Transfer SystemCommunication Malfunction No. 1 (B2797)
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
...
System Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU
Receiving ECU
Signal
Communication Method
Skid control ECU
AWD control ECU
Wheel speed sensor signal
Stop ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT BRAKE VACUUM CHECK VALVE ASSEMBLY
(a) Check that there is ventilation from the booster to the engine, and
no ventilation from the engine to the booster.
If the results are not as specified, replace the brake ...