Shall we solve it? The motorcycle lambda probe is faulty and now, how to solve it with certainty that it is the probe

Shall we solve it? The motorcycle lambda probe is faulty and now, how to solve it with certainty that it is the probe

This may be the mechanic's question when receiving a motorcycle that is not working well. Remembering that a failure indicating that it is in the lambda probe, can induce the mechanic to change and not solve the problem

Reflections of a motorcycle mechanic with a unique quality, sharing knowledge

Reflections of a motorcycle mechanic with a unique quality, sharing knowledge

Challenges are part of the daily routine of a repairman and overcoming each one of them is the necessary motivation to continue in this profession, but sharing what you learn makes you noble

Defective shifting system, gear slips out, gear is hard and neutral does not engage

Defective shifting system, gear slips out, gear is hard and neutral does not engage

One of these can be your customer's complaint, the symptom occurs on the "zero" motorcycle or that very "old" motorcycle, it can be a large motorcycle or even a "fifty" motorcycle

How to proceed when a Yamaha Fazer 250 motorcycle does not exceed 100km/h

How to proceed when a Yamaha Fazer 250 motorcycle does not exceed 100km/h

When the complaint is poor performance, there are many probable causes, and a correct diagnosis is the best way to solve the problem

Replacing the battery is not the solution when the defect is in the motorcycle's charging system

Replacing the battery is not the solution when the defect is in the motorcycle's charging system

Let's understand how to diagnose the battery charging system, check for possible electrical current leaks and identify the causes of defects, before making the decision to change the battery

Motorcycle with final drive shaft by cardan, myths, truths and preventive maintenance

Motorcycle with final drive shaft by cardan, myths, truths and preventive maintenance

The final transmission by cardan shaft used in motorcycles provides a certain comfort, when compared to the chain, crown and pinion system. It is more robust, but also has the possibility of breaking

Blinks in the injection light do not always indicate sensor defects

Blinks in the injection light do not always indicate sensor defects

Symptoms of motorcycle malfunction, followed by flashing injection warning light, do not always indicate the need to replace parts to solve the problem

Unraveling the complexity of the motorcycle's electrical system combined with on-board electronics

Unraveling the complexity of the motorcycle's electrical system combined with on-board electronics

The electrical part has always had a complex character, perhaps because it is not visible, this condition imposes difficulties on the perception of some repairmen, in addition to the lack of interest of those who appreciate mechanics more

Your motorcycle shows signs of needing maintenance, but how do you interpret it?

Your motorcycle shows signs of needing maintenance, but how do you interpret it?

The culture of ear diagnosis does not always achieve good results, whoever thinks that noise is a warning for preventive maintenance is wrong, in fact the noise warns that the problem is already installed

Immobilizer system protects the motorcycle and makes the possibility of theft difficult

Immobilizer system protects the motorcycle and makes the possibility of theft difficult

The immobilizer system is a kind of electronic “lock”, it does not allow the motorcycle to be started with another key even if the ignition contact is activated or even violated

When adjusting the engine valves, the in-ear diagnostics does not always work

When adjusting the engine valves, the in-ear diagnostics does not always work

The correct adjustment of a motorcycle's valve clearances makes all the difference in performance, consumption and comfort in handling, for this the repairman must follow the manufacturer's guidelines

Crown and sprocket chain: relationship that is not always lasting and needs maintenance

Crown and sprocket chain: relationship that is not always lasting and needs maintenance

Besides the quality of the parts, three factors are necessary to maximize the durability of the chain, crown and pinion assembly. Let's talk about the care to minimize the wear of these components

During this period of quarantine the motorcycle was stopped and now it won't start, what to do?

During this period of quarantine the motorcycle was stopped and now it won't start, what to do?

