Ford 4.0L Index of Articles

How To Do An Engine Compression Test (Ford 4.0L)

How To Do An Engine Compression Test (Ford 4.0L)

A Compression Test will let you know if the hard to diagnose Misfire (or Rough Idle) Condition or No Start Condition is due to something wrong inside the engine (like worn Piston Rings or worn Cylinder Head Valves). This article will help you to... read more >> (at: troubleshootmyvehicle.com)

How To Clean The Ford Mass Air Flow Sensor

How To Clean The Ford Mass Air Flow Sensor

One of the most common problems, with MAF Sensor equipped Ford (Mercury and Lincoln) vehicles, is that the MAF Sensor’s Hot Wires will get dirty (contaminated). This contamination will rob you of gas mileage and performance. Not only that, in... read more >> (at: troubleshootmyvehicle.com)

How To Test The Oxygen Sensors (Ford 4.0L)

How To Test The Oxygen Sensors (Ford 4.0L)

Testing the upstream Oxygen Sensors (O2S11 and O2S21), on your OBD II equipped 4.0L Ford Aerostar, Explorer, Ranger, or Mountaineer, can be accomplished in a few easy steps and in this article I'll show you how. As you might already be aware, if... read more >> (at: troubleshootmyvehicle.com)

How To Test The Thermostat (Ford 4.0L)

How To Test The Thermostat (Ford 4.0L)

If you've been wondering if it's possible to test the Thermostat (without replacing it on a hunch), the answer is YES! The Thermostat can be tested while it's still on the Engine. As you may already know, the Thermostat will fail in one of two... read more >> (at: troubleshootmyvehicle.com)

How To Test The Starter Motor (Ford 4.0L)

How To Test The Starter Motor (Ford 4.0L)

This article will show you how to test the starter motor on your 4.0L Ford Explorer (or 4.0L Ranger, or 4.0L Aerostar, or 4.0L Mountaineer) to see if it’s the one responsible for your vehicle not Cranking. This is a pretty easy test which only... read more >> (at: troubleshootmyvehicle.com)

How To Test The Alternator (Ford 4.0L)

How To Test The Alternator (Ford 4.0L)

With the help of this articel you’ll be able to test the alternator on your 4.0L Ford Explorer, Aerostar, or Ranger or 4.0L Mercury Mountaineer using only a Multimeter. Here are the contents of this article at a quick glance: Important... read more >> (at: troubleshootmyvehicle.com)

How To Test The TPS (1995-2000 4.0L Ford Explorer)

How To Test The TPS (1995-2000 4.0L Ford Explorer)

Troubleshooting and testing the throttle position sensor or diagnostic trouble codes: P0121, P0122, P0123 on your 4.0L V6 Ford Explorer (Ranger, or Mercury Mountaineer or Mazda B4000 or Aerostar) can easily be done in three tests and without a scan...   read more >>

How To Test For A Blown Head Gasket (Ford 4.0L)

How To Test For A  Blown Head Gasket (Ford 4.0L)

Checking whether your 4.0L Ford Explorer (4.0L Ranger, 4.0L Aerostar, or 4.0L Mountaineer) has a Blown Head Gasket can be done with one of three different tests and in this article I’ll show you how to do them and how to interpret the results... read more >> (at: troubleshootmyvehicle.com)