Optima V6-2.7L VIN 8 (2006)
SENSOR INSPECTION
1. Disconnect the knock sensor connector.
2. Measure resistance between the terminal 1 and 2
Standard value : about 5 MOhm [at 20 °C (68 °F)]
3. If the resistance is continual, replace the knock sensor.
Knock sensor : 16 - 28 Nm (160 - 250 kg.cm, 11.8 - 18.4 lb.ft)
4. Measure the capacitance between the terminal 1& 2.
Standard value : 800 - 1600 pF