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Archive Tag: tech tip

Low Oil Pressure Symptoms: New Technology Creates Diagnostic Challenges

Low Oil Pressure Symptoms: New Technology Creates Diagnostic Challenges

August 26, 2021

Customer complaints of low oil pressure symptoms can be a challenging event for the technician, especially when the symptoms are intermittent. When the customer encounters a low oil pressure gauge reading or illuminated low oil pressure lamp, it results in a panic situation. Naturally, they assume major engine repairs or an engine replacement. It should […]

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Filter Maintenance: It Can Prevent Some Expensive Repairs

May 18, 2021

Complaints of damaged air boxes, hold-down clamps and difficulty making an air filter installation have been reported on 2017–2019 Ford trucks equipped with the 6.7L Turbo-Diesel engine.

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Diesel Service Tips: Rain and Snow Can Trash a Turbocharged Diesel Engine

Diesel Service Tips: Rain and Snow Can Trash a Turbocharged Diesel Engine

April 13, 2021

Air filters are designed to protect the engine from contaminants such as bugs, dust, dirt and other debris. Engines do not perform well when the filters are subjected to water and snow, as these conditions promote a hydro-lock of the filter media. When the hydro-lock condition occurs, the filter can be pulled from the air […]

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Maintenance and Service Intervals: The Key to Extending Engine Life

Maintenance and Service Intervals: The Key to Extending Engine Life

December 14, 2020

With proper maintenance and timely service intervals, the life of the engine and related components can be extended. Neglecting these service intervals can result in poor engine performance and internal engine damage due to the formation of sludge deposits. These deposits can restrict the flow of lubricant, promoting accelerated wear.

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ENGINE NOISES: Normal Characteristic or a Catastrophic Event

ENGINE NOISES: Normal Characteristic or a Catastrophic Event

October 26, 2020

Identifying noises that should be considered a normal characteristic or a mechanical defect can be a challenge, even for the most experienced technician. Some engines, systems and components come with their own noise characteristics that we would once consider a defect, but now are considered a normal characteristic. Some mechanical failures may not receive immediate […]

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BRAKES, TIRES AND WHEELS: Factory Solutions for Some Challenging Symptoms

BRAKES, TIRES AND WHEELS: Factory Solutions for Some Challenging Symptoms

July 29, 2020

Nothing can be more frustrating than spending countless hours trying to diagnose and resolve a customer’s complaint only to determine late in the diagnosis there was a factory bulletin available that would have quickly resolved the problem. In many cases, the material contained in the TSB, campaign or recall is the only solution, as the […]

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Diagnosing Engine Misfires: Would you have Considered Engine Coolant or Oil Leaks?

Diagnosing Engine Misfires: Would you have Considered Engine Coolant or Oil Leaks?

June 9, 2020

When diagnosing a misfire condition most automatically assume an ignition or fuel related condition as the culprit. This would involve a defective spark plug, ignition wire, ignition coil, fuel injector, etc. While these components are the most likely candidates that would result in a misfire, some other conditions must also be considered with today’s engines […]

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Making An Accurate Diagnosis: Always Start with the Basic Checks First

Making An Accurate Diagnosis: Always Start with the Basic Checks First

April 30, 2020

New technology poses new challenges. Many of these challenges require more than the information provided in repair manuals or diagnostic code charts. Much is learned once the vehicle is put into service and into real world vehicle operating conditions. Following are some conditions that can promote difficult to diagnose symptoms.

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Fuel Facts: Troubleshooting Rough Idle, Surging, Stalling, Hard Starts and Noises

Fuel Facts: Troubleshooting Rough Idle, Surging, Stalling, Hard Starts and Noises

April 30, 2020

Determining if the performance symptom is due to the vapor pressure of the fuel, carbon buildup, or sticking valves due to gum and varnish can be a challenge.

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Vehicle Modifications: They Can Create Diagnostic Challenges

Vehicle Modifications: They Can Create Diagnostic Challenges

May 23, 2019

Vehicle modifications can create some interesting challenges for a technician. The first step in the diagnostic process is a discussion with the vehicle owner, and if possible, have them accompany you on a road test. Always perform the basic diagnostic steps first. Determine if any modifications have been made to the vehicle. With today’s technology […]

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