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:
Engine Coolant Temperature Circuit
DTC P0115 Engine Coolant Temperature Circuit
DTC P0117 Engine Coolant Temperature Circuit Low Input
DTC P0118 Engine Coolant Temperature Circuit High Input
DESCRIPTION
A thermistor is built into the Engine Coolant Temperature (ECT) sensor, of
which the resistance value
varies according to the ...
If your vehicle overheats
The following may indicate that your vehicle is overheating.
The needle of the engine coolant temperature gauge
enters the red zone or a loss of engine power is experienced. (For
example, the vehicle speed does not increase.)
The warning message indicating overheats is shown on the
mult ...
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 ...
