Questions about finding what the problem is.

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4
votes
1answer
56 views

2004 Hyundai Sonata GLS won't start

My 2004 Hyundai Sonata will not start. This has happened a few times now but previously the car would crank, run for a short time and then cut off. We have had the fuel pump replaced as well as the ...
5
votes
1answer
80 views

Rod knock in my engine?

Kindly assist. My 1GFE engine had a rod knock sound and I replaced all the bearings, oil filter, cleaned the sump & strainer and tolled it with brand new fully synthetic oil. The engine ran for ...
1
vote
0answers
76 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?
3
votes
1answer
55 views

Troubleshooting Trailer Lights

I have checked the connection on the truck and all are working fine but when the trailer is hooked up I have turn signals and running lights but no brake lights and with the running lights on I press ...
7
votes
1answer
107 views

Measuring A/C refrigerant I got 96 PSI, is 96 PSI bad?

I bought a car refrigerant gauge online because my A/C is not cooling the air at all and the first suggestion was to check your refrigerant to see if it is empty or low. I found out where my car's "...
4
votes
2answers
87 views

When you replace a car battery, would anything in the A/C system be touched?

Last year my A/C was fixed. Then winter came. Then I had to buy a new car battery and so I went to a mechanic[1] who I paid to replace the battery with a new one. My question is: When you replace a ...
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. ...
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 ...
3
votes
0answers
20 views

Vaxhall Astra H 1.9 150PS it stops in the middle of the road by pressing the gas pedal

I have an Astra H 1.9 150ps. During driving when I press the gas pedal to increase the speed of vehicle it stops in the middle of the road, my auto shuts down. This problem is present just when I ...
14
votes
2answers
444 views

What is a leak down tester and what can I do with it?

Background There are quite a few head gasket related questions on the site. Coolant or water in the oil, oil in the coolant or water in a radiator, etc. I'm thinking that some instruction on howto ...
13
votes
2answers
201 views

How do I troubleshoot the source of oil in my coolant?

I would like to know the step by step troubleshooting procedure for discovering the source of oil appearing in coolant. There are several different points of failure that can be the root cause for ...
4
votes
2answers
220 views

How much current should my car draw with the ignition on?

With the ignition fully off, my current draw is pretty much zero, but with the ignition on (to be clear - engine not spinning, starter motor not engaged) it increases to 2.5 amps (at about 11.5v, ...
3
votes
3answers
315 views

2004 powerstroke white smoke now no start

I have been trying to fix my truck for a while so long story. I need help bought a 2004 power stroke with 100k miles. It ran well for 15k miles then started having low power for first few minutes to ...
3
votes
1answer
44 views

Driving simulation while on front jackstands

I have a 2007 Tacoma, 4WD. I wanted to perform a driving simulation but with the truck being still in order to troubleshoot a rattling sound I can't reproduce when the engine is idling but the ...
0
votes
1answer
37 views

98 Olds Intrigue headlights turn off when driving turn back on by using switch

When I'm driving in cold weather, the headlights (which turn on automatically) go out. I can turn them on with the manual switch. Which relay or fuse does controls this? Does anyone have a number or ...
2
votes
1answer
45 views

Squealing noise and battery gage drops

I have a 1989 Chevy z71 pickup truck. The engine makes a squealing noise and I noticed the battery gage drops down as well. Replaced the idler pulley already. Battery is new also. The squealing ...
5
votes
1answer
41 views

Brake malfunction indicator turns on, all gauges die off, but engine and brakes still work

The car is a Volvo S80, produced in 1998 for the European market. Under some non-reproducible condition (it is in fact so non-reproducible that it appears random), emergency lights in the dashboard ...
11
votes
3answers
186 views

Multimeter - Basic Functionality and Howto

Multimeters I'm looking for some responses regarding multimeter basics for the site tag-wiki to point OP's at when we want them to use one. The question is; What are the basic functions of a ...
5
votes
1answer
15 views

1999 Grand Prix started to consumed gas

My 1999 Grand Prix is well-maintained. After an oil change it started to consume gas and oil as usual for a week, then started to shake when idling, and slow and gaging when accelerating and feel ...
3
votes
0answers
57 views

