5
votes
2answers
452 views

Car battery won't charge above 50%

I had a problem starting my car after not driving it for two weeks. After charging the battery with a CTEK trickle charger via the cigarette lighter socket, the car started fine. I had my car battery ...
9
votes
3answers
441 views

What does “Chopped & Channeled” mean?

"Chopped & Channeled" is another term I have come across in the hotrodding scene. What does it mean? What is the purpose of applying these modifications to your vehicle? Are there any negative ...
5
votes
1answer
117 views

Why do casting numbers on engine blocks matter?

In this question the OP references the block casting number his 454 GM motor. Why is the block casting number relevant information when talking about an upgrade to an American V-8 engine? Is this ...
6
votes
1answer
73 views

What is a “Z” frame?

In the hotrodding world there is a common term I hear called "Z" frame. What does it mean? How do you carry out this modification? Is doing so restricted to certain vehicles?
5
votes
0answers
59 views

Bluetooth module causing interference with aftermarket setup

I am fitting a new soundsystem in my bmw (e46). There's an amplifier in the boot (mb quart onx 4.80/500). A line out converter converts the high level inputs from the OEM headunit, into the low level ...
5
votes
1answer
161 views

BMW E60 (525d M Sport 2005 UK). Cranking but not starting. Fuel Pump/Relay issue?

Background: Long term bad earth problem has been causing iDrive to crash and reboot for years. Bad earth seems to drain the life of the battery over a period of a few years. On my 3rd battery now. ...
1
vote
1answer
110 views

Auxiliary input status and Auxiliary input / output supported OBD2 PID

I want to know what does Auxiliary input status (PID 1E) and Auxiliary input / output supported (PID 65) OBD2 PID mean. Do they tell me whether my car is in the Aux mode (while I am listening to the ...
4
votes
0answers
15 views

Mondeo 2002 petrol 2 litre

Mondeo 2 litre.. there was leakage in steering rack . So it was repaired by steering specialist. After 1000 kms driving Now it moves smoothly to right but towards l.h.s it works as manualy.
6
votes
1answer
103 views

Hot air only flows to vents, not to defrost?

I have a 1995 VW Jetta GL, 2.0 engine, 5 speed, a/c. My heater won't switch between defrost, floor heat or vents. It's stuck on the vents and I can't seem to find out why. I have torn apart the ...
5
votes
1answer
27 views

2006 Camry Remote Control Programming doesn't save for more than a day

I tried to program my 2006 camry remote controls. After completing the programming, it will stay for a day and remotes doesn't work again. Any idea what's wrong? I have brand new batteries in remotes (...
8
votes
2answers
2k views

Is it normal both TPMS sensors fail just after changing tires?

I had the rear pair of tires of my 2006 Toyota Prius changed recently. Both were already bald and one was also leaky. The Tire Pressure Measure Sensors were pointing correctly that the leaky tire ...
4
votes
2answers
36 views

Does 2000 Mercury Sable LS Premium have 12V available?

I'm going to be driving/living in a '00 Mercury Sable Sedan LS Premium 4D, which has a 24V electrical system. 100% of my equipment runs on 12V. Does this car have a high-current (>40A) 12V regulator ...
7
votes
3answers
946 views

What actually happens when there is not enough coolant in a car engine?

I know that a lack of engine oil can destroy an engine, so I was curious as to whether it is just as bad to drive a car with a very low engine coolant. What is engine coolant? What exactly are all ...
5
votes
1answer
152 views

What actually happens when there is no brake fluid in the brake fluid reservoir?

I was curious, given that fact that a lack of engine oil can completely destroy your engine, can a lack of brake fluid completely destroy your brakes? I can imagine how that could be even worst than a ...
7
votes
2answers
471 views

What are all the different types of fluid in a car and a short summary of their use?

A fluid is defined as anything that flows, hence for our purposes a gas or a liquid. I know that there is fuel, engine oil, engine coolant and brake fluid. Also air is normally taken in through a ...
5
votes
1answer
62 views

What is meant by the term “gear ratios”?

