Adjusting the headlights of Japanese cars. Do-it-yourself headlight adjustment on Japanese cars

Adjusting the headlights of Japanese cars. Do-it-yourself headlight adjustment on Japanese cars

30.10.2019

It is well known that the headlights on right-hand drive vehicles are designed in such a way that part of the light beam is directed to the left and up. It is impossible to eliminate this problem by simply adjusting the headlights, and without this it is impossible to pass instrumental control. In addition, driving with such headlights is not safe in itself, since the headlights, when adjusted in this way, dazzle oncoming drivers.

If "crystal" headlights are installed on your car, then it is easiest to replace them with similar European headlights. To date, there is only one known way to successfully remake such headlights. This is how sopka describes it in the Japanese Cars conference:
“You can easily convert it to roadside lighting and maintenance. The fact is that in such headlights a special mask sets the shape of the distribution of the light beam. It is easy to make it yourself from an aluminum sheet like the one in the headlight. The most difficult thing is to get to this mask. To do this, heat the headlight in the oven until the sealant becomes very pliable.Then very carefully separate the plastic from the glass.When adjusting the light beam, it is useful to use a 6-8 volt power supply: the distribution of the beam is visible and does not burn your fingers.Let me remind you of the shape of the beam : horizontal border on the left and 15 degrees up - on the right. I did everything myself and for the third year without any problems I go through official maintenance. I just don’t advise everyone to shout about an independent design change to everyone in a row - this is prohibited by the rules. Although, you can do everything so that the expert does not dig under And it will shine no worse than the factory headlight."

If your car has ordinary, not "crystal" headlights, then it is much easier to solve the problem of a light beam. This can be done in three main ways.

The first way, as in the case of "crystal" headlights, is to purchase and install European-style headlights. This method is not always possible, extremely simple and quite expensive, so we will not describe it.

The other two methods do not have a simple and understandable explanation for everyone, but they allow achieving positive results, which has been repeatedly tested in practice.

The first of these is to seal a certain part of the headlight glass with an opaque film, thereby covering that part of the light beam that shines to the left and up. The photos show how it was done on a Toyota RAV4.

However, this method, to put it mildly, does not improve the appearance of the car, not to mention the fact that these pieces of film can fall off or be torn off by the pioneers.

Therefore, the most practical is the method in which the change in the light beam is achieved by rotating the H4 type bulbs around its axis. If you look at the headlight from the reverse side, it is easy to see that in all right-hand drive cars the bulb is fixed in the headlight not strictly vertically, but is turned clockwise at a small angle. In practice, it has been repeatedly verified that turning the light bulb at the same angle, but in the opposite direction, allows you to achieve the desired result, i.e. eliminate that part of the light beam that shines upwards to the left and blinds oncoming drivers.

Since the light bulb is fixed in the headlight with the help of three antennae, to turn it, it is easiest to cut off these antennae with ordinary scissors, and then insert the bulb into the headlight, turning it in the opposite direction at a similar angle. Due to the friction force, the light bulb is held in the headlight quite reliably, however, if you are still afraid that it may turn during operation, when cutting off the antennae, do not cut them off completely, but leave about 0.5 mm from each antennae. These remnants, pointed with scissors, will cling very well to the plastic housing of the headlight and will not allow the bulb to turn.

The following photos show how the bulb is located in the headlight before turning it, and after cutting off the antennae and installing it in a new position. For clarity, the antennae on the base of the light bulb are painted over with a red marker.

However, on some Toyota models, the light bulb mount in the headlight is designed in such a way that there is no support flange in the headlight housing, and the light bulb is held only on the antennae themselves. Accordingly, if they are cut off, then the light bulb will simply fall into the headlight.

This problem can also be solved in several ways. The first is to make new recesses for the antennae in the headlight housing, allowing you to fix the bulb in the correct position. This method is very time consuming and requires special tools and equipment, such as a drill. But on the other hand, it does not require alteration of the light bulb itself and makes it easy to change it in the future.

Another way is to solder new light bulbs to the base instead of the cut off antennae. It is also quite laborious, since the base is made of metal, which is not so easy to solder, in addition, it is not always possible to be sure that this soldering will hold on for a long time and reliably.

The third way is to make a simple strip with antennae on the base of the light bulb. To do this, you need to prepare a piece of tin, for example from an old tin can, no less than 6x6 centimeters in size. And you will also need a two-ruble coin, nail scissors, pliers, and some kind of scriber or marker.

Having attached a two-ruble coin to the center of a piece of tin, we circle it with a marker. We pierce the tin with scissors and cut out a round hole according to the circled line. We put a piece of tin on the back of the base of the light bulb and circle the outer contour of the base along with the antennae. We remove the tin from the base and next to each antenna we add exactly the same, but shorter by one third.

The quality of a comfortable ride in any car depends on the correct setting of all its main systems. If some parameters are very easy to check and correct yourself, then most of them require the intervention of specialists.

To receive a full service of services, you should contact Kosta-Service. The specialists of this organization will diagnose all systems, which will correct most of the shortcomings.

Easy way to adjust

Lighting plays a huge role when driving a car during the dark period of the day. Moreover, the safety and safety of other road users depends on it.

According to the standard, the lighting should be adjusted in such a way that the left headlight does not blind oncoming motorists, and the right headlight illuminates the roadside a little, allowing them to see moving pedestrians and the roadside.

But many Japanese cars have a radically different setup, as they use left-hand traffic. One of the easiest options for adjusting the illumination of such cars is simply to glue the unnecessary part of the headlight.