2014 Dodge RAM 1500 Hemi 5.7 Liter 4x4 - Loud Squeal

Last night I was just out for a drive down the highway and I went to turn off that highway onto another and I decided I haven't done a burnout in a while so I gave it a shot and shortly after that ...
4
votes
1answer
24 views

1994 GMC Rally 3500 Low Beam out, High beam works intermittently

Low beam doesn't work. High beam will work, but cuts off and then on again. Also, if related, the switch must be jiggled for the interior dash lights to work. Could all of the problem be in the switch?...
3
votes
1answer
57 views

Late 90 Honda Civic cooling system hose broke off ,is it safe to drive?

One of the cooling system hoses, Freon I believe, broke off. I capped both ends. Is it safe to drive? Also, there's a noise near the front driver side tire, like a rubbing sound. The car decelerates ...
7
votes
2answers
321 views

Distinguishing between mechanical and electrical failure in ignition diagnosis

After a month and a half of not driving the car, yesterday I tried to turn it on, however the only sound that I heard was the rotation of the starter, which is not engaging the flywheel (the engine is ...
1
vote
1answer
35 views

One time snow removal [closed]

I rent in an urban area, so I don't own a shovel - weather almost never requires! But the East Coast got hit with an unusual storm, and my car is snowed in. Is there a way to dig out my car short ...
5
votes
2answers
77 views

Diagnosing P0171 2007 Toyota Corolla

First time poster trying to get into cars. So my 2007 Toyota Corolla (with around 89k miles) has a Check engine light that reads error code P0171 (System too lean Bank 1). I was looking that up and ...
4
votes
1answer
43 views

Ticking sound when stepping on Brake [closed]

I have this ticking sound somes when I press on the brake while is not moving and on Parking but the Engine is on.I changed the rear rotors, pads , and the right rear right caliper, but the sound is ...
7
votes
3answers
170 views

2005 Toyota Corolla intermittant battery drain when not running

I have a 2005 Corolla CE with manual transmission. About one month ago the car would not start, and the battery was discharged to about 8.5V. Car had been not running for a couple of days but nothing ...
6
votes
2answers
148 views

Fault code 27 with engine light on '94 Jeep Cherokee

I own a '94 jeep cherokee 4.0 liter. The 27 code indicates the injector circuit is not syncing with the input signal. How do I trouble shoot this?
8
votes
1answer
169 views

How is a power steering pump vacuum leak test performed?

There have been a few power steering pump questions lately. I've heard responders mention a power steering pump vacuum leak test to identify where air is getting into the power steering fluid system. ...
9
votes
3answers
3k views

Why does my RPM drop when sitting idle at traffic lights?

While I'm sitting idle at traffic lights I put the car into neutral. The engine stays idling at about 1000 RPM. However every now and then it drops down to about 500 RPM and then quickly back up to ...
10
votes
1answer
89 views

My subaru legacy will not boost

I drive a Subaru Legacy Turbocharged GT 2008 model with an EJ20 engine. When I press hard on the acceleration to boost the tachometer upon reaching 4-5 thousand RPM's it starts jerking and there is ...
5
votes
1answer
54 views

Toyota Raum Radio memory loss

Can you help me Unlock Toyota Raum 2003 Radio to its normal state? My battery ran flat, resetting my radio. I am getting some method on the internet about pressing the tuning Up and 1 buttons, but ...
8
votes
2answers
211 views

Mazda B3000 (Ranger) Truck takes several tries to start?

I have a 2002 Mazda B3000 (essentially a Ford Ranger) that almost never starts on the first attempt. Usually it takes 2 or 3 tries before the car finally turns over. Each time I hold in the crank I ...
1
vote
0answers
73 views

2010 Grand Caravan smoke coming from the hood [closed]

I have a 2010 Grand Caravan, I noticed smoke coming out of the hood so I brought it to a dealer to get it fixed. They said it's the intake or they change the gasket, after they fixed it I drove my car ...
2
votes
1answer
75 views

Snow Blower Break In Smell

I just started my new snowblower today to try to break it in. Within maybe a minute it started emitting a "burning metal" smell. I stopped it and there was some smoke coming out of the air filter. ...
1
vote
2answers
490 views

As a consumer, can you buy the “OEM service manual” for your car direct from the manufacturer?

