Harley-Davidson Throttle Position Sensor Replacement: The Half of the Job Most Riders Skip
Harley Davidson throttle position sensor replacement takes two screws and a connector, then an idle relearn. Skip the relearn and the bike idles rough.
Automotive
Cars, trucks and everything that moves them — buying advice, maintenance how-tos, and plain-English explanations of how the machinery works.
Every car on the road is a rolling argument between engineering and entropy, and the owner is the referee. This section is written for that owner: the person who wants to understand what the machine is doing, catch problems while they are still cheap, and walk into a repair shop or a dealership knowing enough to ask the right questions.
A large share of the coverage is diagnostic. Modern vehicles announce their problems through symptoms, a rough idle, a warning light, a hesitation under acceleration, a noise that appears only at speed, and the articles here work backward from those symptoms to the sensors, systems and parts that cause them. Engines, transmissions, brakes, batteries, fuel systems and the electronics that tie them together each get plain-English treatment: what the component does, how it fails, what a failure feels like from the driver's seat, and what fixing it typically involves.
Maintenance gets equal attention, because the cheapest repair is the one a fluid change or a worn part caught early makes unnecessary. Guides cover the service intervals that matter, the jobs a careful owner can do at home with basic tools, and the ones genuinely worth paying for. When costs come up, the articles focus on what moves the number, parts availability, labor time, the difference between a genuine fix and a patch, so you can judge a quote instead of just receiving one.
The section also serves plain curiosity. How an automatic transmission decides to shift, why engines are measured in liters and horsepower, what actually happens when you turn the key: the explainers are here for readers who simply want to know how their daily machine works. Motorcycles, trucks and the occasional oddity round things out.
The featured guides above collect our deepest coverage of a single system in one place, and the grid below runs newest first. If you arrived with one specific symptom or question, search will take you straight to it. Either way, the goal is a reader who is a little harder to mystify, and a little harder to overcharge.
Featured Guides
All Articles
How Long Do Throttle Position Sensors Last? It Depends on Friction, Not Mileage
How long do throttle position sensors last? There’s no mileage interval, because the part wears by friction. Here’s how to judge your own vehicle’s odds.
The Chevy Silverado Throttle Position Sensor You Can’t Buy Anymore
Chevy Silverado throttle position sensor trouble? On most trucks it’s built into the throttle body. What P0121 means and why cleaning often fixes it.
Why Your New Throttle Position Sensor Still Idles Rough
Throttle position sensor calibration teaches your ECU what a closed throttle reads like. Here’s when it’s needed and how to confirm the relearn stuck.
Why Two Hondas Get Two Completely Different Throttle Sensor Repairs
Which throttle position sensor Honda fitted to your car decides the repair: an adjustable sensor you can rotate, or a sealed electronic throttle body.
The Jeep Throttle Position Sensor Problem That Usually Isn’t the Sensor
A throttle position sensor Jeep diagnosis is often a PCM that never relearned idle after a battery disconnect. Here’s how to tell the difference.
Throttle Position Sensor Cleaning: When a Can of Spray Actually Fixes It
Throttle position sensor cleaning fixes some cars and destroys the sensor on others. The design detail that decides which one you have, and how to clean it
How to Test a Throttle Position Sensor (and What Your Meter Can’t See)
A throttle position sensor tester catches dead spots a static reading misses. How to run a sweep test with a multimeter, and when a scope earns its keep.
The Groove You Can’t Clean: Replacing a Throttle Position Sensor
A throttle position sensor replacement is the only fix once the wiper wears a groove. How to confirm it, do the swap, and handle the relearn step.
The Throttle Position Sensor Symptoms That Contradict Each Other
Throttle position sensor symptoms often contradict each other: stalling one day, surging the next. Here’s why one bad signal causes both.
The Year Your Gas Pedal Stopped Being Connected to Your Engine
What is a throttle position sensor and how does it work? The coin-sized part that turned your gas pedal into a voltage signal your engine computer reads.
10 Most Expensive Auto Repairs and How to Prevent Them
Anyone who has owned a car will definitely know the pain of taking the car to a mechanic. We, at Buzzle, have put forth a list of 10 auto repairs that can burn a hole in your pocket, and have given you simple ways to prevent them.
Body Lift Vs. Suspension Lift
Vehicle lifts help gain an increased ground clearance and aid towards a better off-road experience. Buzzle does a body lift vs. suspension lift analysis, and reviews the two techniques to determine the benefits both have to offer.
Environmental Benefits of Fuel-efficient Cars
Each one of us wants a car that takes up less fuel. Why? Because they don’t pinch your pocket and are eco-friendly. Fuel-efficient cars benefit the environment in many ways. Know the environmental benefits they have to offer.
List of Famous Car Company Logos With Their Names
Car makers are identified by their logos, and many logos have become as iconic as the car companies themselves. Here is a list of the logos of famous car companies along with their names.
Everyday Things People Do to Ruin their Cars
We all love our cars, and do much to keep them shiny and in the best condition possible. At times though, even the smartest of us do some of the dumbest things, that tend to ruin our beloved cars in the long run...
