How-tos

Access step-by-step repair and maintenance guides to keep your off-road equipment running smoothly with our expert tips!

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How Long to Plug In a Block Heater? The Right Way to Save Power
Dec 9, 2025

How Long to Plug In a Block Heater? The Right Way to Save Power

Tired of cold-start struggles? Your block heater is the answer, but are you using it right? Learn the 2-4 hour secret that guarantees easy starts, saves you money on electricity, and extends your engine’s life. Stop guessing and start heating your engine the smart way. Your machinery will thank you.

Truck Dashboard Symbols and Meanings Guide
Dec 9, 2025

Truck Dashboard Symbols and Meanings Guide

Truck dashboard symbols are more than simple icons — they’re your truck’s first line of communication when something goes wrong. From engine alerts to braking and transmission warnings, this guide breaks down the meaning of every major indicator light so you can spot problems early, avoid costly repairs, and keep your heavy-duty truck running safely on every haul.

Oil on Spark Plugs: 5 Causes and How to Fix It
Dec 8, 2025

Oil on Spark Plugs: 5 Causes and How to Fix It

A rough-running engine? Check your spark plugs. Oil on the outside is often a simple gasket fix you can do yourself. Oil on the electrode tip means a serious internal leak. Learn the difference, know the risks, and find out exactly what to do next with our practical, step-by-step guide.

How Long Does a Starter Last?
Dec 7, 2025

How Long Does a Starter Last?

A starter motor is a small but critical component that determines whether your heavy equipment fires up reliably each day. This guide explains how a starter works, how long it typically lasts, the conditions that affect its lifespan, early warning signs of failure, and the maintenance habits that keep your machinery running strong. From diagnosing issues to preventing premature wear, you’ll learn the essentials to avoid downtime and protect your equipment investment.

5 Symptoms of a Bad Crankshaft Position Sensor
Dec 7, 2025

5 Symptoms of a Bad Crankshaft Position Sensor

Your engine’s CKP sensor is critical. Common crankshaft position sensor symptoms include stalling, no-starts, and rough performance. Ignoring them can lead to costly downtime and serious safety risks. Learn how to spot them.

P0615 Error Code Explained: What It Means, Causes, & Fixes
Dec 6, 2025

P0615 Error Code Explained: What It Means, Causes, & Fixes

This guide explains the P0615 starter relay circuit malfunction in detail—covering what the code means, common causes like wiring faults or relay failure, key symptoms, step-by-step diagnostics, and practical repair solutions. Learn how to prevent future P0615 issues and find reliable aftermarket truck parts at FridayParts.

Can I Put Water in My Coolant Tank? Quick Explanation
Dec 6, 2025

Can I Put Water in My Coolant Tank? Quick Explanation

Engine overheating? Coolant low? You’re stranded with just a bottle of water. Can you put that water in my coolant tank? The short answer is yes, but it’s a high-stakes gamble. Discover the crucial steps for this emergency fix and why it could save—or wreck—your engine.

How to Check DEF Fluid Level?
Dec 5, 2025

How to Check DEF Fluid Level?

That dreaded “DEF Level Low” alert can bring your workday to a screeching halt. But what if the problem isn’t just an empty tank? We decode what your machine’s DEF fluid level warning is really telling you, from faulty sensors to hidden clogs, so you can fix it fast and avoid costly downtime.

Toyota Forklift Dashboard Symbols and Meanings
Dec 4, 2025

Toyota Forklift Dashboard Symbols and Meanings

When a warning light flashes on your Toyota forklift, it’s not just a symbol — it’s your machine’s way of telling you something is wrong. Understanding these forklift dashboard symbols helps you catch problems early, prevent costly failures, and keep your operation running safely. This guide breaks down each icon, its color meaning, and the exact steps you should take when a warning appears, giving you clear, actionable knowledge for everyday forklift use.

How to Bypass a Starter Relay on Off‑Road Machinery
Dec 4, 2025

How to Bypass a Starter Relay on Off‑Road Machinery

Engine won’t crank? Lights on but all you hear is a click? Don’t order an expensive starter yet! This guide shows you how to safely bypass the starter relay—a quick test to pinpoint the real problem and save you hundreds. Your fix might be easier and cheaper than you think.

How Does an Engine Block Heater Work?
Dec 4, 2025

How Does an Engine Block Heater Work?

Curious about how an engine block heater works? It uses a simple electric element to warm your engine’s coolant. This pre-heated fluid circulates, thinning the oil and warming the block for an easy, low-stress start. Learn how this essential tool protects your heavy equipment’s engine in freezing weather.

P0356: Ignition Coil F Primary/Secondary Circuit Malfunction
Dec 3, 2025

P0356: Ignition Coil F Primary/Secondary Circuit Malfunction

P0356 shows a problem in the Ignition Coil “F” primary or secondary circuit. It appears when the PCM can’t properly operate that coil. Learn the common causes like vibration and moisture, and follow our step-by-step guide to diagnose and fix the problem fast.