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• Use to extend the cable if is not long enough such as
when using Multi-Use Tester outside the vehicle.
1.2 Access and Clearing of Stored Diagnostic Code
(1) Difference of diagnostic code
• There are two types of diagnostic codes – present code and past code.
(1.1)
(1.2) Present diagnostic code
• Fault developed in the machine after the starter switch is set to ON is indicated by corresponding diagnostic code.
• The fault warning lamp is lit at the same time.
(1.3) Past diagnostic code
• Past fault developed in the machine is indicated by corresponding diagnostic code stored in the memory of the
electronic control unit.
• With the machine restored to its normal condition or the starter switch turned from OFF to ON after inspection or
repair against present diagnostic codes, the present diagnostic code is stored as past diagnostic codes in the
memory of the electronic control unit.
• The warning lamp is not lit because the indicated fault is not present one.
(2) Access of diagnostic code
• Set the starter switch to ON.
• Operate the Multi-Use Tester for a display of necessary diagnostic codes stored in the memory of the electronic
control unit and identify the location of the fault.
(3) Clearing of diagnostic code
• Set the starter switch to ON (the engine not to be started).
• Operate the Multi-Use Tester to delete all the diagnostic codes stored in the memory of the electronic control unit.
DIAGNOSTIC CODES
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