I don't really understand the idea behind gear ratios. Does this just mean essentially that the gears (cogs) are all different sizes? What specifically does the term "gear ratios" mean?
3
votes
1answer
73 views

What exactly is a gearbox?

You know that gear stick that we all use so much? Well, I know what it does in the sense that I know how to change gear and drive a car with a manual gearbox, but I don't know much more than that. ...
7
votes
1answer
87 views

Standard vs Carbon Ceramic Brake Discs - What do you pay for?

I was watching a car review on YouTube recently. I know that carbon ceramic brakes are often a huge optional extra on cars and they're normally physically huge as well (from what I can tell). What is ...
3
votes
1answer
31 views

1983 Ford Thunderbird MCU port

I have an 83 Tbird with a caburated 3.8. The check engine light came on but I can't locate the Mcu port. I have checked everywhere but none and even no capped wires. I did check a ford diagnostic ...
8
votes
2answers
154 views

Squealing brakes on 14 ' Audi S4 (B8.5)

I have a 2014 Audi s4 (B8.5) that has around 35,000 km and the brakes are already squealing when I slow down by braking gradually. The sound is intense, and very annoying. It comes and goes but for ...
8
votes
1answer
170 views

BMW M52 coolant refilling

I have a BMW 328 -98, or in other words, an E36 with the M52 engine. I cannot for the life of me understand how the coolant system works on this engine, and therefore not how to properly top it up ...
7
votes
1answer
45 views

Failure to start in frigid temperatures

RE 2001 Ford Explorer It has a new battery, coil, and wires in place. The truck will not start below -7 F despite strong cranking; in these temperatures, sound of fuel pump priming is muted or absent....
8
votes
1answer
420 views

Why did manufacturers go to other than 1:1 transmission ratios?

While reading this question it came to mind: Why did manufacturers start building transmissions without a 1:1 ratio? In the older transmission you'd see the 1:1 ratio all the time, either as the ...
14
votes
4answers
2k views

Why do 5- and 6-speed transmissions typically need different gear ratios?

My 2013 Subauru WRX has a 5-speed manual, and I long for it to have a 6th gear when cruising on the highway. A friend has a 2012 Subaru STI with a 6-speed manual, and I noticed his car runs through ...
4
votes
0answers
30 views

Brake squeaks on 2013 Cruze

I was told that the brakes on the 2013 Chevy Cruze would squeak if the rotors had condensation etc. They had already resurfaced front rotors, adjusted and cleaned the rear pads and told me basically ...
3
votes
1answer
38 views

Emergency Brakes feel like they are set but are not

When driving my 2006 Pontiac Grand Prix Wide track, it feels as if the emergency brake is on even though it isn't. What is causing this?
6
votes
1answer
365 views

Mitsubishi Colt trip computer mode change?

I have a Mitsubishi Colt (2004 model, 5-door) where I've replaced the factory head unit / radio. Unfortunately this meant I lost the capability of switching the trip computer modes (instant/average ...
4
votes
1answer
44 views

Making a 1st Gen (1998) RAV4's accessory socket always live - which relay and how to access it?

Following on from Are there downsides to making an accessory socket always live, if accessories are removed when not in use?. I've find guides for the 3rd generation RAV4, which makes it sound like ...
10
votes
1answer
69 views

How do you plan an engine build?

What must be accounted for when building an engine for performance applications? How do you methodically plan a build? Take for instance a stock Small Block Chevy. Budget I understand with an ...
4
votes
0answers
62 views

What will upgrading the Camshaft do to my BBC 454?

I have been told that upgrading the Camshaft in my GM 454 will increase performance. What will this do exactly and what will the engine actually gain? 10069286 block casting 454cu '90-'91 MY, Mark ...
6
votes
0answers
39 views

Additives in Engine Oil

As engine oil is been used in the engine, it gets aged and therefore oligomers are formed. Is there a way that we can separate these oligomers without affecting the additives in the oil???
14
votes
2answers
570 views

Brake flush vs. Replacing the brake fluid

Is a brake flush the exact same thing as replacing the brake fluid? Or is there a difference?
22
votes
2answers
2k views

Why do two-stroke engine exhaust pipes look so strange?

