Questions tagged [shifting]

"Shifting" refers to the act of cycling through different sized gears in a transmission with the goal of maintaining the engine's optimum power output while the vehicle is accelerating. Shifting gears is a manual process when the vehicle is equipped with a manual transmission. Automatic transmissions shift gears automatically and attempt to optimize engine performance

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99
votes
17answers
258k views

Does Downshifting (Engine Braking) Cause Extra Wear and Tear?

Does the act of downshifting to slow your vehicle down have any negative side affects? I don't downshift more than one or two gears at a time and I let out on the clutch slow enough that I don't rev ...
14
votes
5answers
89k views

Switching from Reverse to Drive - always stop completely?

I've been told by a couple people that it's really bad for a car to be shifted from Reverse to Drive while the car is still moving backwards. Is this true? In my experience: On automatic cars, this ...
14
votes
5answers
255k views

Automatic transmission: Is shifting to neutral while approaching stops bad?

This is not with the intention of saving fuel (as I have seen many answers assuming savings in fuel while doing this). But I have this habit of putting the vehicle into neutral before approaching ...
17
votes
11answers
168k views

Use of Neutral Gear in Automatic Transmission

I am new to driving A/T cars and I am trying to understand the use of Neutral(N) gear. Should I shift my gear from D to N when my car comes to a complete halt on a red light or somewhere else? As per ...
10
votes
9answers
18k views

Fuel efficiency and Shifting/RPM

I was reading a thread in a car forum where someone wrote: The lower the RPM, the less fuel you use, the less strain you put on everything.. Another person then replied, stating: Not true. If ...
21
votes
4answers
7k views

Does flooring the throttle while traveling at lower speeds increase fuel consumption?

I've noticed that in a manual transmission vehicle when going uphill I have two options: Downshift and press the gas more Stay in the same gear and press the gas more I haven't measured it but ...
17
votes
4answers
125k views

Does giving gas while releasing the clutch cause unnecessary wear?

I drive a 2013 Ford Fusion SE with manual transmission. I learned to drive a manual as a kid but picked up a lot of bad habits. In particular I tend to naturally ride the clutch. Now, of course in 1st ...
4
votes
3answers
2k views

1995 Geo Tracker - Shifting Issues

I just put in transmission fluid and replaced the clutch cable. I've re-adjusted it (not that I have much if a clue on what I'm doing). It did good for a few days then I had a problem with 2nd gear ...
2
votes
1answer
54 views

What caused my manual transmission to rev while shifting gears and now won't go at all?

I have a 2008 Mazda 3i Touring (2.0L engine) with a manual transmission, ~130k miles on it. For a few weeks, whenever I shifted gears the engine would rev (up to 3000-4000 rpm) for a second or two ...
11
votes
9answers
57k views

Durability of automatic transmission boxes versus durability of manual transmission boxes? Their lifetimes?

My friend is against cars with automatic transmission because he thinks that they break easily and that their repairing cost a lot. He thinks that it is impossible to maintain an automatic ...
3
votes
2answers
2k views

In a manual car, does changing gear quickly put more wear on the synchro's?

I have a ford fiesta with a manual transmission, and often when I'm driving gently, I'll take more than a second or so to change gear after I depress the clutch pedal. I press the clutch pedal, slowly ...
8
votes
6answers
8k views

Does switching to neutral on an automatic transmission improve braking for immediate stopping?

I've been told that when needing to brake quickly, throwing the gear into neutral on an automatic transmission actually allows for better/quicker braking. I understand how things work pretty well but ...
7
votes
2answers
335 views

Manual transmission noise

What causes a grinding or scratching noise when shifting from 2nd to 3rd Gear on a 2000 Celica GT? I did have my mechanic add some gear oil but was thinking maybe I should have him drain out old ...
6
votes
2answers
7k views

Why are gears designed in this pattern in motorcycles? [duplicate]

On motorcycles with manual transmissions, the shifting gears goes (down to up) like this: 1st Gear (all down) Neutral (half up) 2nd (full up) 3rd (so on) What is the logic behind this? Wouldn't it ...
5
votes
2answers
1k views

Is my gas pedal long enough to enable heel-and-toe shifting?

I've heard much and recently watched a video about performing the heel-and-toe technique. I tried some dummy actions, with my car shut off and in neutral but it feels too difficult to successfully ...
3
votes
6answers
71k views

Automatic Transmission - Shifting from Neutral to Drive while in motion

Recently, I've developed the habit of using the neutral gear in my automatic Honda Fit when going down slight inclines where I would otherwise have to use the accelerator to maintain speed. I ...
0
votes
2answers
95 views

Can I shift to neutral when driving? [closed]

Many questions on if we should shift to neutral when at stop lights. But I've developed a habit to shift to neutral when going downhill or far away approaching a stop light to avoid unnecessary speed-...
12
votes
4answers
11k views

Is it OK to skip gears on a motorcycle?

I'm not sure if this is on topic, but I'd like to know the answer before it comes a repair question. I have a Y2K Triumph Speed Triple - great bike. First gear comfortably takes to 90km/h. Needless ...
7
votes
1answer
2k views

Clutchless Downshifts Using Throttle Blip on a Motorbike/Sequential Gearbox

This is with respect to non synchromesh, sequential transmission. Ducati along with several after market systems, implement clutchless downshifts by automatically applying a slight throttle to unload ...
7
votes
2answers
3k views

Hard shifting on 2003 VW Jetta 1,8 with manual transmission

After unrelated repair in the shop, my car began to have difficulties going into 5th gear. Gradually over the next couple of days, it was noticeable that the car refused to engage into 3rd, and now ...
5
votes
2answers
2k views

Manually shifting an automatic transmission?

My car has been rather sluggish lately - both ABS and TCS lights are on, which means there is a sensor error somewhere. I haven't had the time to look for and fix said error, but I have had to drive ...
5
votes
4answers
28k views

Manual Transmission - Stuck in Neutral

I was at a red light and my car was in neutral and got stuck (wouldn't go to first). My mechanic told me that it is the clutch and is going to cost $1,200 to replace. The guy at AutoZone said that it ...
3
votes
3answers
959 views

Shifting Problem

2004 Acura TL 235k miles It takes a while (2-4 sec) for the car to shift from (P)Park to (D)Drive. After the initial change of gears the car runs perfectly normal.
2
votes
1answer
2k views

2006 Cobalt SS - Traction Control Light & Hard Shifting

I drive a 2006 Cobalt SS (not supercharged) with the 2.4L engine. In the last month or so the traction control light has been coming on periodically. Turning the engine off and back on causes the ...