The following warning indicates the possibility of damage to the vehicle that may lead to an accident. Immediately stop the vehicle in a safe place and contact your Toyota dealer.

Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
Have the vehicle inspected immediately.Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The procedure listed below is for the LH side.
PROCEDURE
1. REMOVE REAR WHEEL
2. SEPARATE REAR DISC BRAKE CALIPER ASSEMBLY
3. REMOVE REAR DISC ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to follow the correct removal and installation procedures of the driver
side knee airbag assembly.
PROCEDURE
1. INSPECT DRIVER SIDE KNEE AIRBAG ASSEMBLY (VEHICLE NOT INVOLVED IN COLLISION)
...
Engine Immobiliser System Malfunction (B2799)
DESCRIPTION
This DTC is stored when one of the following occurs: 1) the ECM detects errors
in its own communications with the transponder key ECU assembly; 2) the ECM detects
errors in the communication lines; or 3) the ECU communication ID between the tr ...