diagnostics Archives - Page 5 of 10 - Tomorrows Technician
Exhaust Gas Recirculation Operation and Diagnostics

Since exhaust gas does not burn, this lowers the combustion temperatures and reduces NOx emissions from the engine.

Ford Illuminated Malfunction Indicator Lamp

Replace the crankcase pressure sensor/tube assembly and reprogram the PCM.

ASE Test Prep: What Type of Diagnostic Code is a P0300?

Hopefully you don’t experience a ‘misfire’ with your answer! This video is sponsored by Autolite.

BMW Groaning Noise During Steering Column Height Adjustment

Follow these steps to correct the noise heard while adjusting the height of the steering column.

Understanding Stop/Start Charging and Starting Systems

The problem may not have been caused by a complicated reason, something simple may have caused the system not to work.

GM Active Fuel Management System Service

The AFM activation and deactivation are controlled by the Valve Lifter Oil Manifold or VLOM.

Diagnosing Catalytic Converter Problems (Video)

There are multiple steps to diagnosing a possible air related issued on a catalytic converter. Sponsored by AP Emissions.

The Problem Is Not In The Transfer Case

The most important part of any repair work is locating the cause of the problem that causes the customer complaint.

Tech Tip: Programming Options

Reflashing and reprogramming may require interface innovation – we help explain the options.

Toyota Steering Recalibration

Here are some recommendations to follow after experiencing abnormal steering sensations.

Winter Air Ride Diagnostics

All air ride control modules regulate how long the compressor will run to keep temperatures inside at a safe range.

Audi TFSI Boost Control Diagnostics

The signs of a leaking turbocharger system start with a lack of power or random misfires on Audi and VW engines.