FixVault

Knock Sensor

NOTE: Knock sensor may also be referred to as knock sensor No. 1.
  1. Knock sensor is located on side of the cylinder block. See Fig 1. Remove knock sensor from cylinder block before testing. See KNOCK SENSOR under ENGINE SENSORS & SWITCHES in REMOVE/INSTALL/OVERHAUL article.
  2. Using ohmmeter, check that no continuity exists between electrical terminal on knock sensor and body of knock sensor. Replace knock sensor if continuity exists.
Fig 1: Locating Knock Sensors
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