DAELIM VJF125 Service Manual - page 59

EMS(Engine Management System)

5-7

HOW TO CHECK THE FAULT CODE

There are two methods of checking the Fault codes.

1) Use the MIL in the Speedometer.

2) The diagnostic Tool.

First) Use the MIL in the Speedometer(refer to how to read the fault codes and Fault codes table and diagnostic

methods for each part)

Second) The diagnostic tool (refer to scan user’s manual.)

Turn off the ignition key

Disassemble the rh.side cover

The coupler to check the malfunction of vehicle is connected to the coupler of diagnostic tool.  

(The coupler to check the malfunction of vehicle is placed in the rh.side cover)

Turn on the ignition key

Press the power button of diagnostic tool

Checks according to diagnostic procedure of diagnostic tool. 

The wireharness to check the ECU

This wireharness is connected with the ECU and main wireharness 

It has two couplers to check the terminals.

First coupler) ECU no.1~20 

Second coupler) ECU no.21~40 

Arrangement of ECU PIN

First coupler) ECU no.1,2,3,4,5,9,10,12,17,18,19,20 were connected

Second coupler) ECU no.36,38 were not connected

Wire color to check the malfunction diagnosis

-P/W : PINK/WHITE

-P/Y : PINK/YELLOW

-B : BLACK

-G : GREEN

Coupler to check the malfunction diagnosis

The diagnostic Tool.

The wireharness to check the ECU