2
votes
0answers
20 views

1983 Mazda 323 won't start

I have a 1983 Mazda 323, and it won't start. The battery died from the radiator fan running over night, so I charged the battery all the way and it still won't start up. It sounds like it really wants ...
4
votes
2answers
101 views

1996 Toyota Camry unlocks and locks itself

my 96 Camry started locking and unlocking itself sometimes while driving and sometimes when not driving I will go to get into my unlocked car just to find it lock. It didn't really bother me til last ...
4
votes
3answers
167 views

2004 Hyundai Sonata starts and then dies

My aunt has a 2004 Hyundai Sonata. It's been running rough for quite a while (few weeks, months?) now - it seemed to coincide with her daughter hitting a huge pothole/bump. She drove about 40 miles ...
1
vote
0answers
51 views

Subaru Outback with EJ25 making noise when easing off the accelerator

My friend has a 2007 Subaru Outback (with an NA EJ25 motor, 140k miles, automatic) that is making a noise when he eases off the accelerator pedal. It seems to happen when the engine hits over 3k RPM ...
5
votes
3answers
174 views

Problem with Temperature rising after 30 minutes of driving?

I have a Mitsubishi Galant 2003, 2.4L engine with 234k miles on it. When I drive it the temperature gauge gets up to exactly midway, until exactly 30 minutes. Then it goes up to about 2/3 or 3/4 of ...
3
votes
1answer
69 views

Is it fine to use higher octane gasoline than what is recommended on the fuel cap sticker

I've got a 2000 W202 Mercedes C240. It's got a V-shaped, six cylinder gasoline engine. On the fuel cap, it says RON 95 EN 228. And in the manual also it says "Use only Premium Unleaded petrol". I ...
6
votes
1answer
248 views

Testing automatic choke on a scooter

My Peugeot Speedfight 2 is having trouble starting when cold. I took down the carburetor and cleaned it. The spark plug is also pretty new. I've read that automatic choke can be faulty but I don't ...
5
votes
1answer
62 views

306 Peugeot Vivante 1.9 diesel won't start – I have changed glow plugs and relay

306 Vivante turbo diesel won't start. It has new glow plugs and relay, exhaust is leaking badly in first section and the turbo is on the way out, but turns good thought it would at least fire up. ...
2
votes
1answer
96 views

Car OBD protocol?

I would like to connect OBD2 GPS device in my cars. OBD2 connector support limited OBD protocols. I can't find which protocols present in my cars. So i just want to know what protocol is present in my ...
4
votes
2answers
86 views

Oil in my coolant & no longer in my oil pan?

I have a 96 mustang GT with a 4.6 ltr V8, the car has not been severely overheated, but did overheat once a few months prior to this issue when the heater hose fitting popped out of the Carbon Fiber (...
3
votes
1answer
58 views

Toyota aygo damage repair

I damaged my Toyota Aygo Spice Edition, on the left rocker panel because I had a flat tire. Also the 14" alloy wheels (6-spoke) is damaged and needs to be replaced with a new one. Would it be ...
4
votes
1answer
105 views

My 95 civic lx from hell

I bought a civic from a couple of girls who had previously said that they had a bit of trouble with the car overheating, but it never broke down on them. It had 120k miles on it and they were asking ...
11
votes
1answer
285 views

What mechanical revolution is measured in “RPM”?

I do realize that it stands for revolutions per minute, but what are the revolving pieces that are measured? Assuming it is the crankshaft, is RPM calculated by the crank shaft sensor, or by some ...
5
votes
2answers
53 views

PCM Bench Testing

1997 Ford F350, 7.3, 2 wheel drive. PCM part number F6TF-12A650-AYG. OK the question is how to diagnose the PCM without codes due to the battery being dead? I have it out of the truck and was hoping ...
2
votes
3answers
52 views

Honda civic '97 not starting

My Honda civic has been having trouble starting. When I turn my key all the way clockwise to start the car, it make a clicking noise near the starter. All the lights come on, but it doesn't start the ...
6
votes
4answers
753 views

Considerations for soldering car battery wires?

I've had several problems with my car's wiring oxidizing at the exposed ends near and under post clamp and causing electrical connectivity problems. The braided wire is a pain to brush clean and I ...
9
votes
3answers
70 views

Preventative maintenance to avoid winter start difficulties?

