Super Mario Diagnostics: Don't get burned by this common testing error

In this video, Rojas is diagnosing a 2008 Mercedes Benz CL 550 W216.

Nov. 18, 2022

In this video, Mario Rojas, also known as Super Mario Diagnostics, is diagnosing a 2008 Mercedes Benz CL 550 W216. Rojas warns that you don't want to get burned by this common testing error.

Follow Super Mario Diagnostics on YouTube and Facebook, or you can reach Rojas at [email protected].

Video Network

Super Mario Diagnostics: Programming a new ECM

This is caused by improper PCM control software not allowing the active shutter to open properly, resulting in lower cooling performance at idle. Simply reprogram the PCM with the latest available software.

Service Repair

Tech Tips: Fixing Mazda, Mercedes-Benz & more issues

Sponsored

Why a "Passed" Scan Doesn't Guarantee Calibration

Sponsored

Super Mario Diagnostics: Don't get burned by this common testing error

Related

Super Mario Diagnostics: Programming a new ECM

Tech Tips: Fixing Mazda, Mercedes-Benz & more issues

Why a "Passed" Scan Doesn't Guarantee Calibration

ADAS Training Program Earns ASE and I-CAR Accreditation

Voice Your Opinion!

To join the conversation, and become an exclusive member of Vehicle Service Pros, create an account today!

You May Also Like

Super Mario Diagnostics: Favorite tools in 2023

Technician-induced diagnostic dilemmas

Mastering Diagnostics #30: When Mechanical Testing Lets You Down

Sponsored Picks

Turning Battery Testing Into a Smarter, More Profitable Diagnostic Process

Why ECM Battery Coding Is Essential

ADAS Training Program Earns ASE and I-CAR Accreditation