Mazda RX-8 2004 Service Highlights page 121

A/C Cut-off at Wide Throttle Valve
Opening Angle . . . . . . . . . . . . . . . . . . 01-40-36
A/C Cut-off at Standing Start
Acceleration . . . . . . . . . . . . . . . . . . . . 01-40-36
A/C Cut-off at High ECT . . . . . . . . . . . . 01-40-37
ELECTRICAL FAN CONTROL
OUTLINE . . . . . . . . . . . . . . . . . . . . . . . . 01-40-37
ELECTRICAL FAN CONTROL BLOCK
DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . 01-40-37
ELECTRICAL FAN CONTROL
OPERATION. . . . . . . . . . . . . . . . . . . . . . 01-40-37
GENERATOR CONTROL OUTLINE . . . . 01-40-38
GENERATOR CONTROL BLOCK
DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . 01-40-39
GENERATOR CONTROL OPERATION . 01-40-39
Determination of Field Coil
Excitation Time . . . . . . . . . . . . . . . . . . 01-40-39
Control . . . . . . . . . . . . . . . . . . . . . . . . . 01-40-40
CONTROLLER AREA NETWORK (CAN)
OUTLINE . . . . . . . . . . . . . . . . . . . . . . . . 01-40-40
CONTROLLER AREA NETWORK (CAN)
SYSTEM WIRING DIAGRAM. . . . . . . . . 01-40-40
CONTROLLER AREA NETWORK (CAN)
OPERATION. . . . . . . . . . . . . . . . . . . . . . 01-40-40
PCM FUNCTION. . . . . . . . . . . . . . . . . . . . 01-40-42
Function List . . . . . . . . . . . . . . . . . . . . . 01-40-42
PCM CONSTRUCTION/OPERATION . . . 01-40-43
NEUTRAL SWITCH FUNCTION (MT) . . . 01-40-43
NEUTRAL SWITCH CONSTRUCTION/
OPERATION (MT) . . . . . . . . . . . . . . . . . 01-40-43
CLUTCH PEDAL POSITION (CPP) SWITCH
FUNCTION (MT) . . . . . . . . . . . . . . . . . . . 01-40-44
CLUTCH PEDAL POSITION (CPP) SWITCH
CONSTRUCTION/OPERATION (MT) . . 01-40-44
SECONDARY SHUTTER VALVE (SSV)
SWITCH FUNCTION . . . . . . . . . . . . . . . 01-40-44
SECONDARY SHUTTER VALVE (SSV)
SWITCH CONSTRUCTION/
OPERATION. . . . . . . . . . . . . . . . . . . . . . 01-40-45
AUXILIARY PORT VALVE (APV) POSITION
SENSOR FUNCTION . . . . . . . . . . . . . . . 01-40-45
AUXILIARY PORT VALVE (APV) POSITION
SENSOR CONSTRUCTION/
OPERATION. . . . . . . . . . . . . . . . . . . . . . 01-40-45
ENGINE COOLANT TEMPERATURE (ECT)
SENSOR FUNCTION . . . . . . . . . . . . . . . 01-40-46
End of Toc
01-40-2
CONTROL SYSTEM
ENGINE COOLANT TEMPERATURE (ECT)
SENSOR CONSTRUCTION/
OPERATION . . . . . . . . . . . . . . . . . . . . . 01-40-46
INTAKE AIR TEMPERATURE (IAT)
SENSOR FUNCTION . . . . . . . . . . . . . . 01-40-47
INTAKE AIR TEMPERATURE (IAT)
SENSOR CONSTRUCTION/
OPERATION . . . . . . . . . . . . . . . . . . . . . 01-40-47
THROTTLE POSITION (TP) SENSOR
FUNCTION. . . . . . . . . . . . . . . . . . . . . . . 01-40-47
THROTTLE POSITION (TP) SENSOR
CONSTRUCTION/OPERATION . . . . . . 01-40-48
ACCELERATOR PEDAL POSITION (APP)
SENSOR FUNCTION . . . . . . . . . . . . . . 01-40-48
ACCELERATOR PEDAL POSITION (APP)
SENSOR CONSTRUCTION/
OPERATION . . . . . . . . . . . . . . . . . . . . . 01-40-49
MASS AIR FLOW (MAF) SENSOR
FUNCTION. . . . . . . . . . . . . . . . . . . . . . . 01-40-49
MASS AIR FLOW (MAF) SENSOR
CONSTRUCTION/OPERATION . . . . . . 01-40-49
FRONT HEATED OXYGEN SENSOR
(HO2S) FUNCTION . . . . . . . . . . . . . . . . 01-40-50
FRONT HEATED OXYGEN SENSOR
(HO2S) CONSTRUCTION/
OPERATION . . . . . . . . . . . . . . . . . . . . . 01-40-50
REAR HEATED OXYGEN SENSOR
(HO2S) FUNCTION . . . . . . . . . . . . . . . . 01-40-51
REAR HEATED OXYGEN SENSOR
(HO2S) CONSTRUCTION/
OPERATION . . . . . . . . . . . . . . . . . . . . . 01-40-51
BAROMETRIC PRESSURE (BARO)
SENSOR FUNCTION . . . . . . . . . . . . . . 01-40-51
BAROMETRIC PRESSURE (BARO)
SENSOR CONSTRUCTION/
OPERATION . . . . . . . . . . . . . . . . . . . . . 01-40-52
KNOCK SENSOR (KS) FUNCTION . . . . 01-40-52
KNOCK SENSOR (KS)
CONSTRUCTION/OPERATION . . . . . . 01-40-52
ECCENTRIC SHAFT POSITION SENSOR
FUNCTION. . . . . . . . . . . . . . . . . . . . . . . 01-40-53
ECCENTRIC SHAFT POSITION SENSOR
CONSTRUCTION/OPERATION . . . . . . 01-40-53
METERING OIL PUMP SWITCH
FUNCTION. . . . . . . . . . . . . . . . . . . . . . . 01-40-54
METERING OIL PUMP SWITCH
CONSTRUCTION/OPERATION . . . . . . 01-40-54