Faced with an unprecedented pandemic scenario, some motorcyclists certainly focused on their own he alth, so many people did not prepare the motorcycle to be stopped in the garage

Engine temperature sensor, how to avoid micos in diagnosis

Engine temperature sensor, how to avoid micos in diagnosis

In this article we bring some tips on how to avoid errors in engine oil temperature sensor diagnostics, which is responsible for sending important information to the electronic injection system

Motorcycle failing: it's not always the carburetor's fault

Motorcycle failing: it's not always the carburetor's fault

When the motorcycle fails or performs poorly, we usually blame the carburetor, but most of the time, we leave an analysis of the fuel log in the background

Moto Yamaha Fazer 150 equipped with technologies that improve performance and safety

Moto Yamaha Fazer 150 equipped with technologies that improve performance and safety

The UBS brake system makes this motorcycle stand out in the most competitive market range which are the service motorcycles used in the most intense traffic regions and this system helps to save lives

Part 2 – Battery charging system: electrical problem, is it always the battery to blame?

Part 2 – Battery charging system: electrical problem, is it always the battery to blame?

Learn how to identify the cause and evaluate the conditions of the system that is responsible for charging and keeping the battery charged and checking for possible current leakage

Drive chain knocking, the tensioner may be to blame

Drive chain knocking, the tensioner may be to blame

Excessive noise at the top of the motor may come from the timing chain, but the cause of the defect may be caused by the adjustment devices of the part

Panes in the electronic injection of the Fazer 250 may be caused by failures in the hybrid sensor

Panes in the electronic injection of the Fazer 250 may be caused by failures in the hybrid sensor

In the previous article we talked about the bad contact in the electronics system of motorcycles, these failures can suggest the replacement of electronic injection components without due need

Breaks in the electrical part of the motorcycle can be caused by poor contact

Breaks in the electrical part of the motorcycle can be caused by poor contact

Electrical problems, lights do not work, injection light indicating defects, for these and other symptoms the cause may be related to failure in continuity between wires and connectors

Unidirectional clutch can prevent the engine from running when starting the motorcycle

Unidirectional clutch can prevent the engine from running when starting the motorcycle

The motorcycle's starter motor turns hard and the engine does not start, it may be a problem with the one-way clutch, that's what we are going to show you: how to identify the cause of this defect

Change the battery is not the solution when the defect is in the motorcycle charging system - final part

Change the battery is not the solution when the defect is in the motorcycle charging system - final part

Let's understand how to diagnose the battery charging system, check for possible electrical current leaks and identify the causes of defects, before making the decision to change the battery

Engine fails, unstable idle and the bike does not start, is it the fuel filter?

Engine fails, unstable idle and the bike does not start, is it the fuel filter?

The good performance of the fuel filter ensures the correct operation of the engine, but it is not always given due importance, there are cases that the filter is only remembered when the motorcycle has problems

Moto crashes in reduced gear, bad idle and makes noise in the engine. Where is the cause?

Moto crashes in reduced gear, bad idle and makes noise in the engine. Where is the cause?

The symptoms of malfunction are always similar, they can confuse mechanics, but the causes are numerous and vary from motorcycle to motorcycle, our proposal is to present some solutions for the problem(s)

How is the Brazilian representative preparing to participate in the NTGP in Japan this year

How is the Brazilian representative preparing to participate in the NTGP in Japan this year

The Yamaha national technical grand prize has Jeferson Caetano Arantes who will compete for the international title in Japan in October 2018 and is receiving full support from the factory in preparatory training

Yamaha XTZ 125 dashboard light blinking after cleaning the carburetor. What's the cause?

Yamaha XTZ 125 dashboard light blinking after cleaning the carburetor. What's the cause?

It is common to find some mistaken discussions on the internet about the functioning of the diagnostic light on the XTZ and YBR Factor 125 motorcycles panel, some say that the light is from the electronic injection

Defective shifting system, gear slips out, gear is hard and neutral does not enter - Final Part

Defective shifting system, gear slips out, gear is hard and neutral does not enter - Final Part

One of these can be your customer's complaint, the symptom occurs on the "zero" motorcycle or that very "old" motorcycle, it can be a large motorcycle or even a "fifty" motorcycle

Electric motorcycle and renewable energy are not popular terms, but the future is in the making

Electric motorcycle and renewable energy are not popular terms, but the future is in the making

The two-wheel vehicle sector has been following the evolution and little by little electric vehicles are arriving, they will soon be in your workshop; And you, are you prepared to carry out the maintenance?

