Toyota Sienna Service Manual: ROM Error/ RAM Error
DTC 01-21 ROM Error
DTC 01-22 RAM Error
DESCRIPTION
INSPECTION PROCEDURE
HINT: After the inspection is completed, clear the DTCs.
1 REPLACE RADIO RECEIVER
END
Diagnostic trouble code chart
COMMUNICATION DIAGNOSIS:
DVD PLAYER:
CD PLAYER
IN-DASH CD CHANGER
...
Absence of Registration Unit/ No Response for Connection Check/ Last Mode
Error/ No Response Against ON / OFF Command/ Mode Status Error/ Slave Reset
DESCRIPTION
HINT:
*1: Even if no fault is present, this trouble code may be stored
depending on the battery condition or
engine start voltage.
*2: If the power connector is ...
Other materials:
U151f automatic transaxle
Service data
TORQUE SPECIFICATIONS
...
DTC check / clear
1. DTC CHECK
HINT:
When DTC B1150/23 is detected as a result of
troubleshooting for "Airbag System", perform
troubleshooting for the Occupant Classification System.
Check the DTCs.
Connect the intelligent tester to the DLC3
Turn the ignition switch to ...
Description of code registration
It is necessary to register the transmitter ID in the tire
pressure warning ECU when replacing the tire pressure
warning valve and transmitter and/or tire pressure
warning ECU.
(a) Before registration
(1) In case of tire pressure warning ECU
replacement.
Read the registered transmitter I ...
