Toyota Sienna Service Manual: Unmatched Encryption Code
DTC B2794 Unmatched Encryption Code
DESCRIPTION
This DTC is output when a key with an incomplete key code is inserted into the ignition key cylinder.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|
B2794 |
Key with incomplete key code inserted | Key |
INSPECTION PROCEDURE
1 RE-REGISTER KEY
- Delete the DTC.
- Re-register the key and insert this key into the ignition key cylinder.
Check that the engine starts with this key.
OK: The engine starts
REPLACE KEY
Transponder Chip Malfunction
DTC B2793 Transponder Chip Malfunction
DESCRIPTION
This DTC is output when a malfunction is found in the key during the key code
registration or the key code
is not registered normally. Replace t ...
Unmatched Key Code
DTC B2795 Unmatched Key Code
DESCRIPTION
This DTC is output when a key with a code that has not been registered in the
ECU is inserted into the
ignition key cylinder.
DTC No.
D ...
Other materials:
Touch Panel Switch does not Function
INSPECTION PROCEDURE
1 CHECK TOUCH PANEL
Check for foreign matter on the display.
OK:
The display is clean
2 CHECK TOUCH SWITCH (DISPLAY CHECK MODE)
Enter the "Display Check" mode (Touch Switch Check).
Touch the display in the area where the switch
malfunction o ...
Disassembly
1. REMOVE CENTER CLUSTER MODULE KNOB NO.1 (for Manual Air Conditioning
System)
(a) Remove the center cluster module knob No. 1.
2. REMOVE CENTER CLUSTER MODULE KNOB NO.2 (for Manual Air Conditioning
System)
(a) Release the 2 claws fittings and remove the center
cluster module knob No ...
Power Window cannot be Operated by Wireless Operation
DESCRIPTION
When the switch on the transmitter is operated during normal operating
conditions, the
multiplex network body ECU sends a request signal to the master switch and the
regulator switches which
then drive the applicable power window motors.
INSPECTION PROCEDURE
1 CHECK WIRELESS DOO ...