ASE L1 · Content Area
Computer and On-Board Diagnostics
Computer and On-Board Diagnostics is a content area on the ASE Advanced Engine Performance Specialist (L1) (ASE L1), administered by ASE. It falls under the Skilled Trades category.
Back to ASE L1 OverviewDomain Details
| Detail | Information |
|---|---|
| Domain | Computer and On-Board Diagnostics |
| Exam | ASE Advanced Engine Performance Specialist (L1) (ASE L1) |
| Domain Weight | — |
| Governing Body | ASE |
| Available in App | Trades Cert Exam Prep: ASE, NHIE, Electrician & Plumber |
| Official Source | ASE official website ↗ |
ASE L1 Computer and On-Board Diagnostics: FAQ
How much of the ASE L1 covers Computer and On-Board Diagnostics?
Computer and On-Board Diagnostics is one of 5 content areas tested on the ASE L1, which contains 50 questions total. ASE does not publish specific domain weightings for this exam, but Computer and On-Board Diagnostics appears in the official exam objectives. The C3RT app covers all 5 content areas.
What is the ASE L1 exam format and how does Computer and On-Board Diagnostics fit in?
The ASE L1 has 5 content areas across 50 questions in 75 minutes, with a passing score of Not disclosed. Computer and On-Board Diagnostics is content area 5 of 5. The other content areas are Ignition System Diagnosis, Fuel System Diagnosis, Emission Control System Diagnosis, Exhaust Gas Analysis.
How do I study for the Computer and On-Board Diagnostics section of the ASE L1?
Targeted practice by content area is the most effective approach. The C3RT Trades Cert Exam Prep: ASE, NHIE, Electrician & Plumber app for iOS and Mac tags every practice question by content area, so you can isolate Computer and On-Board Diagnostics questions, track your accuracy, and focus study time on your weak spots. Combine focused practice sets with full-length timed mock exams as your test date approaches.
How many questions are on the ASE L1 and what is the passing score?
The ASE L1 consists of 50 questions in 75 minutes, with a passing score of Not disclosed. It is administered by ASE and the exam fee is $36 USD. The C3RT app includes full-length practice exams that mirror the real format across all 5 content areas.
Where can I find official ASE resources for Computer and On-Board Diagnostics?
The official source for ASE L1 content outlines and study resources is the ASE website. The exam blueprint, which details all content areas including Computer and On-Board Diagnostics, is published there. C3RT is not affiliated with ASE. It is a third-party practice platform that supplements official materials with 50+ practice questions, flashcards, and study tools across all 5 content areas.
Computer and On-Board Diagnostics is a content area on the ASE Advanced Engine Performance Specialist (L1) (ASE L1), a Skilled Trades exam administered by ASE. C3RT is not affiliated with ASE. Certification names and trademarks are the property of their respective organisations. Official exam information is available at the ASE website.