Over the last 3 years I have changed my battery twice, the starter motor, the timing chain, and water pump. Still, it seems that my car doesn't start on cold weather winter days at least 3 times a ...
1
vote
1answer
142 views

Will sleeping in my car damage it in any way?

Is it dangerous to take a nap in a car, while leaving the engine idling? I've heard that parking garages are a bad idea, but I assume that being outside gives it area to dissipate. I will be sleeping ...
4
votes
1answer
308 views

Do I Need to Ground the Spark Plug When Testing

When I'm using a known good spark plug to test spark at each wire, do I need to ground the threads of the plug to the engine block like the guy in this video is doing? What happens if I don't ground ...
2
votes
1answer
77 views

Amplifier is causing battery drain

Okay I'm driving a 1998 Honda Civic EX and I have an audio system in my car that is about 7-8 years old now. I had done some work on one of the terminals on the subwoofers, and melted plastic in ...
4
votes
2answers
340 views

My Ride is Still Very Bouncy after Changing the Struts and Strut Mounts

I just changed the front struts and strut mounts on my 98 Mazda 626. The old ones were completely shot. While I noticed an improvement in the ride, it wasn't nearly as much as I expected, and quite ...
7
votes
0answers
54 views

How Fast Should a Depressed Strut Piston Return?

I just changed the struts on my car, and was curious how fast a strut piston should return after being depressed. In my case the old ones didn't have any return at all almost ( after a few minutes ...
5
votes
4answers
269 views

How to Test an Ignition Coil with a Multimeter

I have a 98 Mazda 626 GF and I'd like to test the ignition coils with a multimeter to see if any of them are starting to fail. The car has ECU controlled timing / ignition and there are two coils, ...
4
votes
2answers
63 views

Car turning off everytime I idle

My car currently has multiple fault codes: P0031 - Heater control unit (HO2s) P0037 - Heater control unit P0403 - Exhaust gas recirculation P0342 - Camshaft sensor My mechanic says we will need ...
1
vote
1answer
29 views

Ignition Key Replacement

I live in Calgary I shipped a 1998E=Class320 to Nigeria and i lost the key. Am going to Nigeria in June how can I get a replacement without the car here in Canada.
2
votes
1answer
76 views

How good is auto engine start stop feature? [closed]

Some new car models feature this auto engine stop when the car is in complete stop while you foot is on the pedal and auto restart the engine once you release it. Is this "feature" any good? I think ...
8
votes
5answers
512 views

Looking for easy ways to set error codes

A lot of people want the check engine light to go off. I am doing some research for school and I want it to come on. Does anyone know some simple problems or faults I can create with a vehicle in ...
11
votes
2answers
142 views

Why is oil on my throttle body hose?

I've been tracking down a number of low grade oil smells in the car lately (2004 Subaru WRX). So far, that has included replacing the left front axle (was losing all kinds of grease through the boot),...
2
votes
1answer
94 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 ...
6
votes
1answer
220 views

What's this part? Hanging from left rear of Subaru 99 legacy.

After driving a bit yesterday I came home and noticed that a part seemed to be hanging down from the rear left section of my car. The car is a 99 Subaru Legacy. Can anyone tell me what this is?
2
votes
1answer
79 views

replaced fuel pressure regulator, still having same issue

My check engine code led to me to replacing my fuel pressure regulator on my 2004 Ford Freestar. I had the same issue a couple years ago, so I was familiar with the replacement process. After ...
2
votes
2answers
412 views

Honda FIT GP5 vin number

How to find Honda FIT GP5 2014 vin number. I have search it in everywhere. But couldn't get a solution.
3
votes
1answer
84 views

What could be causing loss of coolant - crystals forming around expansion chamber

Vehicle is <12 months old Merc S350 diesel. Suffering constant loss of coolant. Clear signs of 'pink' crystals in area of water filler and associated pipe work. It is as if the coolant is being ...
5
votes
2answers
284 views

What is the advantage of start-stop button over turn-key igniton in a car?

I have driven a Skoda Fabia which has turn-key ignition system. When I start the car, there is a whole lot of vibration in the car. When I was in the initial stages of learning car driving, the car ...
2
votes
1answer
58 views

For cleaning HVAC with Lysol, should the AC be on or off?

