Obdii Diagnosis - Launch Creader PROFESSIONAL 129 EVO User Manual

■ Combine – this option is mostly used in graph merge status for data comparison.
In this case, different items are marked in different colors.
On-screen Buttons:
Tap it to view the waveform graph of the current data stream item.
Combine: Tap it, a pull-down list of the data stream items appears on the screen. Select
the necessary items and the screen will display the waveforms corresponding to these
items immediately.
Report: Tap to save the current data as a diagnostic report. All diagnostic reports can
be accessed from "Data" -> "Diagnostic Report". The tool logs the Date of Report (the
date and time at which the report was created) and assigns a unique Report #.
Record: Tap to record and save Live Data. Recorded Live Data can serve as valuable
information to help you in troubleshooting and diagnosing vehicle problems. The saved
file follows the naming rule: It begins with vehicle type, and then the record starting
time and ends with .x431 (To differentiate between files, please configure the accurate
system time). All diagnostic records can be viewed by tapping "Data" -> "Diagnostic
Record".

5.3 OBDII Diagnosis

This option presents a quick way to check for DTCs, isolate the cause of the illuminated
Malfunction Indicator Lamp (MIL), check monitor status prior to emissions certification
testing, verify repairs, and perform a number of other services that are emission-
related.
On the Job menu, press [OBD II] to enter system, the screen will automatically
navigate to the Monitor status screen.
Tap [OK], the following function list appears.
1. Read Codes
This option is used to identify which section of the emission control system has
malfunctioned.
2. Erase Codes
After reading the retrieved codes from the vehicle and certain repairs have been carried
out, you can use this function to erase the codes from the vehicle. Before performing
this function, please be sure the vehicle's ignition key is in the ON position with the
engine off.
Notes:
■ Before performing this function, make sure to retrieve and record the trouble codes.
■ After clearing, you should retrieve trouble codes once more or turn ignition on and
retrieve codes again. If there are still some trouble codes in the system, please
troubleshoot the code using a factory diagnosis guide, then clear the code and
recheck.
Creader Professional 129 EVO / EVO+
EN
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