The following warning indicates a possible problem in the brake system.
Immediately stop the vehicle in a safe place and contact your Toyota dealer.

If a warning light turns on or a warning buzzer sounds...
Stop the vehicle immediately.Installation
INSTALLATION
PROCEDURE
1. TEMPORARILY TIGHTEN PROPELLER WITH CENTER BEARING SHAFT ASSEMBLY
(a) Remove SST from the transfer.
SST: 09325-20010
(b) Install the propeller with center bearing shaft ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL AIR CONDITIONING UNIT ASSEMBLY
(a) Install the air conditioning unit assembly with the 3 nuts.
Torque:
9.8 N·m {100 kgf·cm, 87 in·lbf}
NOTICE:
Tighten the nuts in the order shown in the illustration to install the ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU
Receiving ECU
Signal
Communication Method
Skid control ECU
AWD control ECU
Wheel speed sensor signal
Stop ...