Pathfinder LE 2WD V6-3.3L (VG33E) (1999)
Knock Sensor: Testing and Inspection
KNOCK SENSOR
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Use an ohmmeter which can measure more than 10 M-ohms.
1. Disconnect knock sensor harness connector.
2. Check resistance between terminal 2 and ground.
Resistance at 25°C (77°F): 500 - 620 k Ohms
CAUTION: Do not use any knock sensors that have been dropped or physically damaged. Use only new ones.