Displaying & Reading Trouble Codes
1. DIAGNOSIS FUNCTIONError codes over tuner and connected equipment are displayed on the screen of tuner.
a. Starting and Finishing Diagnosis Mode
With the audio system OFF and the ignition switch in ACC while simultaneously pressing the preset buttons "1" and "6", push "DISC" or "CD" 3 times.
HINT:
- A beep sound 3 times and the system goes on to the Service Check Mode.
- System check and diagnosis memory check is performed in the Service Check Mode and the check result is displayed in ascending order of the component codes.
- It may take about 40 sec. to complete these checks.
b. Displaying Result in Service Check Mode (For checking the system condition at present and in the past)
1. By the "SEEK" switch operation, confirm the check result of each component.
Code No. (physical address) List
2. If "CHEC" or "ECHm" is detected in a component, activate the Detail Display mode and check its DTC.
3. To restart the Service Check, press the preset button "1".
4. To exit the diagnosis mode, press "DISC" or "CD" for 2 sec. or more, or turn the ignition switch OFF.
c. DISPLAYING RESULTS
Results for each check are displayed as follows:
( ): Meaning
- good (Normal)
No DTC is detected for both "System Check Confirmation" and "Diagnosis Memory Response".
- nCon (No connection)
Although identified by the system at the time of registration, it has transmitted no response when the diagnosis mode is started.
- CHEC (Check)
If this is displayed, activate the Detail Display Mode and Check the DTC.
- ECHn (Exchange)
-ditto-
- Old (Old Version)
An old version diagnosis system applies to this component.
- nrES (No Response)
In spite of response identified when the diagnosis mode is started, no diagnostic information has been responded.
d. Detail Display Mode (For displaying DTC of erratic components)
1. While "CHEC" or ECHn" is displayed, press the preset button "2" to go on to the Detail Display Mode.
2. By the "SEEK" switch operation, "the system check result (SYS)" and "the diagnosis memory response result (COdE)" can be displayed.
3. Refer to the diagnosis code list and inspect the defective part(s).
4. Press the preset button "3" to return to the Service Check Mode.
e. Service Check Mode
f. DISPLAY IN DETAIL DISPLAY MODE
g. Deleting DTC memory (Deleting DTC stored in the past)
1. After repairing defective part(s), start the diagnosis mode.
2. Press the preset button "5", for 2 sec. or more. (Display: "CLr")
HINT: When DTC memory is completely deleted, a beep sounds once.
3. Pressing the preset button "1", perform the Service Check again and confirm that no error is displayed for all component codes.