2
votes
0answers
6 views

What is the liquid used in the 2014 M3 charge air cooler?

I'm familiar with the use of air intercoolers/charge air coolers to cool the intake charge (usually on turbocharged engines). But this BMW engine seems to use liquid to cool the intake charge. Which ...
0
votes
0answers
6 views

Mondeo 2.0 litre 2000 model

I repaired a mondeo. I replaced its service engine fit new service engine. In morning some time it shows petrol smell. Like unburnt petrol. Today i was driving the vehicle. After 30 min it started to ...
3
votes
1answer
14 views

Why does my car engine rev so fast when running uphill

I have a 2015 Civic EX (6000 miles). It's revving 2000/2500/3000RPM at 70/80/90MPH on flat ground. However, it's having 3000RPM at 60MPH when going uphill and EVERYONE was passing me by (Except for ...
2
votes
1answer
4 views

Nissan door does not open from outside

I've had a broken outer door handle for the driver door of my Nissan Teana 2007 model. I replaced it but the mechanic who was working on it broke another thing and he didnt seem to know how to fix it. ...
1
vote
0answers
5 views

2004 isuzu ascender Sputtering and possibly misfiring

Needed to get a smog check so I went to auto zone to find out why the check engine light was on. The code shot out that the map sensor needed to be replaced. So I replaced it and reset the computer by ...
0
votes
0answers
5 views

03 Volvo s60 immobilizer problem

The car starts harder every try and now its almost impossible to get it started. What do i do to fix my car. I have tried to unlock and lock car five times. I have also tried to turn key to position 1 ...
1
vote
1answer
16 views

Why does a diagnostic tool that can erase messages cost so much more?

My check engine light was on, so I went to an O'Reiley's to buy a diagnostic tool. Basically, they had two versions of the same brand: one that just checked the engine codes and gave you the ...
8
votes
5answers
237 views

Is it Safe to Drive With Low Engine Coolant?

I have a 2001 Chevy Malibu and have replaced the engine coolant in it twice in the last six months after the low coolant warning light came on, and the light has recently come on again. The climate ...
3
votes
0answers
31 views

Engine running rough after spirited driving

My car is a 2003 Chevy Impala 3.4L, with just over 200,000mi on it. I've checked the oil, it hadn't been on the road in about a month. My wife and I had a race a few days ago with her in the Impala ...
4
votes
1answer
20 views

Car sounds and feels like wants to shut off

2000 Mercury Grand Marquis ....... My car sounds and feels like wants to shut off. It started yesterday - I was leaving a friends house and was about 2 lights away from home when i felt this weird ...
5
votes
3answers
101 views

Dent removal from passenger door

I have a huge dent in my front passenger door from where I was attacked by an elk. This dent has been in the door for probably 12 months as I previously did not care that it was there. Now I would ...
8
votes
3answers
570 views

Is there a difference in cars manufactured for hot or cold climates?

I have one very interesting question. I would like to purchase new Volkswagen Jetta TDI 1.6 2015-2016. I found new car in official dealer store. But there is one problem - These cars were constructed ...
4
votes
0answers
19 views

06 Cobalt - Car dies while driving and won't start back up

Car dies while driving and won't start back up - turn key no clicking no nothing - all gauges and lights light up - battery charged . Can jump across starter and it starts and dies. One mechanic says ...
5
votes
3answers
72 views

Mode 02 - Freeze frame data use

I got some data on sending 0202 command (Mode $02, PID 02). It is the freeze frame data. I don't understand why does anyone need the data? Do anyone (including mechanics) ever open Freeze frame data? ...
6
votes
3answers
345 views

Uses of small sized 1/2" drive sockets

I'm currently a first year apprentice and building my tool kit as I go. I see often larger socket sets include 1/2" drive sockets ranging from 8 or 10mm. Is there a reason that 1/2" drive sockets of ...
15
votes
3answers
1k views

Why has my car burnt through all the oil?

I have recently run in to trouble with my Vauxhall Corsa 1.2 2013. I broke down the other day after a huge cloud of white smoke out the exhaust followed by a severe loss of power. The AA came had a ...
6
votes
1answer
97 views

Small crack/gap between cylinders on block

I was doing a head gasket replacement onnmy 86 Kawasaki ninja gpz1000 and I while cleaning the gunk off the top of the block I noticed a small gap/crack in between two cylinders (Pictures are linked ...
4
votes
1answer
22 views

How can I determine the turning profile of an articulated vehicle?