I recently found out you can buy a repair manual for your specific car (in this case Haynes and the repair manual is specific your make/model but spans multiple years). When I went to my car's Haynes ...
2
votes
1answer
61 views

Do car manufacturers provide specific make/model/year information for each diagnostic-trouble-code?

Recently my car's check-engine light came on, I used a car OBDII port code reader to get the diagnostic-trouble-code (DTC) and then I googled what the DTC meant. I noticed that lots of the websites ...
1
vote
2answers
93 views

Does the checkengine light clear itself on it's own or require manual clearning?

I was discussing the behavior a car's check-engine light. When a check-engine light comes on, can the check-engine light turn off on it's own or does the check-engine light always require manually ...
4
votes
1answer
340 views

What does paint failure look like?

My car's paint looks bad and I'd like to repair it, but I'm not sure what it is called. I know there are different types of paint failure, what do they look like and what are they called?
2
votes
1answer
164 views

How can I listen for a tire noise without driving?

When driving I can sometimes hear a metal noise coming from the tire. It can be intermittent or continuous, like a brake part or a bad bearing. It doesn't sound like road noise or something stuck in ...
4
votes
2answers
122 views

Does the alternator have to be a Bosch?

I have a 2003 Oldsmobile Alero 3.4 V6. I was told that I had to replace my alternator with a Bosch brand because no other brands will work. Is this true? Do I only have one option and I must get the ...
2
votes
1answer
37 views

I have a 1999 chevy blazer back wheel getting hot

The back wheel on the passenger side of the blazer is getting very hot, does not make any noise. The brake rotor the hub and the outside of the wheel will be hot after about 3 miles.
3
votes
0answers
119 views

toyota altezza cutting and maintenance [closed]

My toyota altezza is cutting off randomly while driving. I have not been able to purposely reproduce the problem, which makes diagnosis difficult. I am looking for any advice in diagnostics, or parts ...
3
votes
1answer
194 views

Honda Accord 1997 - Steam coming from small part of radiator, leaking coolant

After working fine all day, this afternoon I noticed my engine had heated up so hot the needle was above the red. I pulled over and there was steam coming from a small space on the radiator and it ...
2
votes
1answer
103 views

Oldsmobile Stalling at Stop

My 1999 Oldsmobile Alero has been stalling when I come to stop. This happens when I'm driving at speeds of at least 45mph and coming to a quick stop, for instance, when coming off a ramp from an ...
3
votes
1answer
66 views

Fluctuating amp meter on 1948 automobile

On an old auto 6 volt (generator/regulator) system, what causes the ammeter to fluctuate between zero and -35 amps? Seems acceptable at idle but fluctuates on the discharge side when driving. Will ...
5
votes
1answer
59 views

How to Track Down an Electrical Short

In a previous question regarding my dashboard lights not working I found that the "tail" fuse would burn out immediately upon turning on the headlights. This is after someone did repairs to the horn, ...
-1
votes
1answer
264 views

2011 Chevy Traverse alternator problems

I have a 2011 Chevy traverse. I Went to O'rielly's and had an alternator tested. They said voltage regulator failure. Had the alternator changed out. Still showing at a different O'rielly's ...
3
votes
1answer
150 views

turn signal blinks wrong direction

I have a 2009 Jetta SportWagen TDI (Mk5). When I turn on my right turn signal, usually the left turn signal turns on instead. I'm pretty sure it is a problem in the lever arm. I can consciously ...
4
votes
0answers
117 views

What causes an engine idle to increase briefly?

I have an 82 Honda 450 Nighthawk motorcycle that I'm rebuilding and I need to tune/balance the carbs. I have them bench-balanced and reset the idle screw on both. Now it runs a lot better, but every ...