Two stroke gasoline engine exhaust pipes are shaped strange. They expand into a wide diameter and then shrink down to a very small diameter where the exhaust gasses emerge into the environment. Why ...
3
votes
1answer
145 views

Will factory 2016 Toyota Corolla “S” 17" wheels and tires fit a 2014 Scion Xd without rubbing?

Will factory 2016 Toyota Corolla "S" 17" wheels and tires fit a 2014 Scion Xd without rubbing? Both have the same 5x100 bolt pattern. Is one wider than the other? Will they rub? Speedometer will be ...
5
votes
0answers
53 views

Dodge Stratus struggling to accelerate [closed]

I have a '97 Dodge Stratus, 4cylinder 2.0L that I purchased nearly a year and a half ago. It has approximately 140,000 miles on it. It struggles to accelerate properly at certain speeds. The sound ...
10
votes
2answers
121 views

Do straight/short pipes burn out valves?

I have heard that straight/short/custom pipes can burn out valves on an engine. However, with a 4-cylinder Ford Model A engine, I have been told this is not the case because it has such low ...
4
votes
1answer
60 views

Low beam head lights quit working

My low beam headlights quit working. I checked all of the fuses. They are good. What are my next steps?
4
votes
1answer
22 views

Metal rubbing metal padding

I had a grommet inside my Tacoma tailgate that was guiding the opening rod from the handle to one of the side locking mechanism but messed up its housing in an accident so I can't really fit a ...
4
votes
1answer
46 views

Tires uneven measurements

So for winter tires, I have 16 inch in the front and 15inch in the back, both are winter tires, is this deadly? I know I should change this but the car I'm driving is gonna go after this winter, I'm ...
13
votes
1answer
89 views

How much does a driver weigh?

I was amused when I saw one of the statistics for my VW Passat B5.5 car, which stated as follows: Kerb weight with driver - 1425kg I know this is a very weird question and I hope its not too ...
4
votes
1answer
33 views

How to find your manual?

Imagine that you haven't got a hard copy of your owners manual, technical data or operating instructions. Is there a good source from which you can get a PDF of the documentation online? I'm just ...
4
votes
0answers
60 views

Vauxhall Vectra engine (1.6 petrol) cuts out

My beloved Vectra C (2006) a previous story here developed a new "symptom": engine cuts out while driving. Since there are other (possibly connected) symptoms I am going to list them one-by-one: ...
7
votes
1answer
260 views

How can I tell if a flat car battery is charging when hooked up to a trickle charger?

I've been researching charging flat batteries and I think, if I've understood correctly: Trickle charging isn't always possible from flat, because: Some trickle chargers don't charge at all unless ...
5
votes
0answers
56 views

Th400 Transmission help

I pulled my Th400 out of my K20 Chevy and I'm in the middle of rebuilding it and I was resembling it and when I went to put the completed gear train assembly in it and the center support assembly gets ...
8
votes
1answer
298 views

Does this crack in a battery terminal post indicate that the battery should be replaced?

Mechanics at the local garage have insisted it's "no problem yet", but people here in Sierra Leone have different standards to me when it comes to car safety... This is a pic of the positive terminal ...
3
votes
1answer
36 views

Gem Harness - MAZDA 2 1.6 2011

Can someone please explain to me what is Gem Harness? Is it something to do with wiring? Searched the net but could not find any convincing answer anywhere. The primary reason I am asking is because ...
13
votes
2answers
665 views

Why do Harley Davidson engines suffer from such poor performance?

The modern Harley Davidson engine has very poor power output. Even when highly modified a 130HP engine can cost tens of thousands of US Dollars. Here are specs on one of the modern engines. Harley-...
19
votes
3answers
2k views

Is it ok to use a scissor jack instead of a floor jack?

I need to jack up my car to take out the front driver side tire and change the p/s and alternator belt. I don't own a floor jack but I do have a scissor jack. I was wondering could I just use the ...
10
votes
1answer
85 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 ...
8
votes
1answer
98 views

What is the “propane test” and how is it carried out?

This test is often mentioned in the context of figuring out what's wrong with a car engine's operation (misfires, hesitation, poor fuel economy, etc.) What is this test and what does one need to ...

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