8
votes
4answers
2k views

Any truth to the “myth” about changing transmission fluid in older vehicles?

I have had people give me anecdotal stories (friend of a friend type thing) about changing the transmission fluid in vehicles with 150,000+ miles, especially those that haven't had regular ...
0
votes
0answers
3 views

I3 engine balance/power delivery

I'm trying to learn more about inline 3 engine balance and engine balance in general (motorcycles)... I3 interests me for a few reasons but i want to further understand how they work. L4 and ...
1
vote
2answers
41 views

Can heat plus vibrations from passing cars cause a car alarm to go off?

When I came home today around 2pm, the alarm was going off on my 2000 Honda Civic. I turned the alarm off and after a few minutes it went off again. this happened a few more times, till I decided to ...
1
vote
0answers
5 views

Electrical issue Ford Flex

Walked by my parked 2009 Flex in driveway. The radio was playing!! I unlocked it, lo and behold, all the dashboard lights are flickering on and off, I can move the shifter, the bell is dinging like ...
6
votes
2answers
63 views

1999 Subaru Forester - bad acceleration, rough shifting

I have a 1999 Subaru Forester with an automatic transmission and a 2.5 Liter Motor. It has poor acceleration and rough shifting I started to notice 'hesitation' on take off. It just slowly appeared....
6
votes
2answers
844 views

Measuring Horse Power and torque without a dynamometer

I know I can take my car to a workshop and have a Dyno Run and can read the HP and torque figures from that. What I want to know, is there an alternative way to know the HP and Torque figures without ...
4
votes
1answer
34 views

GM's “Quad 4” Engine

The Quad 4 was a 4-cylinder, 2.3 liter engine GM designed in the late 80's and produced 180-190 hp depending on the level of tune. Impressive numbers on paper when the 5.7 liter V8 engine in the ...
5
votes
4answers
644 views

How do I tell if I screwed up my oil change?

I just changed my oil in my 2500 HD Silverado for the first time by myself. I've changed my oil in a 2004 Toyota Camry a handful of times, but I always had a friend supervise me. I need to know common ...
7
votes
1answer
20 views

Changing from two heated O2 sensors to a single O2 sensor

I'm going to be removing a Motorcraft 2150 carburetor in a 2.8L V6 and swapping it for a Ford CFI (and ECU) from a 3.8L V6. I've just recently pulled everything (ECU, throttle body, sensors, harnesses,...
3
votes
2answers
78 views

Tire Pressure Sensor Sensor RF Frequency?

Do tire pressure sensors operate on a specific RF frequency? I just got my car back from the place that fixes it, and noticed that the one tire keeps reporting that it is low; how low? 0 psi. Now, ...
0
votes
1answer
23 views

What are the Ignition Switch Wires for?

I am referring to the 4-5 wires that connect to the plastic housing sitting behind the ignition switch. My guess is each of the wires is there to send current to its respectable position (accessories, ...
0
votes
6answers
15k views

Approximately how many hours of labour is involved in a clutch replacement

Because the cost of labour varies dramatically from country to country, region to region, city to city and sometime even suburb to suburb it doesn’t make much sense to ask how much the labour portion ...
1
vote
0answers
8 views

96 corolla: is there a way to break steering wheel lock with only minimal damage?

Long story short - after diagnosing my 96 corolla with a blown head gasket (thanks to the members this community), it now needs to be moved to a final resting place where I will hack away at its ...
3
votes
0answers
13 views

2003 Opel Agila is making a funny ticking noise on starting

My 2003 Opel Agila 1.2 is making a very loud ticking noise when I start it up, and it doesn't sound right. It only ticks when idling and when I rev it, the ticking noise goes away. The car runs ...
5
votes
2answers
48 views

Why aren't rotary/Wankel engines used more in motorcycles?

The strengths of the rotary/Wankel engine seem perfectly suited for the needs of a motorcycle (small, lightweight, smooth, high revving). The main disadvantage (lousy fuel economy) also tends to be ...
3
votes
1answer
19 views

How do I treat aluminium oxidation on body panels?

Like most of us I have dealt with steel rust on many occasions, but how should I deal with aluminium corrosion bubbles under the paint? I have just bought my first aluminium car, which are becoming a ...
6
votes
3answers
15k views

Honda Civic Clicks but won't Crank

I have a 2005 Honda Civic and today out of the blue it wouldn't start. I hear a click sound when I turn the key to start, but nothing else. The car lights still work, and they dim slightly when ...
8
votes
6answers
510 views

Are there “standard” torque values for fasteners?

