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

ELECTRIC SPARK ADVANCE CONTROL BLOCK DIAGRAM

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