Toyota CH-R Service Manual > Smart Key System(for Entry Function): Open in Outside Luggage Compartment Electrical Key Antenna Circuit (B27A8)
DESCRIPTION
The certification ECU (smart key ECU assembly) generates a request signal and
transmits the signal to the electrical key antenna (outside luggage compartment).
For the electrical key antenna (outside luggage compartment) to detect when the
electrical key transmitter sub-assembly i ...
Toyota CH-R Service Manual > Air Conditioning System(for Automatic Air Conditioning System With Side-mounted
Air Conditioner Pressure Sensor): PTC Heater Circuit
DESCRIPTION
The air conditioning amplifier assembly sends operation signals to the PTC heater
relays when quick heater assembly operation conditions are met. Based on the signals
from the air conditioning amplifier assembly, the PTC heater relays turn on, and
power is supplied to the quick he ...