DTC 01-DC

AUDIO / VISUAL: AUDIO AND VISUAL SYSTEM: 01-DC: Transmission Error
01-DC - Transmission Error

DESCRIPTION





HINT
*: This code may be stored if the engine is started, idled for 60 seconds and then started again.

NOTICE:
* Before starting troubleshooting, be sure to clear DTCs to erase codes stored due to the reasons described in the HINT above. Then, check for DTCs and troubleshoot according to the output DTCs.
* The radio receiver is the master unit.
* Be sure to clear and recheck DTCs after the inspection is completed to confirm that no DTCs are output.

INSPECTION PROCEDURE

NOTICE:
Be sure to read DESCRIPTION before performing the following procedures.

PROCEDURE

1. CHECK FOR DTC OF OTHER COMPONENTS

(a) Check if the component shown by sub-code is displayed in the check result of the other components.

(1) Check if "01-DC" is output for the other components.

(2) If "01-DC" is output for any other components, check if the same physical address is displayed.

Result





HINT
For the list of the components shown by sub-codes, refer to the table in the next step.

B -- CLEAR DTC
A -- Continue to next step.

2. IDENTIFY THE COMPONENT WHICH HAS STORED THIS CODE

(a) Enter the diagnostic mode.





(b) Press the preset switch "2" to change to "Detailed Information Mode".

(c) Identify the component which has stored this code.

Component Table:





HINT
* "440 (Stereo component amplifier)" is the component which has stored this code in the example shown in the illustration.
* For details of the DTC display, refer to the "DTC CHECK/CLEAR" Reading and Clearing Diagnostic Trouble Codes.

NEXT -- Continue to next step.

3. CHECK COMPONENT WHICH HAS STORED THIS CODE

(a) Select the component which has stored this code.

Component Table:





NEXT -- END

4. CLEAR DTC

(a) Clear the DTC Reading and Clearing Diagnostic Trouble Codes.

HINT
If "01-DC" is output for only one component, this may not indicate a malfunction.

NEXT -- Continue to next step.

5. RECHECK DTC

(a) Recheck the DTC and check if the same trouble code occurs again.

OK:

Malfunction disappears.

NG -- CHECK COMPONENT WHICH HAS STORED THIS CODE

OK -- END