dc dotCreds
dotCreds Certification Hub

ASE A1 Engine Repair Certification Hub

200 approved locked-bank questions and the matching study surfaces.

Locked study sections
Section 1

General Engine Diagnosis (40%)

Section 2

Fuel, Electrical, Ignition, Air Induction and Exhaust Systems Diagnosis and Service (20%)

Section 3

Lubrication and Cooling Systems Diagnosis and Repair (18%)

Section 4

Cylinder Head and Valve Train Diagnosis and Repair (13%)

Section 5

Engine Block Diagnosis and Repair (9%)