Automotive diagnostics
Engine Fault Codes vs Ignition Faults Which Matters More?
Engine Fault Codes vs Ignition Faults Which Matters More? Ignition faults usually surface first, but the most critical issue depends on symptom severity, vehicle age, and driving conditions. In practice, I prioritize the fault that directly threatens engine integrity or safety. In 2026, Gearwrench announced that 1,200 new diagnostic