Golf 2013. Today, I tried the first car and it is a Mercedes Benz C200 (it has power steering). ...
2
votes
2answers
79 views

Bolt reaches end of hole but threads don't grip

Is there anything I can use short of Helicoil, which I'm really hoping not to have to use, to make sure a bolt sits in its threaded socket in my engine block and torques to spec ? The problem that I ...
2
votes
1answer
463 views

Daughter's 2005 Nissan Sentra 1.8 SE - No Low Beams - High Beams Fine

Daughter was driving home last night from work and noticed "it was very dark" on the way. Turns out low beams won't come on at all. High beams, parking, tail, turn signal and flashers all fine... just ...
2
votes
2answers
1k views

07 Toyota Sienna Heater takes 20 mins to blow hot

The dash temp gauge reads in the middle between hot and cold within a few minutes of running. However, it takes about 20 minutes for hot air to come out the front heater vents when the heater is set ...
2
votes
3answers
75 views

What is this thing behind my oilpan and is it bad that it's cracked?

Sorry I can't be more specific. I have no idea what it is and my google-fu has failed me. Here is an image of the part in question. It is in the center of the image and has a large crack in it. ...
2
votes
2answers
3k views

Pressing on gas and brake at the same time by mistake - How harmful is it to the gearbox?

I usually brake with my left foot when driving a car with automatic transmission. I find it easy to switch between right-foot and left-foot braking if needed (for example, if I need to drive a car ...
2
votes
1answer
616 views

Can replacing valve cover affect engine performance?

I have seen some pictures of people replacing their OEM valve covers with something aftermarket, usually something painted. Considering that is only pretty much just a lid that goes over the topmost ...
2
votes
4answers
1k views

BMW e46 cabin air vent smells [duplicate]

The cabin vents smell like mold and mildew. It's worse during humid days. I'm pretty sure the AC has something to do with it (since it smells bad when I turn the AC off and keep the fans blowing) but ...
2
votes
2answers
42 views

Is a loose part on a 1995 Mercury Tracer important?

I just noticed a loose part on my 1995 mercury tracer trio. Honestly, I am unsure of the name of the part and its importance. It's the black plastic piece under the front bumper and it's hanging but ...
2
votes
3answers
343 views

Do all 12V batteries produce the same amount of current?

I have a car battery which is roughly 12 V. Sometimes, I will not use the car for a week (I bike instead), and the battery voltage drops to 9.5 V ~ 10 V. This low voltage makes it hard to start the ...
2
votes
2answers
2k views

Why is there a “DO NOT PUSH” sign on the back of some trucks?

I often see a "DO NOT PUSH" sign on the back of trucks (I believe they have all been large semi-trailer dump trucks). I've even seen "YOU PUSH IT YOU OWN IT" signs on a few. This raises two questions ...
2
votes
1answer
522 views

What does 'M10 x 1.00' mean when referring to fuel injectors?

I need to replace some fuel lines (from the injector control to the injector) on my 93 VW Cabriolet. The site that sells the lines has 2 options for the 'Injector Size': M10 x 1.00 or M12 x 1.5. I'm ...
2
votes
3answers
666 views

Is Petrol usage Proportional to Gas Pedal position

I was wondering about this the other day. Is the petrol usage in the car only influenced by the position of the gas pedal? So for example if I take my foot of the gas and coast for 30 seconds, would ...
2
votes
2answers
186 views

Use pulley from old water pump?

The water pump on my car went out so I need a new one. The pulley itself looks fine, not bent, but the entire pulley is tilted in such a way that I'm guessing the pump shaft broke. The local part ...
2
votes
2answers
3k views

Where to store or mount a fire extinguisher?

I bought a small 1kg fire extinguisher for my car. However, I'm not sure where should I mount or store it. It should be readily available for emergencies, but at the same time it must not endanger ...
2
votes
1answer
14k views

Exposed tire wire- safe to drive home?

I need to drive 20 miles on the highway home, is this tire safe to to do that or is the wire a serious concern? I've driven 10 miles on it so far.
2
votes
3answers
188 views

Vehicle squeaking 3-4 times when beginning to drive. Stops after getting some speed

Recently I've noticed that my 2012 Nissan Frontier (Automatic Transmission) is squeaking when I start driving from a complete stop. It will only squeak 3-4 times and will go away once I've gained some ...
2
votes
2answers
736 views

Undoing a rounded-off triple-square bolt

I rounded off a triple-square bolt while trying to undo it with a regular 6-point Torx bit. How can I undo it without resorting to purchasing a dedicated triple-square bit? The bolt is done up with ...
2
votes
1answer
112 views

Need clarity on the penny test

On 3 of my tires, the penny just won't stand in the tread. The gap in the tread is too wide for the penny to stand. Does that matter? In case of the 4th tire, the penny goes in to some degree. This ...
2
votes
1answer
3k views

Does clutch fluid normally run out?

I had my oil changed earlier this week, the people there told me my "clutch fluid" was low. On my first trip after the oil change (2 hour round trip) my clutch started acting weird, it wouldn't pop ...
2
votes
1answer
247 views

Could my brake problems be caused by a wrong kind of brake fluid?

