Inspection Procedure

WARNING: This page is about a different car, the 2009 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Be sure to read 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.

Result

RESULT CHART

Result	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

HINT:

For the list of the components shown by sub-codes, refer to the table in step 2.

B: Go to step 4

A: Go to Next Step

IDENTIFY THE COMPONENT WHICH HAS STORED THIS CODE

Enter the diagnostic mode.

Fig 1: Service Check Mode Flow Chart - Diagnostic Mode
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Press the preset switch "3" to change the mode to "Detailed Information Mode".
Identify the component which has stored this code.

Component Table

COMPONENT CHART

Component	Physical Address
Stereo component amplifier	440
Radio receiver	190

HINT:

"P440" set by the stereo component amplifier is shown in the preceding illustration as an example.
For details of the DTC display, refer to DTC Check/ Clear (See DTC CHECK / CLEAR ).

CHECK COMPONENT WHICH HAS STORED THIS CODE

Select the component which has stored this code.

Component Table

COMPONENT CHART

Component	Proceed to
Stereo component amplifier	Stereo component amplifier communication error (See STEREO COMPONENT AMPLIFIER COMMUNICATION ERROR )
Radio receiver	Radio receiver communication error (See RADIO RECEIVER COMMUNICATION ERROR )

NEXT: END

CLEAR DTC
1. Clear the DTCs (See DTC CHECK / CLEAR ).
HINT:

If "01 -DC" is output for only one component, this may not indicate a malfunction.
RECHECK FOR DTC
1. Recheck for DTCs and check if the same trouble occurs again.
OK: Malfunction disappears.

NG: Go to step 6

OK: END

CHECK COMPONENT WHICH HAS STORED THIS CODE

Select the component which has stored this code.

Component Table

COMPONENT CHART

Component	Proceed to
Stereo component amplifier	Stereo component amplifier communication error (See STEREO COMPONENT AMPLIFIER COMMUNICATION ERROR )
Radio receiver	Radio receiver communication error (See RADIO RECEIVER COMMUNICATION ERROR )

NEXT: END