Except Engine Compartment

Fig 1: Engine Control System Components Location - Except Engine Compartment

Courtesy of MAZDA MOTORS CORP.

ENGINE CONTROL SYSTEM COMPONENT OPERATIONS (EXCEPT ENGINE COMPARTMENT)

Component No.	Refer to
1	Fuel Tank Pressure Sensor See FUEL TANK PRESSURE SENSOR REMOVAL/INSTALLATION See FUEL 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