Ford 4.0L Index of Articles
Testing the fuel injectors can be a challenge considering that on the 4.0L OHV engine, three of the six fuel injectors are underneath the intake manifold plenum. On the 4.0L... [read more]
The crankshaft position (CKP) sensor is a two-wire variable reluctance sensor that you can easily test with a multimeter. In this tutorial, I'll explain the test in a... [read more]
You can easily and quickly test the throttle position sensor on your 1991-1995 4.0L Ford Explorer or Aerostar. All you need is a multimeter. No scan tool is required. In... [read more]
You can easily test the crankshaft position (CKP) sensor, which is located near the crankshaft pulley, with a multimeter. No scan tool needed. In this tutorial, I'll show... [read more]
The 1991-1997 4.0L Ford Aerostar fuel pressure specifications. 1991-1996 Engine KOEO KOER 4.0L Aerostar... [read more]
APPLIES TO: This simplified alternator circuit wiring diagram applies to the following vehicles: 1998-2001 4.0L V6 Ford Explorer. 1998-2001 4.0L V6 Mercury... [read more]
Starter motor circuit wiring diagram for the 1996 4.0L Ford Explorer with automatic and manual transmission. Contents at a glance: Starter Motor Wiring... [read more]
APPLIES TO: This simplified alternator circuit wiring diagram applies to the following vehicles: 1996 4.0L V6 Ford Explorer. You can find the alternator test explained... [read more]
Ignition system wiring diagram for the 1997 over head valve (OHV) and single over head camshaft (SOHC) 4.0L Ford Explorer. Contents at a glance: 4.0L OHV... [read more]
This tutorial will explain how to test the 1998-2001 4.0L Mercury Mountaineer's alternator with a multimeter. You'll easily and quickly find out if the alternator in your... [read more]