Once the
abnormal situation occurs, then by setting out the specific cause of the
malfunction analysis algorithm, and the trouble code stored in the
memory lane system in the ECU, and start running
the corresponding failure functions and the implementation of security
measures modules (such as the fault indication light / malfunction
warning tone / Auto Nissan Consult 3 stop the
corresponding function), to remind the failure to go to repair shop car
repair; and technical maintenance personnel can use the auto diagnostic equipment to read the fault code, accurate fault diagnosis and elimination of the problem.
(B) of the vehicle control protocol and BMW GT1
used in the current national depot vehicle control protocol are the
following: CAN / MOST / LIN / FlEXRAY? ISO/VPW/PWN/KWP2000? Other
vehicles digital / analog control signal dedicatedMost of Taiwan's new
car and agreements with ISO protocol is used in old European car KWP
Agreement, part of the agreement MOST BENZ cars, compare new / advanced
Japanese / European vehicles are also used to CAN BUS protocol (VAG's
AUDI / VW B6, MAZDA 6, etc.), elm327 usb, and the next generation of stars agreement is FlexRay. CAN BUS protocol also often used to automate industrial control systems
(such as temperature
Nissan Consult 3 control / air conditioning control the elevator,
etc.). Usually below the steering wheel and pedal board there would be a
margin between the J1962 16PIN diagnostic socket (as shown in Figure
III), so you can OBD2 connection cable (shown in figure II), to connect
the socket 16 PIN J1962, read the ECU data. Current automotive computer
diagnostic equipment can be divided into 2 types:
1. Universal
handheld diagnostic equipment: only read / clear error codes, error
codes will be displayed Nissan Consult 3 on the LCD PXXX string, the error code read out
after going to turn manual control. Not many available features. PC
version: Connect the computer to use, graphical display interface. For
most of the agreements for vehicles ECU engine monitoring, data analysis
and record dynamic data, ford IDS VCM read / clear error code. Including the VIN
CODE reading, engine speed, vehicle speed, engine temperature, load, Air
flow rate, O2 sensor, TPS and other relevant data. For vehicles and
more.
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