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4.1 Read Codes

           Stored codes are also known as "hard codes" or "permanent codes". These 
codes cause the control module to illuminate the malfunction indicator lamp 
(MIL) when an emission-related fault occurs.

1) Turn the ignition off.
2) Locate the vehicle's 16-pin Data Link Connector (DLC).
3) Plug the scan tool cable connector into the vehicle's DLC.
4) Turn the ignition on.
5) Press ENTER to enter Diagnostic Menu. Use the UP/DOWN scroll button to 

   CAUTION: Don't connect or disconnect any test equipment 

ignitionon or engine running.

    If the scan tool fails to communicate with the vehicle's ECU

ECU (Engine Control Unit), a "LINKING ERROR!" message shows
up on the display.

select Diagnostics from the menu.

1)  Verify that the ignition is ON;
2) Check if the scan tool's OBD II connector is securely connected to the

vehicle's DLC;

3)  Verify that the vehicle is OBD II compliant;
4) Turn the ignition 'off' and wait for about 10 seconds. Turn the ignition back

to 'on' and repeat the procedure from step 5.

6) Press ENTER to confirm. A sequence of messages displaying the OBD II

protocols will be observed on the display until the vehicle protocol is detected.

4.OBD II Diagnostics

    Pending Codes are also referred to as "maturing codes" or 
"continuous monitor codes". They indicate problems that the 
control module has detected during the current or last driving cycle, 
but are not considered serious, yet. Pending Codes will not turn on 
the malfunction indicator serious, yet. Pending Codes will not turn 
on the malfunction indicator up cycles, the codeclears from

     If there are no Diagnostic Trouble Codes present, the display 
indicates "No (pending) codes are stored in the module!" Wait a
few seconds or press any key to return to the Diagnostic Menu.

       The control module number, sequence of the DTCs, total number 
of codes detected and type of codes (Generic of Manufacturer 

specific)  will  be  observed  on  the  upper  right  hand  corner  of

memory.

1) Use the UP/DOWN scroll button to select Read Codes from the Diagnostic

Menu and press ENTER.

2) Wait for a few seconds and the diagnostic tool will automatically read the

vehicle's error codes.

3) View DTCs and their definitions on screen.

the display.

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necessary, until all the codes have been viewed.

4.2 Erase Codes

Notes:

    This function is performed with key on engine off . Do not start the engine

    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 is still some trouble codes for hard troubles, 

please find the reason caused the trouble code firstly, andthen solve theproblem.

Now, the trouble codes can be erased.

If the manufacturer for your vehicle is not listed, use the UP/DOWN scroll 

button to select “Other” and press ENTER.

1) Use the UP/DOWN scroll buttons to select Erase Codes from the Diagnostic

2

)

 A warning message comes up asking for your confirmation.

Menu and press ENTER.

4) If more than one DTC is found, use the UP/DOWN scroll button, as

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the screen. Press EXIT to return to Diagnostic Menu.

Use the UP/DOWN scroll button for more PIDs if an   or   arrow appears on the 

below:

Select [View Freeze Frame], the screen will display the interface as shown

4.3 View Freeze Frame

   When an emission-related fault occurs, certain vehicle conditions are
recorded by the on-board computer. This information is referred to as freeze 
frame data. View Freeze Data is a snapshot of the operating conditions at the time

   If DTCs were erased, View Freeze Data may not be stored in vehicle

of an emission-related fault.

memory depending on vehicle.

View Freeze Frame

1/4

DTCFRZF

FUELSYS1

FUELSYS2

LOAD_PCT(%)

U0101

OL-Drive

---

0.0

Press ENTER To view live PIDs on the screen.

4.4 Read Data Stream

       The OBD II Scan Tool is a special diagnostic tool that communicates with the 
vehicle's computer. The Scan Tool lets you view "real-time" Live Data. This 
information includes values (volts, rpm, temperature, speed etc.) and system status 
information (open loop, closed loop, fuel system status, etc.)generated by 

Data Stream

1/10

FUELSYS1

LOAD_PCT

ECT

SHRTFT1

CL

5.8%

163.3 F

1.5%

Diagnostic Menu

2/7

1) Read Codes

2) Erase Codes

3) View Freeze Frame

4) Read Data Stream

Diagnostic Menu

1/7

1) Read Codes

2) Erase Codes

3) View Freeze Frame

4) Read Data Stream

Diagnostic Menu

1/7

1) Read Codes

2) Erase Codes

3) View Freeze Frame

4) Read Data Stream

Trouble Codes

Reading Codes...

-Please Wait-

Throttle Actuator

Control Motor

Circuit / Open

$07e8 pd

Generic

1/3

P2100

Erase Codes

Erase trouble codes!

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