RX7 2RTR-1308cc 1.3L MFI (1991)
HEAT HAZARD SENSOR
The heat hazard sensor monitors the floor temperature and sends a signal to the control unit. If the heat sensor is turned on, then the air being delivered
to the catalytic converter is turned off.
SPLIT AIR SOLENOID VALVE
The split air solenoid valve is a part of the air control valve. It controls the amount of air that is allowed to flow to the catalytic converter.
PORT AIR SOLENOID VALVE
The port air solenoid valve diverts a measured quantity of air to the exhaust manifold under certain conditions.