The brake light is on in my 2007 Toyota Tacoma 4WD v6. The recurring pattern has been that I would fill up the brake fluid but then it would drop below the minimum mark after just a few days. It ...
2
votes
2answers
445 views

What does CC refer to when describing an engine?

I have been learning about various older cars on Wikipedia. I've always wondered what the "cc" refers to in the engine description. For example: 1964–1969 Porsche 911: 1991 cc 1965-1969 Porsche 912: ...
2
votes
3answers
2k views

2002 pontiac grand prix gtp fuel consumption

Just recently my sending unit has broke on my gas gauge and I filled the car with gas and I am wondering if anyone knows aproximately how many km on the odometer can I go with a full tank of gas just ...
2
votes
2answers
778 views

Rounded Oil Drain Plug Dodge RAM

I am changing the oil on a 07 Dodge Ram 1500 with a manual transmission. First surprise was the filter that required a wrench to take off. Second is the oil drain bolt is skipping a lot, I can't get ...
2
votes
1answer
272 views

Rear suspension much more sensitive to bumps than front

Whenever I drive over speed bumps (or pot holes or whathaveyou) I notice that when the rear wheels go over, the whole car jumps up and down and clatters, a lot more so than the front wheels. I am ...
2
votes
2answers
711 views

Can an improper jump start cause damage to the starter motor?

Can a charger pack applied to the wrong terminals cause damage to a starter motor on a car. This was done resulting in a loud bang, flash and smoke inside the vehicle. What other damage could have ...
2
votes
1answer
8k views

Best way to remove partially stripped and rusted fuel filter nut?

I missed the memo about replacing my fuel filter every 30k, so it's been more like 100k since it's been replaced. Anyway, the car is a 2001 Buick Regal, and the fuel filter nut (not the quick connect, ...
2
votes
2answers
929 views

Reverse parking sensors

I've been thinking on fitting an after-market reverse parking sensors for my car, and I found 2 options: Electromagnetic Ultrasonic The Electromagnetic doesn't require to make holes in the ...
2
votes
2answers
44k 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
1answer
199 views

What is this exhaust type thing?

What is this black exhaust type thing coming off the side of this land cruiser? What is it for?
2
votes
4answers
30k views

Can I get bluetooth music enabled in my 2009 BMW 528i?

I just bought a 2009 BMW 528i. It’s my understanding that the car doesn’t support A2DP which is a technology that would allow me to connect to my stereo system via Bluetooth and stream music ...
2
votes
2answers
227 views

1995 Mercury Mystique - AC compressor turning on and off

The AC compressor in my car is turning on and off repeatedly, and not really getting a chance to get cool. From what I've read this can indicate low coolant. I've just had the system repaired a month ...
2
votes
2answers
684 views

Damaged frame on my motorbike

My 10 year old Yamaha Super Tenere 750 has been off the road for a while as when I got it I learned it had had a bad crash which bent the frame. The rest all works, so I plan to take it to a garage to ...
2
votes
1answer
1k views

Installing Tachometer on bike

I have 1997 model Kawasaki 4s champion (100cc 4 stroke bike). It have no tachometer . is it possible to install new tachometer on my bike. can anyone give some advise ?. thanks in advance
2
votes
1answer
1k views

How should I clean brake dust off my hands?

Wiped a bunch of brake dust off my car's wheels and got some on my hands; what's a good, responsible way to wash my hands after I get brake dust on them? I don't really know if it's unsafe to get it ...
2
votes
2answers
149 views

how a car engine can get accustomed on some behavior?

A lot of people say that a car engine gets accustomed to the driver style and in particular to specific RPM gear changing and it will perform into those "learned" parameters. I must mention that I am ...
2
votes
3answers
145 views

Effects of significant draw on alternator and battery

Hypothetically speaking, let's say I've equipped a vehicle with an aftermarket audio system with an amplifier that has a higher draw (in amps) than my alternator produces causing my average voltage (...
2
votes
2answers
541 views

Maintainance of shock absorber

I have a 125cc bike. My cousin uses my bike more than me. He is more than 110 kg in weight. So I feel that my bike's shock absorbers will be break down soon because of my cousin. So is there any ...
2
votes
3answers
409 views

New brakes squealing?

I just had all my brakes, calipers, and something else related to that replaced. Brand new. And they're working perfectly. So why are they squealing whenever I touch the brake pedal?
2
votes
3answers
1k views

Front End Alignments

I recently had my vehicle in for a front end alignment. They told me all of my shocks were bad, causing all of the problems, and that they would not be able to align the front end with those bad ...
2
votes
2answers
3k views

2000 Jeep Grand Cherokee Draining Battery

I have a 2000 Jeep grand Cherokee. I can jump or charge, drive it, then the moment I shut it off it is dead and needs a jump. I have pulled all of the fuses, and bought numerous batteries. It is not ...
2
votes
3answers
4k views

Why would welch plugs start leaking?

I have a VW Citi Golf, and the Welch plugs on the engine block suddenly started leaking water. The engine sounds fine, but it obviously leaked a lot of water and although I didn't drive far, I'm not ...
2
votes
4answers
757 views

Oil on driveway: Will a Belly pan be helpful?

My car slowly drips oil from the drain plug and between the tranny and engine, at least, according to the mechanic. An unnecessary 1600$ repair. Do you think a belly pan would be helpful to at least ...

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