Question
What causes automotive knock sensor wiring "signal interference"?
Answer
Proximity to ignition coils and unshielded wiring.
Explain
Interference causes false knock detection. CHEPQ recommends routing knock sensor wiring away from ignition coils and using shielded cables—reducing interference and preventing incorrect ignition timing.
Related Diagnostic Guide
To explore this topic in a broader system-level diagnostic context:
Related Guide: Sensor Signal Integrity & Data Validation Diagnostics
Recommended Diagnostic Solutions
To apply the diagnostic concepts discussed above in real-world scenarios, explore our full range of professional automotive diagnostic tools. These solutions are designed to support battery testing, system diagnostics, and data analysis for modern vehicles and workshop environments.
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