1980 Nissan 280Z Knocking sensor

1980 NISSAN 280Z
125,000 MILES • 6 CYL • 2WD • MANUAL
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NATHANWATKINS
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  • 1 POST
What is the knocking sensor and what purpose does it serve to the engine, What are the symptms of a bad knocking sensor?
May 18, 2009 at 6:40 AM
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DOCFIXIT
  • ✓Experienced Mechanic
  • 18,828 POSTS
Knock sensor changes timing when detonation is experienced. Detonation can cause severe internal engine damage. If engine is knocking underload the sensor likely has failed.
May 18, 2009 at 6:54 AM
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