NTGP -National Technician Grand Prix Yamaha 2018 already has a Brazilian representative

NTGP -National Technician Grand Prix Yamaha 2018 already has a Brazilian representative

NTGP is the national technical grand prize in which Yamaha chooses the best repairer in its authorized network in Brazil, who will compete for the international title in Japan against more than 20 countries

Vibration in the engine is a sign of a defect and generates tingling in the rider's hands and feet

Vibration in the engine is a sign of a defect and generates tingling in the rider's hands and feet

Vibration arises, this symptom indicates that something is not going well with the engine and can cause cracks in the chassis and the damage can spread to the parts, fairings and cause discomfort when riding the motorcycle

Yamalube is the Yamaha lubricating oil for Yamaha motorcycles and other motorcycle brands

Yamalube is the Yamaha lubricating oil for Yamaha motorcycles and other motorcycle brands

Lubricant for motorcycles has advanced technology that allows the engine and transmission to operate with the same oil, works in severe regime, rotations around 10 thousand rpm and temperatures of 150º

Idle speed on the injected motorcycle is resolved with a brush, basin, solvent and air jet. Will it be?

Idle speed on the injected motorcycle is resolved with a brush, basin, solvent and air jet. Will it be?

With the use of electronic injection, a lot has changed in recent years, but the culture of preventive maintenance is still not unanimous, for some it configures as “the same old litany”

Synchronism of camshaft gears requires technique to assemble

Synchronism of camshaft gears requires technique to assemble

We will present thirteen reasons that in the day to day of the workshop lead the repairman to disassemble the gear set and some assembly tips and the details of timing on some engines

Motorcycle workshop is featured in the 7th edition of the Sebrae entrepreneur fair in S. Paulo

Motorcycle workshop is featured in the 7th edition of the Sebrae entrepreneur fair in S. Paulo

With an eye on the segment, repairmen, investors and visitors to the fair presented some questions: Is it possible to have a successful motorcycle repair shop? Does motorcycle maintenance make money?

R3 is the R-Series sports bike designed by Yamaha for everyday use inspired by the YZF – R1

R3 is the R-Series sports bike designed by Yamaha for everyday use inspired by the YZF – R1

Launched in September 2016 this superbike comes equipped with a 321 cc in-line two-cylinder engine that generates 42 horsepower and pushes this bike with a lot of sportiness and emotion

Understanding how the valve train works is essential for good maintenance

Understanding how the valve train works is essential for good maintenance

Moto “fucked”, command “angry” and angry customer. Engine preparation does not mean that the work will achieve the desired result, poor service can be a "poison" for the engine

NMAX - Scooter developed by Yamaha with the most advanced technologies in the Brazilian market

NMAX - Scooter developed by Yamaha with the most advanced technologies in the Brazilian market

The NMAX was developed to combine the DNA of sporty style with the practicality of urban use, equipped with the new liquid-cooled engine, head with variable valve system and ABS brakes as standard

Engine overheating - how to diagnose without getting the mechanic hot

Engine overheating - how to diagnose without getting the mechanic hot

The mechanic's head boils knowing that the bike is still heating up and finding the defect depends on knowing how the engine works and the temperature control system

Honda cbr 500r: she is not an icon, but she bets on a historic number to make her fame

Honda cbr 500r: she is not an icon, but she bets on a historic number to make her fame

With a new face, the cbr 500r has significantly reduced its price to become more competitive in the mid-cylinder market

Safety and technology - meet the motorcycle chassis lean angle sensor - Part 2

Safety and technology - meet the motorcycle chassis lean angle sensor - Part 2

The evolution of technology provides benefits and makes motorcycles safer and because of this the main manufacturers have developed a sensor that turns off the engine in case of a fall

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