ASE A6 · Electrical/Electronic Systems
Charging
Charging system diagnosis and repair: no-charge, low-charge and overcharge faults, output and voltage drop tests, alternator controls, drive belts and alternator replacement.
- Questions on the A6 test
- 5
- Share of the test
- 10%
- GearheadPass questions
- 16
- With exhibits
- 6
What this area covers
ASE's task list for Charging on the A6 Electrical/Electronic Systems test groups into these tasks. Expect diagnosis-first questions: what's the most likely cause, what should be checked next, and which technician is right.
- No-charge, low and overcharge faults
- Voltage and current output tests
- Charging circuit voltage drop
- Alternator control components
- Belts, pulleys and tensioners
- Alternator removal and replacement
How to study it
- This area carries 5 of the A6 test's questions (10%). Give it study time in proportion.
- Work the free questions first, then read every explanation, including the ones you got right; the reasoning is what transfers to new questions.
- 1 of the 5 free questions here are Technician A/B items. Judge each statement on its own before you pick A only, B only, Both or Neither.
- 3 free questions use an exhibit. Read the exhibit's numbers before the answer options.
- Always confirm specifications in the vehicle manufacturer's service information. Test questions assume you would.
Free practice quiz
5 Charging questions with explanations
All 16 Charging questions are in the app
Plus a full-length A6 mock, flash cards, and English or Spanish on every question.
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Lighting
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The largest A6 area: diagnosing instrument clusters and infotainment, power accessories, heated and cooled features, security systems, and safety systems such as airbags, wipers and cameras.