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Chapter 4 Diagnosis Function
4-1. Diagnostic Trouble Code
4-1-1. Reading and Erasing Diagnostic Trouble Code (DTC)
(1) Select a system that you want to diagnose on the System
Selection screen. (For instruction on how to select a system,
refer to 3-3-1
)
- In the explanation that follows, the method is explained
using the MFI system as a representative example.
Note:
If the engine is OBD, a check code appears.
(2) Press Diagnostic Trouble Code button.
The system automatically communicates with the vehicle
ECU and obtains the diagnostic trouble codes (DTCs).
(3) Diagnostic trouble codes (DTCs), which is currently stored
in the vehicle ECU, are listed.
DTC Procedures From Service Manual
--Switches the mode to interactive fault diagnosis mode.
(Not Available in US, Australia)
Change Sensitivity --Allows you to increase the
diagnostic code detection capability of the ECU or return
the sensitivity level back to normal.
Erase DTCs --Deletes the diagnostic trouble codes.
Freeze Frame Data --Displays the Freeze frame data.
Diagnostic Code
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