DESCRIPTION
This DTC is stored when an error occurs in communication between the transponder key amplifier and the transponder key ECU assembly.
HINT:
Some noise is found in the communication line.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B2797 |
Keys are positioned too close to each other, or noise occurs in communication line. |
|
CAUTION / NOTICE / HINT
NOTICE:
If the transponder key ECU assembly is replaced, register the key and ECU communication
ID (See page ).
PROCEDURE
1. |
CHECK KEY |
(a) Check whether the ignition key being used is near other ignition keys, as shown in the illustration. Also, check whether the key ring is in contact with the key grip. Result:
|
|
B | ![]() |
GO TO STEP 3 |
|
2. |
CHECK DTC OUTPUT |
(a) Separate the keys from each other or remove the key ring.
(b) Clear the DTCs (See page ).
(c) Insert a key into the ignition key cylinder and remove the key. Repeat for all the other keys of the vehicle.
OK:
No DTC is output.
OK | ![]() |
END (KEYS WERE POSITIONED TOO CLOSE TO EACH OTHER) |
|
3. |
REPLACE TRANSPONDER KEY AMPLIFIER |
(a) Replace the transponder key amplifier (See page
).
|
4. |
CHECK ENGINE START |
(a) Check that the engine starts.
OK:
The engine starts.
OK | ![]() |
END (TRANSPONDER KEY AMPLIFIER WAS DEFECTIVE) |
NG | ![]() |
REPLACE TRANSPONDER KEY ECU ASSEMBLY |
Air Mix Damper Control Servo Motor Circuit (Passenger Side) (B1441/41)
DESCRIPTION
The air mix control servo motor sends pulse signals to indicate the damper position
to the A/C amplifier. The A/C amplifier activates the motor (normal or reverse)
based on these signals to move the air mix damper (front passenger side) to any ...
Interior Light Auto Cut Circuit
DESCRIPTION
When battery saving control operates while the interior lights are on, the main
body ECU (driver side junction block assembly) opens the DOME CUT relay to turn
off the lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fu ...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL NO. 2 STEERING RACK BOOT
(a) Apply lithium soap base glycol grease to the inside of the small
opening of a new No. 2 steering rack boot.
(b) Install the No. 2 ste ...