Toyota 1.5L M15A FKS/FXE 4 CYL Engine Sensor Locations

Fuel injectors (located on the front side of the engine near the intake manifold)
Mass airflow sensor (MAF)
Camshaft position sensor (CMP) (located at the rear of the cylinder head cover)
Oil pressure sensor for CVT (located at the rear of the transaxle)
Knock sensor (KS) (located on the front of the engine under the intake manifold
Crankshaft position sensor (CKP) (located at rear of engine near starter)
Engine coolant temperature sensor (ECT) (located at the rear of engine)
Ignition coils (located under cover on top of cylinder head cover)
Air Fuel Ratio Sensor (AFRS) (located in the exhaust manifold)
Electronic Throttle Body / Throttle position sensor (TPS)
Camshaft Oil Control Valve (top rear of cylinder head cover)
Fuel Rail Pressure Sensor (FRPS) (located at end of fuel rail)
Fuel Pressure Sensor/High Pressure Fuel Pump (back of engine near bulkhead)

Models Found On