DESCRIPTION
DTC Code |
DTC Detection Condition |
Trouble Area |
DTC Output Confirmation Operation |
---|---|---|---|
B2793 |
A transponder chip malfunction (1 trip detection logic*). |
|
Insert the key into the ignition key cylinder, turn the ignition switch from off to ON and wait at least 20 seconds. |
B2794 |
A key with an incomplete key ID code is used to turn the ignition switch to ON (1 trip detection logic*). |
||
B2797 |
A key with a BCC malfunction is used to turn the ignition switch to ON (1 trip detection logic*). |
||
B2798 |
Key ID code identification cannot be completed within the specified time (1 trip detection logic*). |
Vehicle Condition when Malfunction Detected |
Fail-safe Operation when Malfunction Detected |
---|---|
Engine cannot be started |
- |
DTC No. |
Data List and Active Test |
---|---|
B2793 |
- |
B2794 |
- |
B2797 |
- |
B2798 |
- |
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CLEAR DTC |
(a) Clear the DTCs (See page ).
|
2. |
CHECK DTC OUTPUT |
(a) Perform "DTC Output Confirmation Operation" procedure.
(b) Check for DTCs (See page ).
HINT:
If DTC B2793, B2794, B2797, or B2798 is stored, clear the DTCs before checking the next key.
OK:
DTC B2793, B2974, B2797 and B2798 are not output.
Result
Result |
Proceed to |
---|---|
DTCs are output for all of the keys |
A |
DTCs are output for any of the keys |
B |
DTCs are not output |
C |
B | ![]() |
REPLACE KEY THAT DTC IS OUTPUT |
C | ![]() |
USE SIMULATION METHOD TO CHECK |
|
3. |
CHECK CONNECTION OF CONNECTOR |
(a) Check that the connector is properly connected to the transponder key coil.
(b) Check that the engine starts with the key.
OK:
Engine starts normally.
OK | ![]() |
END (CONNECTOR WAS NOT CONNECTED PROPERLY) |
|
4. |
REPLACE TRANSPONDER KEY COIL |
(a) Clear the DTCs (See page ).
(b) Replace the transponder key coil (See page
).
(c) Check that the engine starts with the key (See page
).
OK:
Engine starts normally.
OK | ![]() |
END (TRANSPONDER KEY COIL WAS DEFECTIVE) |
NG | ![]() |
REPLACE TRANSPONDER KEY ECU ASSEMBLY |
Installation
INSTALLATION
PROCEDURE
1. INSTALL REAR BUMPER ASSEMBLY
(a) Using an engine lifter or equivalent, engage the 2 pins to install the rear
bumper assembly as shown in the illustration.
Text in Illustration
*a
Pin
-
-
NOTICE:
Using pl ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful because intermittent conditions or signals ...
SRS Warning Light does not Come ON
DESCRIPTION
See page .
WIRING DIAGRAM
See page .
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing
the following inspection procedure.
After turning the ignition switch off, waiting time may be required
before disconne ...