New Technology in Cars
Since the inception of cars in the market till today, car technology is advancing day-by-day. Let’s take a look at the new technology in cars. Like any other technology invention, the technologies used in cars has changed tremendously over time. Car technology is updated constantly, in an effort to enhance the comfort levels of the […]
Most Reliable Cars Ever Built
Looking for some information on most reliable cars ever built? Then, continue reading about top 10 most reliable cars in following article, and know more about best automobiles zooming fast on road. Most Reliable Cars Ever Built.
Interesting Car Facts
Cars are loved by all. But have you ever thought of some interesting car facts? Well, don’t worry now you can know some great car facts which only some bright minds know. Use these facts to be popular among your friends and also improve your general knowledge about cars. Interesting Car Facts.
Hybrid Cars Comparison
The revolution of green earth is blowing over all nations and hybrid cars comparison is being sought by many potential car buyers. In following article, a brief elaboration of some of most popular hybrid cars has been given in following paragraphs. To know more, read on” Hybrid Cars Comparison.
Fuel Injection Cleaning Cost
How much does fuel injection cleaning cost? Is fuel injection cleaning necessary? Read to find out. . . Fuel Injection Cleaning Cost.
Fuel Injector Cleaner - Does it Work
Fuel injector cleaning services can be found at every corner of street. But do they really work? Read all about fuel injector cleaner, does it work, etc., in this article. Fuel Injector Cleaner - Does it Work.
Luxury Car Auctions
Planning to buy a new car, then you have come to right place. This article tells you about luxury car auctions from where you can buy best cars for an affordable price. Luxury Car Auctions.
CVT Transmission Pros and Cons
Wondering about CVT transmission pros and cons? A continuously variable transmission provides an unlimited range of gear ratios. This article explains how a CVT works and weighs its advantages against its known problems. CVT Transmission Pros and Cons.
Car Life Expectancy
The information about average car life expectancy provided in article should be useful for potential owners. It would help in easing decision making process while buying a car. Car Life Expectancy.
Car Battery Replacement
It can’t get worse than beginning day with some car starting problem. In such a situation, a car battery replacement guide can be of immense help. Given below are some simple car battery replacement instructions which will make already easy task, much more easier. Car Battery Replacement.
Cool Car Nicknames
Do you like to give your car a cute nicknames? If you still haven’t, take a look at these cool car nicknames that might just motivate you to do so. Cool Car Nicknames.
How to Negotiate Car Price
Most people either feel awkward to bargain or just don’t know how to negotiate car price. If you too feel need to know how to negotiate car price, then read on. How to Negotiate Car Price.
Bad Alternator Symptoms
An alternator is a very important part of electrical power system of a car. Here is a listing of bad alternator symptoms, which will give you an advance warning of alternator failure or alternator problems. Bad Alternator Symptoms.
Dry Ice Dent Removal
A dent either on an old or new car sucks, doesn’t it? This article will provide you stepwise instructions for paintless dry ice dent removal. Dry Ice Dent Removal.
How to Fix Oil Leak
If you are not able to figure out how to fix oil leak in your car engine, this article will answer all your queries pertaining to finding and fixing oil leaks in vehicles. How to Fix Oil Leak.
O2 Sensor: How to Test O2 Sensors
What are O2 sensors and how to test them? If that is question bugging you, here are some tips on how it is done. Testing O2 sensors is important as they control emission levels of your car engine. Testing O2 sensors is a simple process you can perform yourself. Read on to know more... O2 Sensor: How to Test O2 Sensors.
Synthetic Oil Change Interval
One of most common doubts people have these days is about synthetic oil change interval. How often to change synthetic oil? Here’s an article that answers questions about synthetic oil change interval. Synthetic Oil Change Interval.
Car Audio Troubleshooting Tips
Car audio problems can be irritating, when you are listening to music in your car. However, there are some car audio troubleshooting tips that can be referred to, for solving such problems. Read on... Car Audio Troubleshooting Tips.
Benefits of a Manual Transmission
Nowadays, cars are available fitted with automatic, as well as, manual transmissions. If you are unable to decide which one to buy, read on to know more about benefits of a manual transmission. Benefits of a Manual Transmission.
Synthetic Oil Vs Regular Oil
Synthetic oil vs regular (mineral) oil is one of the most complicated debates in the automotive industry, without a concrete conclusion. This article explains how each is made, their merits and demerits, and when to use which. Synthetic Oil Vs Regular Oil.
Signs of a Clogged Fuel Filter
Every vehicle has a fuel filter, whether it uses gasoline or diesel as fuel. At some time or other, fuel filters show signs of wearing out. Some signs of a clogged fuel filter are... Signs of a Clogged Fuel Filter.
How to Become a Successful Car Salesman
We all know there is no shortcut to success and becoming a successful car salesman requires more than just patience. Take a look at this guide to become a successful car salesman. How to Become a Successful Car Salesman.
The Science of it All Part II
Why have automotive engine oil additives generated so much controversy? PTFE, Molybdenum, zinc dialkyldithiophosphate, chlorinated parrafins, and others have all been used with varying degrees of success. What is truth and why have none of engine oil additives lived up to early hype? This article will help you make right choice for your automotive engine needs. The Science of it All Part II.
Fatigue at the Wheel: Root of Serious Traffic Accidents
Over-fatigue, according to safety experts, is one of major causes of serious traffic accidents. This is reason why automakers, like Mercedes-Benz, are concentrating on developing a system that will recognize fatigue to warn driver. Fatigue at Wheel: Root of Serious Traffic Accidents.