For "normal" applications (say attaching the oil pan or valve cover) are there standard or typical torque values for fasteners? I'm wondering if it is possible to use a rule of thumb for those ...
3
votes
1answer
13 views

Where is the voltage regulator on a Honda wave 125cc?

Where can I find the voltage regulator on my Honda wave 125cc? I need to replace it with a new one so that my head lights will be in good condition and work well.
15
votes
2answers
30k views

Clutch less shifting - why does it work? Is it bad?

I have been driving stick for 15 years and within the last year I learned I can shift gear without the clutch. Normally the transmission will not let me shift gears without using the clutch. However,...
3
votes
2answers
26 views

Yamaha Gladiator SS 125 model motorcycle engine problem

I have Yamaha Gladiator SS 125 model motorcycle. After repairing the engine there has been one problem in my engine. It is that the mobil from the engine flows towards the air filter and then the same ...
2
votes
0answers
7 views

Suzuki electrical failure after rain

I have a Suzuki Marauder, believe its 2000. I left it out in a heavy rain. When I tried to start it after, I turned the key and all the lights went on per normal, but when I pressed the starter button,...
8
votes
3answers
1k views

Why does a petrol engine need to maintain an air-fuel ratio, while a diesel engine doesn't?

This simple question has been bugging me for a while. The amount of fuel injected into a petrol engine is calculated according to the amount of air entering through the throttle valve (as measured by ...
4
votes
4answers
93 views

Front brake caliper mounting bracket out of alignment with rotor

When the brake caliper mounting bracket bolts are tightened to the hub (on the passenger side only!), the new rotor binds against the bottom of the bracket on the outside (away from the center of the ...
1
vote
1answer
16 views

2011 Ram 1500 5.7 squeeking noise

My truck makes a loud squeeking noise after about 10-15 minutes of driving. The noise does not excellerate or decrease with engine rpm. Took to dealer they replaced idler pulley and it never went away....
3
votes
1answer
25 views

Oil light is always on (2006 golf 1,4i)

The oil light is always on in my 2006 VW Golf 1.4i. I have tried changing the oil pump, oil switch, and even putting more oil in, but the light remains on.
3
votes
1answer
159 views

How does an ignition switch work?

I know it's different in every make and model but for just a guideline how do a Ignition switch work? I know about the the ignition system but how do electricity follow from the switch down to the ...
2
votes
0answers
17 views

Toyota 4Runner - automatic (Old model ) misfires and delay in changing gears. What is the problem?

My Toyota 4 Runner (old model) misfires and seems lazy especially while climbing hills. There is also a delay in changing from gears 2 - 3 and 4. Can someone please help to advise? Thanks in advance.
-2
votes
1answer
34 views

which lane to turn into? [on hold]

I have a question for left/right turn. Please excuse me if it is already been asked. When you are turning left into a 2-lane road from a 2-lane road, we should stick to the lane which we are in. ...
4
votes
0answers
25 views

Cant Start 08 Civic (Diagnosis)

So I just bought this 08 civic LX (110k miles). After a few days of flawless driving, we noticed a couple wires NOT connected that were coming from the hood opener-sensor thing. Plugged them together ...
8
votes
3answers
5k views

Does accelerating faster worsen fuel efficiency?

I've often heard that accelerating harder makes for bad fuel efficiency, but have yet to be given a sound explanation of why. Naturally this makes me question this advice. Now obviously when you ...
11
votes
4answers
889 views

Is 60/40 solder fine for splicing wires that have to endure hot engine bay temps?

I need to splice the pigtail connectors from my old O2 sensors onto the new O2 sensors since the new connectors have a different shape. As the sensor is right behind the engine and will experience ...
5
votes
2answers
53 views

Starter Motor Intermittently will not engage

2003 Kia Pregio Diesel Van just purchased 1 week ago. Owner claimed no problems. Just did an oil change. Yesterday when I turned the key to start, the starter motor did not engage. No sound, I just ...
2
votes
0answers
18 views

Windshield wipers on '98 Chevy S-10 work sometimes but not all the time

I checked the fuse and wiring, they are okay, don't know what else it might be. BAFFLED. I think there is a motor and board, but don't know why it works sometimes and sometimes not.
6
votes
1answer
43 views

How can you tell if a water pump or water pump gasket is bad?