I'm working on a project that requires me to design an overload control centre where overloaded trucks are allowed to redistribute or shed some of it's cargo in order to continue to travel on the ...
4
votes
1answer
30 views

Horrific Squealing on Start - 2002 Pathfinder

When the engine is cold, horrific squealing comes out from the engine compartment. Horrific squealing remains when the transmission is in park and reverse position. It disappears after driving forward ...
3
votes
0answers
40 views

Can a modified or non-fixed firing order yield a racing advantage?

I'm looking forward to more sports car racing this year (alas, just as a participant) and so I thought I'd look over the rules in detail. Specifically, I was reading the 2016 IMSA Technical ...
9
votes
5answers
488 views

How to remove metal valve caps?

I put metal valve caps on my tires a year or so ago, because I'm an idiot. When I went to add some air to my tires one day, I found that the caps were seized up. Now I am unable to get them off. This ...
11
votes
4answers
1k views

If only replacing two tires should they go on the front or back? [duplicate]

As the titles says I've seen several shops indicate that if you can only replace two tires that they should go on the rear, example Firestone: So shouldn't tires be placed on the front? I was ...
5
votes
2answers
28 views

How do I inspect a used tire?

Used tires, how can I be sure that they are roadworthy? Aside from looking at the general appearance, how do I properly inspect the tire(s)? Are there any scenarios, (damage has occurred), where I ...
7
votes
2answers
32 views

what sensors and formula are used to control VGT/VNT turbos?

I want to fit a variable geometry turbo to my car. Its vanes are usually controlled an electrical actuator (otherwise sometimes it's on vacuum). What information is used to to inform the state of the ...
8
votes
1answer
42 views

What are the protrusions on a front-end bra for?

Every now and then I come across a car that has parts of its front covered in a leather-like tissue. Finally, I have learned that these things are called front-end bra or front-end cover. The linked ...
5
votes
1answer
22 views

Does Fiat need dedicated FiCom OBD hardware and software for diagnostics?

I got an ELM 327 with Bluetooth from my brother in law. We have tested it in his Chevrolet Aveo with several apps and it works like a charm. When I tried it on my Fiat Panda 2012, the apps couldn't ...
6
votes
2answers
69 views

Excessively over filled motor oil. Ran for a few seconds until smoke came out. Now my car won't start

So last night me and a friend changed the oil on my 2005 Chevy aveo. The only problem was that what we were draining was the transmission fluid and long story short we ended up adding about 6 litres ...
4
votes
3answers
51 views

How can I remember when to service my vehicle?

Servicing intervals are usually specified using kilometrage, years, or a combination of both. For example my motorbike has servicing intervals every 1000/12000/24000/36000/48000/etc. months xor ...
8
votes
3answers
489 views

Does using a ratchet size adaptor on a click-type ratchet wrench reduce the applied torque?

Long story short, I have to purchase a torque wrench which I will use to torque things like brake calipers, wheels and the like. To make things interesting, I will have to buy it a different size ...
3
votes
1answer
33 views

Does the oil level in my Pulsar 220 FI change the engine sound?

I own a 2009 Pulsar 220 FI. When the engine is cold, the sound of the engine is pleasant. But when I run a few kilometers, the sound becomes harsh. I read that when engine oil gets hot the oil flows ...
0
votes
0answers
8 views

Ford Ikon tdi Unknown details - starting problem [duplicate]

My dad bought the vehicle last year, but recently he has been having trouble with the vehicle. First he had leaking injectors whereby he repaired them,but now he has been having the problem of bubbles ...
4
votes
3answers
42 views

Why do some engines use both TPS and MAP sensors?

I ask because I've always thought it peculiar that the OEM LS1 throttle body has provision for both MAP sensor and TPS. Since intake manifold pressure depends on how open the throttle plate is, I ...
3
votes
0answers
34 views

Triumph America 2002 running lean on one cylinder

I have a problem with my America 800 it's running lean on the right cylinder and when I adjust the mixture screw it makes no difference. The mixture was checked using an afr meter. The rubbers ...
12
votes
4answers
3k views

Do pistons keep moving when the car stops?

