Except Engine Compartment

Fig 1: Control System Components Location - Except Engine Compartment (SKYACTIV-G 2.5 - With Cylinder Deactivation)

Courtesy of MAZDA MOTORS CORP.

CONTROL SYSTEM COMPONENT OPERATIONS

Component No.	Refer to
1	Fuel tank pressure sensor (See FUEL TANK PRESSURE SENSOR REMOVAL/INSTALLATION .) (See FUEL TANK PRESSURE SENSOR INSPECTION .)
2	APP sensor (See ACCELERATOR PEDAL POSITION (APP) SENSOR REMOVAL/INSTALLATION .) (See ACCELERATOR PEDAL POSITION (APP) SENSOR INSPECTION .)
3	A/F sensor (See AIR FUEL RATIO (A/F) SENSOR REMOVAL/INSTALLATION .) (See AIR FUEL RATIO (A/F) SENSOR INSPECTION .)
4	Exhaust CMP sensor (See CAMSHAFT POSITION (CMP) SENSOR REMOVAL/INSTALLATION .) (See CAMSHAFT POSITION (CMP) SENSOR INSPECTION .)
5	ECT sensor No. 2 (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR REMOVAL/INSTALLATION .) (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION .)
6	Engine oil temperature sensor/Engine oil pressure sensor (See ENGINE OIL TEMPERATURE SENSOR/ENGINE OIL PRESSURE SENSOR REMOVAL/INSTALLATION .) (See ENGINE OIL PRESSURE SENSOR INSPECTION .) (See ENGINE OIL TEMPERATURE SENSOR INSPECTION .)
7	ECT sensor No. 1 (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR REMOVAL/INSTALLATION .) (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION .)
8	CKP sensor (See CRANKSHAFT POSITION (CKP) SENSOR REMOVAL/INSTALLATION .) (See CRANKSHAFT POSITION (CKP) SENSOR INSPECTION .)
9	Engine oil level sensor (See ENGINE OIL LEVEL SENSOR REMOVAL/INSTALLATION .) (See ENGINE OIL LEVEL SENSOR INSPECTION .)
10	HO2S (See HEATED OXYGEN SENSOR (HO2S) REMOVAL/INSTALLATION .) (See HEATED OXYGEN SENSOR (HO2S) INSPECTION .)
11	Exhaust shutter valve position sensor (See EXHAUST SHUTTER VALVE POSITION SENSOR REMOVAL/INSTALLATION .) (See EXHAUST SHUTTER VALVE POSITION SENSOR INSPECTION .)