I'm changing the head gasket on a 99 ranger. I don't know why it overheated in the first place. There has to be a cause, right? I was cleaning up the top of the engine block to put the heads back on ...
6
votes
2answers
67 views

Why would my Toyota Corolla die soon after starting it?

I have a 1996 Toyota Corolla DX with about 200k miles on it. It runs good for the most part, but recently had a problem where it would not start. Napa tested my alternator, which failed, so I ...
8
votes
3answers
87 views

How over-square can you go?

I'm wondering what's the limit for how over-square a motorcycle engine can be... I know all sport bikes I looked at had just under 25 m/s piston speed regardless of the stroke/rpm... So I'm ...
6
votes
0answers
33 views

Intermittant starting problem

1967 Camaro SS 350 with Powerglide trans. sometimes will not start. No click, no dimming of lights when key is turned, nothing happens. It will do this maybe one time out of 15 or 20 starting ...
2
votes
1answer
23 views

BMW 3 series 320D 2010 brake light and inspection light

Today the trip computer went over the service due milage. After a short period the red inspection light came on and what appears to be the red brake fluid light? Below is the closest picture I could ...
3
votes
3answers
63 views

LED Blinkers - Burning out on 1976 Triumph Bonneville

I have a 1976 Triumph Bonneville and recently replaced the garbage LED chips inside the eBay signal lights with brighter Cree LED chips. I bench tested the circuit shown below with a 12v bench supply ...
5
votes
1answer
25 views

Idle doesn't hold on 2006 Toyota pick up truck after giving a jump, actually failing to give a jump.

We have a 2006 toyota pick up truck and a 2000 mustang with a dead battery. Cable's have been Properly connected. 1, I can get no current flow, no jump from the toyota, yet it starts the pick up ...
1
vote
1answer
45 views

I need to replace an engine in my heritage

My 2002 heritage has over 48,000 miles on it and is making a lot of noise so I would like to replace it with a 2003 road king motor. Would it line up and bolt in without any trouble.
8
votes
1answer
7k views

Can I use an OBD2 Scan Tool on older GM vehicle?

I can get an adapter that connects my OBD2 scan tool to my 12 pin GM scan tool connection. But will the tool be able to read the codes and tell me anything useful? Or do I need to get a scan tool that ...
4
votes
1answer
26 views

Thumping noise after pad and rotor replacement

I recently had my front pads and rotor replaced on my 2012 Jeep Patriot but within one week I heard a thumping sound when breaking. The repair shop warrantied out both the rotors, and when the ...
5
votes
1answer
21 views

Vibration when stopped in gear

1998 Mercedes E320 (57,000 miles), when stopped, in gear, brake pedal down and before car warms up we have a bad vibration. If you put it in neutral, park, or reverse, the vibration goes away. Runs ...
7
votes
1answer
28 views

Why is my shifter lever extremely stiff or hard to shift gears?

My Yamaha 85 750 maxim I shifter is extremely stiff or hard to shift?but when I pulled off the casing that it passes thru or even loosened the bolts to the caseing it shifted normally?
5
votes
3answers
50k views

What is ECT Mode for? - Toyota Cars?

I'm not sure if this is a feature on Toyota cars alone, but I currently drive a '99 Avalon XLS and in addition to the D3 mode which I know disables overdrive, right above the radio near the top of ...
2
votes
0answers
9 views

How to adjust power for 1st & 2nd gear in classic 350?

i am facing loss of power with 1st & 2nd gear while accelerating after changing gears. As soon as RPM goes high the power becomes stable. I want to know that which type of setting should be done ...
5
votes
1answer
56 views

Focus ST 2.5 MK2 - Cambelt changed, super charger noise when giving throttle

I took my vehicle in for the cam-belt service drove back home and noticed this whine/supercharger noise which increases in loudness when I press down on the throttle. I suspect the cam-belt is too ...
3
votes
2answers
30 views

Solid front axle squeak while steering in wet conditions

I have had a squeak when I turn my steering wheel for about 6 months now, and it's driving my insane. The squeak shows up after a day in the rain, and lasts about a week after the last time driving ...

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