Control System Diagram

Courtesy of MAZDA MOTORS CORP.

COMPONENT OPERATIONS

Component No	Refer to
1	Mass air flow sensor/intake air temperature sensor No. 1
2	Throttle body TP sensor No. 1/No. 2 Throttle valve actuator
3	Purge solenoid valve
4	Manifold absolute pressure sensor/intake air temperature sensor No. 2
5	Electric variable valve timing motor/driver
6	Intake camshaft position sensor
7	Ignition coil No. 1-No. 4
8	Spill valve control solenoid valve (high pressure fuel pump)
9	Exhaust camshaft position sensor
10	Oil control valve
11	Engine coolant temperature sensor
12	Fuel tank pressure sensor
13	Fuel vapor temperature sensor
14	Fuel pump control module
15	HO2S HO2S HO2S heater
16	A/F sensor A/F sensor A/F sensor heater
17	Engine oil temperature sensor/engine oil pressure sensor
18	Engine oil solenoid valve
19	Engine oil level sensor
20	Crankshaft position sensor
21	Knock sensor
22	Fuel pressure sensor
23	Fuel injector No. 1-No. 4
24	ECM
25	BARO sensor
26	Accelerator pedal position sensor No. 1/No. 2, PCM, lead-acid battery, CAN, main relay, electric variable valve timing relay, fuel pump relay, IG1 relay
27	To ECM