ASE School Bus Electrical/Electronic Systems (S6) Test — Information & Free Practice
US · Examination information
100 free questions · Answer explanations · No signup required
ASE School Bus Electrical/Electronic Systems (S6) Test
- Provider
- Prometric
- Format
- Computer-delivered multiple-choice examination at a test center for initial certification; English with a pop-up English-to-Spanish glossary.
- Exam questions
- Total questions: 55; Scored questions: 45; Unscored questions: 10; The total includes the scored and unscored questions.
- Time limit
- 90 minutes
Examination outline
- General Electrical/Electronic System Diagnosis (13%)
- Low-Voltage Battery Diagnosis and Service (9%)
- Starting System Diagnosis and Repair (13%)
- Low-Voltage Charging System Diagnosis and Repair (16%)
Lighting Systems Diagnosis and Repair (27%)
- Headlights, Daytime Running Lights, Fog Lights, Parking, Clearance, Taillights, and Strobe Lights
- Stoplights, Turn Signals, Hazard Lights, Backup Lights/Alarms, and 4-Lamp and 8-Lamp Warning Systems
- Dome Lights, Dash Lights, and Stepwell Lights
- Gauges and Instrument Warning Devices Diagnosis and Repair (9%)
- Miscellaneous (13%)
Examination sources
- ASE School Bus Certification Tests
Study Guides, School Bus Study Guide link
- Official ASE School Bus Study Guide
p.4, Introduction, scope adoption
- Official ASE School Bus Study Guide
p.4, Introduction, Test Specifications and Task List authority
- Official ASE School Bus Study Guide
p.31, S6 Test Specifications, complete content allocation table
- Official ASE School Bus Study Guide
p.31, S6 Test Specifications, allocation table final rows
- Official ASE School Bus Study Guide
p.31, Task List A, tasks 1–12
- Official ASE School Bus Study Guide
p.32, Task Lists B–E and lighting subheadings
- Official ASE School Bus Study Guide
p.33, continuation E9–13, F1–4 and G1–13
- Official ASE School Bus Study Guide
p.3, School Bus Types Found on ASE Certification Tests
- Official ASE School Bus Study Guide
p.4, How Long are the Tests?, certification S6 row
- Official ASE School Bus Study Guide
p.4, certification table asterisk footnote
- ASE Certification: Need to Know
p.3, How Do I Become Certified?, step 3
- ASE School Bus Certification Tests
Test Times and Number of Questions, S6 certification row
- ASE Certification: Need to Know
p.4, What Are My Certification Options?, initial certification and Test Centers
- ASE School Bus Certification Tests
How does registration and scheduling work?
- ASE Test Center Policies
90 Days to Take Your Test
- ASE Certification: Need to Know
p.4, Test Centers
- ASE FAQs
ASE Test Requirements, What is unique about the Advanced Level Tests (L1, L2, L3, and L4)?
- ASE Test Center Policies
Photo ID with Signature Policy
Related license preparation
This examination may be required or accepted as an alternative, depending on the license and application pathway.