ASE Removes Prerequisite Requirements for L4 ADAS Specialist Certification Test

Feb. 20, 2025
Prerequisite test requirements are no longer needed to take the L4 test.

The National Institute for Automotive Service Excellence has modified its requirements for the L4 ADAS Specialist Certification Test, according to a press release.

Prerequisite test requirements are no longer needed to take the L4 test, which centers on the diagnosis, service, and calibration of radar, camera, ultrasonic, and other advanced driver assistance systems.

Many of the questions in L4 will be based around a sample vehicle with ADAS technologies used by most manufacturers, as described in the composite vehicle type 1 reference booklet provided during the test.

A free study guide to prepare for the test is available on ASE’s website.

“Shops are performing more ADAS service and repairs than ever before, and it is important that they can demonstrate to their customers that the service professionals on staff can diagnose, service and calibrate ADAS on vehicles,” said Dave Johnson, president and CEO of ASE. “By removing the prerequisites to taking the L4 test, more service professionals are eligible to prepare for and take this challenging test.”

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Ratchet+Wrench Staff Reporters

The Ratchet+Wrench staff reporters have a combined two-plus decades of journalism and mechanical repair experience.

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