Mazda RX-8 2004 - Electric Spark Advance Control Block Diagram

CONTROL SYSTEM
01–40–27
01–40
ELECTRIC SPARK ADVANCE CONTROL BLOCK DIAGRAM
CHU014000140S28
• The PCM calculates the optimum ignition timing based on the engine conditions and sends an ignition signal to
the ignition coils.
End Of Sie
PCM
NEUTRAL SWITCH
CPP SWITCH
ECT SENSOR
IAT SENSOR
TP SENSOR
APP SENSOR
ECCENTRIC SHAFT POSITION
SENSOR
A/C AMPLIFIER
DSC HU/CM (CAN SIGNAL)
IGNITION COIL (T/F)
KS
IGNITION COIL (L/F)
IGNITION COIL (T/R)
IGNITION COIL (L/R)
VEHICLE SPEED SIGNAL
(CAN SIGNAL)
TCM (CAN SIGNAL)
MAF SENSOR
CHU0140S022