Toyota Sienna Service Manual: Transmission Error
DTC 01-DC Transmission Error
DESCRIPTION
HINT: *1: 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.
1 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
HINT: For the list of the components shown by sub-codes, refer to the table in step 2.
2 IDENTIFY THE COMPONENT WHICH HAS STORED THIS CODE
- Enter the diagnostic mode.
- Press the preset switch "3" to change to "Detailed Information Mode".
- 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 "DTC CHECK/ CLEAR"
3 CHECK COMPONENT WHICH HAS STORED THIS CODE
- Select the component which has stored this code.
Component Table:
END
4 CLEAR DTC
- Clear the DTCs.
HINT: If "01-DC" is output for only one component, this may not indicate a malfunction
5 RECHECK DTC
- Recheck for DTCs and check if the same trouble code occurs again.
OK: Malfunction disappears.
END
No Master/ Connection Check Error
DTC 01-D6 No Master
DTC 01-D7 Connection Check Error
DESCRIPTION
HINT:
*1: Even if no fault is present, this trouble code may be stored
depending on the battery condition or
engi ...
Master Reset/ Voice Processing Device ON Error
DTC 01-DD Master Reset
DTC 01-E1 Voice Processing Device ON Error
DESCRIPTION
HINT:
*1: This code may be stored if the engine is started and the ignition switch is
turned to START position
...
Other materials:
Reassembly
1. Install lower radiator tank
(a) After checking that there are no foreign objects in
the lock plate groove, install a new O-ring without
twisting it.
HINT:
When cleaning the lock plate groove, lightly rub it
with sandpaper without scratching it.
(b) Tap the lock plate with a plastic ...
Problem symptoms table
When a "Normal" code is output during a DTC check but
the problem still occurs, use the Problem Symptoms
Table. The suspected areas (circuits or parts) for each
problem symptoms are in the table. The suspected areas
are listed in order of probability. A description of each of
the char ...
Dtc clear
(A) when using the obd ii scan tool or intelligent
tester: clearing the dtcs.
(1) Connect the intelligent tester together with the
CAN VIM (controller area network vehicle
interface module) to the DLC3.
(2) Turn the ignition switch to the ON position and
turn the OBD II scan tool or the inte ...
