Diagzone Xdiag Subscription Renew, LAUNCH LTR-01 RF Sensor, Thinkdiag Renew , Scania SDP3 Installation
A BMW X5 E53 SUV made 2004 with 116317 km self-adaptive headlights and automatic windshield wipers do not work.And this article share the progress of how to solve of BMW E53 self-adaptive headlights and automatic windshield wipers trouble.If you meet the same repair problem,help this article can give some advices.
Here is another article about Seflf-adaptive headlights:
BMW X5 3.0Si Self-adaptive Headlights Repair
Trouble symptoms:
* After turning headlight to automatic pisition,self-adaptive headlights only work dozens of seconds when starting the engine,then headlights off.
* At the same time,automatic winshield winpers can not work.
Trouble Diagnose:
In order to find the real reason of trouble,we need to make fault recurrence at first to ensure the selfadaptive headlight and automative windshield wiper have not worked normally.Before we repairing this problem,it is necessary to study the work principle of self-adaptive headlight and automatic windshield winpers.
Self-adaptive headlight work principle:
The vehicle equiped with self-adaptive headlights,the ECU can determine the brightness of the light according to the light sensor,then control the headlights on or off automatically.The headlights will light on automatically when vehicle driving in the dark condition,and headlights will light off automatically when it brighten.And even it can switch between high beam and low beam.
Automatic windshield wiper work principle:
Automatic windshield winper determine the raindrops and their size by rain sensor,then make windshield wiper work and control their frequency.Currently,two kinds of popular sensors:optical sensors and capacitive sensors.BMW E53 equiped with photoelectric rain sensor.
After research,technicians find that self-adaptive headlights and automatic windshield wipers use same sensor assembly.According to their work principle and trouble feature (cann
How useful was this post?
Click on a star to rate it!
Average rating / 5. Vote count:
Please keep this link if you copy the post!