SYSTEM DESCRIPTION
1. KEY REMINDER WARNING SYSTEM DESCRIPTION
(a) When the driver side door is opened with the key in ACC or LOCK, this system causes a buzzer to sound in order to warn the driver that the key has not been removed.
System Diagram
How To Proceed With TroubleshootingOpen in Rear Floor Electrical Key Oscillator Circuit (B27A6)
DESCRIPTION
The certification ECU (smart key ECU assembly) generates a request signal and
sends it to the indoor electrical key oscillator (for center floor). To detect the
key inside the cabin, the indoor electrical key oscillator (for center floor) crea ...
Hitch
Trailer hitch assemblies have different weight capacities. Toyota recommends
the use of Toyota hitch/bracket for your vehicle. For details, contact your Toyota
dealer.
• If you wish to install a trailer hitch, contact your Toyota dealer.
• Use only a ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU (Transmitter)
Receiving ECU
Signal
Communication Method
Main body ECU (Driver side junction block assembly)
Certification ECU (Sm ...