NT200 OBDII/EOBD Code Reader User’s Guide_English Version_V1.10
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5. OBDII/EOBD Diagnosis
Diagnostic Menu
allows you to:
●
Read DTCs.
● Clear DTCs.
● View live datastream.
● View freeze data.
● Retrieve vehicle information.
√ The code reader detects the communication protocol
when it is connected to the vehicle and uses the
protocol throughout the testing till another vehicle is
diagnosed.
√ If the code reader fails to communicate with the vehicle a
“Communication Error!” message displays. Make sure
the OBDII connector is securely attached, and the
ignition key is on. Turn vehicle key to off for 10 seconds,
then on. If problem still exists, refer to “Error Messages”
on page 33 of Troubleshooting.
√ When the code reader links to vehicle, it checks the
status of I/M Monitors, and gives a summary report on
the display as illustrated below.
√ If vehicle is equipped with more than one computer
module (for example a powertrain control module [PCM]
System Setup
Language
Measurement Unit
Contrast
Exit
System Status
Code Found
3
Monitors N/A
4
Monitors OK
4
Monitors INC
3
