Inspection Procedure
WARNING: This page is about a different car, the 2008 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Be sure to read the DESCRIPTION before performing the following procedures.
- CHECK FOR DTC OF OTHER COMPONENTS
- Check if the component shown by the sub-code is displayed in the check result of the other components.
- Check if "01-DC" is output for the other components.
- If "01-DC" is output for any other components, check if the same physical address is displayed.
HINT:
For the list of the components shown by sub-codes, refer to the table in the next step.
Result
FOR DTC OF OTHER COMPONENTSResult Proceed to "01-DC" is output and the same physical address is displayed A "01-DC" is not output or the same physical address is not displayed B
B: Go to step 4
A: Go to Next Step
- Check if the component shown by the sub-code is displayed in the check result of the other components.
- IDENTIFY COMPONENT WHICH HAS STORED THIS CODE
- Enter the diagnostic mode.
- Press the "LAN Mon" switch to change to "LAN Monitor" mode.
- Identify the component which has stored this code.
Component table
COMPONENT CHARTDisplay Component AVN Navigation receiver DSP-AMP Stereo component amplifier Rr-TV* Television display HINT: - "DSP-AMP" is the component which has stored this code in the example shown in the illustration.
- *: w/ Rear Seat Entertainment System
- CHECK COMPONENT WHICH HAS STORED THIS CODE
- Select the component which has stored this code.
Component table
COMPONENT CHARTComponent Proceed to Navigation receiver (AVN) NAVIGATION RECEIVER ASSEMBLY COMMUNICATION ERROR Stereo component amplifier (DSP-AMP) STEREO COMPONENT AMPLIFIER COMMUNICATION ERROR Television display (Rr-TV)* TELEVISION DISPLAY ASSEMBLY COMMUNICATION ERROR HINT:
*: w/ Rear Seat Entertainment System
NEXT: END
- Select the component which has stored this code.
- CLEAR DTC
- Clear the DTCs (see DTC CHECK/CLEAR
).
HINT:
If "01-DC" is output for only one component, this may not indicate a malfunction.
- Clear the DTCs (see DTC CHECK/CLEAR
).
- RECHECK DTC
- Recheck for DTCs and check if the same trouble occurs again.
OK: Malfunction disappears.
NG: Go to step 6
OK: USE SIMULATION METHOD TO CHECK (See ELECTRONIC CIRCUIT INSPECTION PROCEDURE )
- Recheck for DTCs and check if the same trouble occurs again.
- CHECK COMPONENT WHICH HAS STORED THIS CODE
- Select the component which has stored this code.
Component table
COMPONENT CHARTComponent Proceed to Navigation receiver (AVN) STEREO COMPONENT AMPLIFIER COMMUNICATION ERROR Stereo component amplifier (DSP-AMP) NAVIGATION RECEIVER ASSEMBLY COMMUNICATION ERROR Television display (Rr-TV)* TELEVISION DISPLAY ASSEMBLY COMMUNICATION ERROR HINT:
*: w/ Rear Seat Entertainment System
NEXT: END
- Select the component which has stored this code.