OBD2 Sensors >> Ford 4.2L ESSEX V6 Engine Sensor Locations

1. Fuel injectors (located beside the intake manifold)
2. Intake Air Temp (IAT) Sensor (at the front of intake manifold driver’s side)
3. Camshaft position sensor (CMP) (located in front of intake manifold)
4. Differential Pressure Feedback EGR sensor (located on cylinder head cover on passenger side)
5. Oil pressure switch (located at the lower front of the engine)
6. Knock sensor (KS) (located under intake manifold at the rear of the engine)
7. Crankshaft position sensor (CKP) (located at lower front of engine next to harmonic balancer)
8. Cylinder Head Temp Sensor (CHT) (located at back of cylinder head driver’s side)
9. Ignition coil (on top of intake manifold on passenger side)
10. Universal Heated Oxygen Sensors (located in the exhaust pipe on each side)
11. Electronic Throttle Control / Throttle Position Sensor (TP)
12. Mass Airflow Sensor (MAF)

Models Found On

• 1997–2008 Ford F-150
• 1997–2003 Ford E-150
• 1997–2003 Ford E-250
• 1998–2001 Ford F-250
• 2004–2007 Ford Freestar
• 2004–2007 Mercury Monterey