Ford 4.6L, 5.4L Index of Articles

No Dash Lights Troubleshooting Tests (1997-1998 Ford F150)

No Dash Lights Troubleshooting Tests (1997-1998 Ford F150)

If your 1997-1998 Ford F150 (F250 or Expedition) is currently experiencing a ‘no dash lights’ problem, then this tutorial will help. Although this tutorial focuses on testing the instrument panel (IP) illumination lamps dimmer switch...   read more >>

Under Dash Fuse And Relay Box Diagram (1997-1998 F150, F250, Expedition)

Under Dash Fuse And Relay Box Diagram (1997-1998 F150, F250, Expedition)

Location and descriptions of the fuses and relays of the under-dash fuse box for 1997-1998 Ford F150, F250 and Expedition. The under-dash fuse/relay box is commonly referred to as the Junction Box Fuse/Relay Panel in the Ford repair service...   read more >>

How To Test The Fuel Injectors (1997-2002 4.6L F150)

How To Test The Fuel Injectors (1997-2002 4.6L F150)

Testing the fuel injectors on your Ford F 150 with a 4.6L engine is not hard. If you have a multimeter, this tutorial will help you to find out if any one of those 8 fuel injectors are fried. You're going to be surprised just how easy it is to...   read more >>

Under Hood Fuse And Relay Box Diagram (1997-1998 F150, F250, Expedition)

Under Hood Fuse And Relay Box Diagram (1997-1998 F150, F250, Expedition)

Location and descriptions of the fuses and relays of the under-hood fuse box for 1997-1998 Ford F150, F250 and Expedition. The under-hood fuse/relay box is known as the Power Distribution Center in the Ford service/repair literature. NOTE:...   read more >>

How To Clean The Ford MAF Sensor (Ford 4.2L, 4.6L, 5.4L)

How To Clean The Ford MAF Sensor (Ford 4.2L, 4.6L, 5.4L)

Cleaning the Ford MAF sensor (the type that's inside the round air filter canister) is simple and easy. You don't even have to take it out of the air filter canister to do it! This article will show you how. This article only deals with cleaning...   read more >>

Testing A No Park-Lamps Problem (1997-1998 Ford F150)

Testing A No Park-Lamps Problem (1997-1998 Ford F150)

If the park-lamps are not coming on when you turn the headlights on (on your 1997-1998 F150, F250, or Expedition), then this is the tutorial you need to troubleshoot the problem. All the test steps are explained in a step-by-step manner and are...   read more >>

How To Bench Test A Ford Relay Off Of the Vehicle

How To Bench Test A Ford Relay Off Of the Vehicle

Bench testing the Ford 4 or 5 pin relay is not hard to do at all, and in this article I'll show you how to do it (there are two articles in site about bench testing a Ford Relay, you can find the other here: Bench Testing A Ford Relay -A...   read more >>

Testing A No Low-Beam Headlights Problem (1997-1998 Ford F150)

Testing A No Low-Beam Headlights Problem (1997-1998 Ford F150)

In this tutorial I'm gonna' explain how to test the low-beam circuit of the headlight switch. So, if your 1997-1998 Ford F150 (F250, and Expedition) has a ‘no low-beam headlights’ problem, then this tutorial will help you troubleshoot...   read more >>

Bench Testing A Ford Relay (A Step-by-Step Guide)

Bench Testing A Ford Relay  (A Step-by-Step Guide)

Every now and then, the need arises to bench test a Relay to find out if it's really BAD or not. This article will help you to bench test the Ford 20 amp multi-purpose Relay in a step by step fashion (there are two articles in site about bench...   read more >>

How To Test The Alternator (1997-2002 4.6L Ford F150)

How To Test The Alternator (1997-2002 4.6L Ford F150)

If the alternator has failed on your 4.6L Ford F150, then this is the tutorial you need to test it. The alternator diagnostic test is not hard and the best part is that you'll only need a multimeter for it. That's right, you don't need any...   read more >>