Many people recommend spraying Lysol Disinfectant Spray or similar products into the HVAC intake to kill mold and bad odors inside HVAC. Should the AC be on or off for this procedure? As far as I ...
4
votes
2answers
110 views

any downsides to early spark plug changes?

Are there any downsides to early spark plug changes? some say 10k 15k etc and some do it as early as 5k =S but would it be okay to get into the habit of changing them after each oil change (6k) miles ...
4
votes
2answers
60 views

Why does my car's switched 12V drop to 5V when I add an accessory?

Disclaimer: I have very little electrical knowledge. I have wired electronics (radar detectors, dash cameras, GPS units, etc.) to about a dozen vehicles in the past, but have ran into a strange issue ...
3
votes
1answer
144 views

Why is my car showing “Trip [A]” and some different miles on odometer?

My Mitsubishi Galant started showing "Trip [A]" and also shows different miles? What does that mean?
6
votes
3answers
129 views

Where is the “Black Box” in a vehicle and what does it record?

I've seen a "black box" referred to by the media in the past and again today in the reporting of the death of Aubrey McClendon. The headline on the TV said "Police retrieve the Black Box from vehicle"...
2
votes
1answer
59 views

No fluid under thermal sensor | '89 Jeep Cherokee reserve cooling system won't drain? | Car dies while running? & Car dies without running?

!importantclosed-cooling-systemcherokee-89laredo6-cylender4-liternon-startstalling I'm wondering if the vacuum went bad, or if it could be anything else? !PULL THE METAL LEVER UNDER THE VACUUM WHILE ...
5
votes
2answers
92 views

Is it necessary to replace functioning spark plugs?

I have a 2000 Mazda Protege that last had it's spark plugs replaced about 4-6 years ago (about 40k-60k miles). It's a commuter car, but it's a short commute and mild driving conditions; probably 85% ...
11
votes
3answers
1k views

How does the transmission not strip itself when applying the brake?

Quick question bugging me: Obviously the car moves forward when neither applying the brake nor the accelerator. How does this not damage the transmission when the brake is pressed? I first ...
7
votes
1answer
101 views

DIY: Prepare Virago for both tall and short riders

Background I currently ride a Honda Africa Twin and my wife rides a stock Virago 535, just like this: I will soon sell my Africa Twin and we'll keep only the Virago, but I'm not very familiar with ...
9
votes
1answer
316 views

My car's diesel exhaust smells really bad

First of all let me say I apparently have no exhaust leak. For a long time I've been asking myself how was it possible that the exhaust of my car smells so bad. It does it when in the morning, I ...
6
votes
2answers
254 views

Which knob setting best cooks the mold inside HVAC?

I am trying to eliminate odors inside HVAC by cooking the mold that is presumably causing them, as suggested in http://mechanics.stackexchange.com/a/146/15334 (which got 39 upvotes) However, I don't ...
6
votes
1answer
160 views

Diagnosis of slow brake leak

I have determined the general source of a brake fluid leak on my 1994 acura integra but am unsure which component has failed causing the leak. After tracing all of the lines in the car and ...
5
votes
2answers
115 views

Is it possible to access multiple CAN buses through the OBD-II port?

As usual I apologize if this has been asked and answered somewhere. I try to only ask questions if I can't find an answer or a satisfactory answer. From my understanding the OBD-II port on vehicles ...
2
votes
1answer
67 views

Over filling oil engine and engine stop starting [duplicate]

I had almost 9 litres over filling oil in engine which after starting the car caused too much smoke and losing power which I'd turning the engine off then I'd pull out dipstick which flown out a lot ...
6
votes
3answers
262 views

Are there any (legal) ways to increase halogen headlight brightness?

My 2003 Opel Agila has H4 combined full and dipped beam headlight bulbs which are completely useless in the dark. It is really hard to see anything on the dipped beam. They do not seem to be very ...
4
votes
0answers
106 views

The brake pedal goes to the floor after starting the engine [closed]

I am currently in the process of rebuilding a wrecked truck. I have replaced all of the - brake lines - calipers - wheel cylinders, - pads, - shoes, - brake booster, - master cylinder However ...

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