Lincoln Mark LT RPM Goes Up and Down While Parked: Causes

When your Lincoln Mark LT is in Park, its engine RPM level (revolutions per minute) should stay relatively even. If it doesn’t, there’s likely something wrong with your engine. If your truck’s check engine light is on, we’ve provided the most common causes of RPMs going up and down while in Park and the common … Read more

Lincoln Mark LT: Symptoms of Bad Shocks or Struts

Shocks and struts typically don’t last for the lifetime of a vehicle, If your Lincoln Mark LT is experiencing poor handling, excessive wear on tires and suspension components, or a jarring noise, it likely has bad shocks or struts. If your Mark LT is experiencing any steering problems, it’s vital to check your truck out … Read more

Lincoln Mark LT Horn Not Working: 5 Most Common Causes

A functioning horn is one of a vehicle’s most critical safety features. If your Lincoln Mark LT’s horn isn’t working, there are a few potential causes. We’ll cover each of them, starting with the easiest and most likely issues and working from there. A test light can make diagnosing a horn that isn’t working much … Read more

Lincoln Mark LT P0100: Meaning, Causes, How to Fix

P0100 is a generic OBD2 trouble code that indicates an issue with your Lincoln Mark LT’s Mass Air Flow (MAF) Sensor.   This code is usually caused by a MAF sensor that is faulty, dirty or a wiring issue related to it. It may be tempting to replace your Mark LT’s MAF sensor without checking the … Read more

Lincoln Mark LT AC Smells Bad: Smell ID + How to Fix

Does your Lincoln Mark LT’s air conditioning smell bad? This article will provide you with some quick and comprehensive list of causes to help eliminate your truck’s foul odor.   This guide is broken down into three sections:  AC Smell Reference Table Smell Type Potential Causes Sweet Leaking Engine Coolant, Leaking Refrigerant Mold, Mildew, Fungus Clogged … Read more

Lincoln Mark LT P0020: Meaning, Causes, Diagnosis

P0020 is a rarely seen OBD II trouble code that can affect the Lincoln Mark LT. It’s a variable valve timing (VVT) related code, indicating a wiring issue with the bank 2 camshaft actuator “A.” P0020 is often by low or sludgy oil. Check your Mark LT’s oil as soon as possible. P0020 is a … Read more

Lincoln Mark LT P0001: Causes + How to Fix

P0001 is a rarely seen OBD II error code. It indicates an issue with your Lincoln Mark LT’s Fuel Volume Regulator (FVR) Control System. P0001 is usually caused by a wiring problem or issue with the fuel volume regulator. The most difficult issue with diagnosing the fuel system is getting to the parts.   P0001 is … Read more