You can do it right by following a few simple steps:

  1. In order to identify unnecessary segments, we put the car close to the wall and turn on the light.
  2. The dimming sector is in most cases located in the lower corner of the headlight. To do this, simply find it and seal it with dark tape or special foil.

Working with lamps

Another option to correct such a defect is to adjust the lamps. To do this, simply turn the product counterclockwise, which will slightly expand the flow of light.

To carry out such a procedure, you must first bend the antennae with which the lamp is attached. If after that it falls inward, you need to provide a home-made way to secure it.

When H3c lamps and lenses are used in cars, then the adjustment is carried out using special screws that will shift the light beam in a certain direction. However, do not try to twist such products, as in most cases this will not work, because there are no reflectors.

If you are not sure that you will do such a procedure correctly, then it is advisable to entrust it to specialists. They will preliminarily carry out all the main measurements and set the optimal level of lighting, in accordance with all major standards.

The technology for adjusting the headlights of "Japanese women" can be found in this video:

How to adjust the headlights on a right hand drive car?

It is well known that the headlights on right-hand drive vehicles are designed in such a way that part of the light beam is directed to the left and up. It is impossible to eliminate this problem by simply adjusting the headlights, and without this it is impossible to pass instrumental control. In addition, driving with such headlights is not safe in itself, since the headlights, when adjusted in this way, dazzle oncoming drivers.

If "crystal" headlights are installed on your car, then it is easiest to replace them with similar European headlights. To date, there is only one known way to successfully remake such headlights. This is how sopka describes it in the Japanese Cars conference:
“You can easily convert it to roadside lighting and maintenance. The fact is that in such headlights a special mask sets the shape of the distribution of the light beam. It is easy to make it yourself from an aluminum sheet like the one in the headlight. The most difficult thing is to get to this mask. To do this, heat the headlight in the oven until the sealant becomes very pliable.Then very carefully separate the plastic from the glass.When adjusting the light beam, it is useful to use a 6-8 volt power supply: the distribution of the beam is visible and does not burn your fingers.Let me remind you of the shape of the beam : horizontal border on the left and 15 degrees up - on the right. I did everything myself and for the third year without any problems I go through official maintenance. I just don’t advise everyone to shout about an independent design change to everyone in a row - this is prohibited by the rules. Although, you can do everything so that the expert does not dig under And it will shine no worse than the factory headlight."

If your car has ordinary, not "crystal" headlights, then it is much easier to solve the problem of a light beam. This can be done in three main ways.

The first way, as in the case of "crystal" headlights, is to purchase and install European-style headlights. This method is not always possible, extremely simple and quite expensive, so we will not describe it.

The other two methods do not have a simple and understandable explanation for everyone, but they allow achieving positive results, which has been repeatedly tested in practice.

The first of these is to seal a certain part of the headlight glass with an opaque film, thereby covering that part of the light beam that shines to the left and up. The photos show how it was done on a Toyota RAV4.

However, this method, to put it mildly, does not improve the appearance of the car, not to mention the fact that these pieces of film can fall off or be torn off by the pioneers.

Therefore, the most practical is the method in which the change in the light beam is achieved by rotating the H4 type bulbs around its axis. If you look at the headlight from the reverse side, it is easy to see that in all right-hand drive cars the bulb is fixed in the headlight not strictly vertically, but is turned clockwise at a small angle. In practice, it has been repeatedly verified that turning the light bulb at the same angle, but in the opposite direction, allows you to achieve the desired result, i.e. eliminate that part of the light beam that shines upwards to the left and blinds oncoming drivers.

Since the light bulb is fixed in the headlight with the help of three antennae, to turn it, it is easiest to cut off these antennae with ordinary scissors, and then insert the bulb into the headlight, turning it in the opposite direction at a similar angle. Due to the friction force, the light bulb is held in the headlight quite reliably, however, if you are still afraid that it may turn during operation, when cutting off the antennae, do not cut them off completely, but leave about 0.5 mm from each antennae. These remnants, pointed with scissors, will cling very well to the plastic housing of the headlight and will not allow the bulb to turn.

The following photos show how the bulb is located in the headlight before turning it, and after cutting off the antennae and installing it in a new position. For clarity, the antennae on the base of the light bulb are painted over with a red marker.

However, on some Toyota models, the light bulb mount in the headlight is designed in such a way that there is no support flange in the headlight housing, and the light bulb is held only on the antennae themselves. Accordingly, if they are cut off, then the light bulb will simply fall into the headlight.

This problem can also be solved in several ways. The first is to make new recesses for the antennae in the headlight housing, allowing you to fix the bulb in the correct position. This method is very time consuming and requires special tools and equipment, such as a drill. But on the other hand, it does not require alteration of the light bulb itself and makes it easy to change it in the future.

Another way is to solder new light bulbs to the base instead of the cut off antennae. It is also quite laborious, since the base is made of metal, which is not so easy to solder, in addition, you can not always be sure that this soldering will hold on for a long time and reliably.

The third way is to make a simple strip with antennae on the base of the light bulb. To do this, you need to prepare a piece of tin, for example from an old tin can, no less than 6x6 centimeters in size. And you will also need a two-ruble coin, nail scissors, pliers, and some kind of scriber or marker.

Having attached a two-ruble coin to the center of a piece of tin, we circle it with a marker. We pierce the tin with scissors and cut out a round hole according to the circled line. We put a piece of tin on the back of the base of the light bulb and circle the outer contour of the base along with the antennae. We remove the tin from the base and next to each antenna we add exactly the same, but shorter by one third.



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