When you are driving and stop at a light, do the pistons still move up and down due to combustion? If not how will the engine know when to combust the fuel to keep it moving?
5
votes
1answer
38 views

Hand-testing Shock Absorbers

Does manually hand-testing shock absorbers have any validity for checking if a shock is good or bad? Does hand-priming shock absorbers help? I usually hand-prime shock absorbers that I feel are ...
0
votes
1answer
23 views

Trying to figure out if my rotors are bad? [on hold]

2002 Volkswagen Passat I'm trying to figure out if my rotors needs to be changed out
4
votes
1answer
18 views

1998 lincoln continental with fluctuating idle when put in gear only (drive/reverse)

I have a 1998 Lincoln Continental. It has 124k miles on it. The history of the transmission maintenance are as follows: Fluid and filter was changed at 29k miles Fluid was flushed at 86k miles Fluid ...
7
votes
1answer
45 views

Can I salvage a towbar from an identical donor car?

I would like a towbar for my 2003 Opel Agila (I am not joking!) and I have seen an Opel Agila advertised at a nearby scrapyard with a towbar. The towbar was an optional factory extra according to the ...
9
votes
1answer
39 views

Ford F150 broken spark plug removal

I have a friend that has a 2003 F150 V8 3 valve V8 motor, when he went to change the spark plugs some of them broke off. How do you remove the part that is still in the head? Here is what a new one ...
7
votes
2answers
49 views

How do I remove oil sludge from an installed engine?

What's the preferred, non-chemical/non-additive method for removing oil sludge from an engine that's still installed in the vehicle? I'll have the head and oil pan removed. How do I clean out the ...
7
votes
2answers
66 views

Is there any car that comes from factory with a integrated dashcam?

I have a car dash cam on my car and I think it does not really integrate well to the car. It blocks some of the view and may attract thieves. Is there any car that as an integrated dashcam from the ...
9
votes
10answers
2k views

How can I detect vacuum leaks without access to a smoke machine?

In the course of helping my friend sort out a lean condition with his Mercedes GLK280 we have to pinpoint the source of a vacuum leak in the intake plumbing. The interwebz tend to recommend having ...
2
votes
0answers
16 views

2004 ford taurus motor knocking when car starting

I have a 2004 ford taurus se. When i start my car up there is a raddle. On a scale from 1-10 the raddle is a 6 deep but not alarming. Well as soon as I start my vehicle the raddle quiets. Has anyone ...
0
votes
2answers
51 views

Do Front-Wheel Drive cars consume less fuel than Rear-Wheel Drive cars? [on hold]

As physics suggests it's more convenient, and thus less energy consuming, to pull a load than to push it. Having said that in a similar situation when two cars are the same in terms of weight, engine, ...
2
votes
1answer
21 views

Rover Mini Mayfair Auto 1990/H

When cranking, the engine turns and there is a spark....not strong. I can't find the timing mark through the circulled(rubber) hole, but the arrow shows on the cover. How can I freely turn (by hand) ...
3
votes
3answers
192 views

What is more important the age or the mileage of a vehicle [on hold]

I'm looking at two different conversion vans. The first is a 99 with 40k miles and the second a 89 with 20k miles. Both vehicles check out on Carfax. The 99 is a Dodge Ram and the other is a 89 is a ...
1
vote
1answer
27 views

Interior Dash Lights & AC Control Lights Are Out

2 days ago when I would crank up my 1996 Explorer and cut the lights on my dash lights and AC lights would flicker then come on, well this morning when I cut on my vehicle the lights did not come on, ...
3
votes
1answer
41 views

03 Honda Civic Serious Brake Caliper Question

The car began to lose speed and I immediately got to the side of the road.The car was losing power. I noticed smoke from the wheel while still in the car once I stopped. in reverse and drive the car ...
6
votes
1answer
54 views

What is the process of “mini-tubbing”?

I heard someone mention they were considering "mini-tubbing" their restoration project car. What does that mean? Can you just "tub" a car, or can only "mini tub" one? Can you "maxi tub"?
7
votes
3answers
71 views

How do I fix my Heater & A/C in my car, suspect vacuum problem?

I didn't see this question asked after a search so I thought why not. I have a 97 GMC Sonoma with 90k miles that I barely drive. Since the hot summer is coming fast I went to use the AC and I am ...

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