DTC P0325: Knock Sensor Circuit Problem: Condition

PCM monitors knock sensor signal when load is more than 36 percent, coolant temperature is more than 149°F and engine speed is 1000-4500 RPM. If no knock signal is received after 5 seconds, DTC is set. Causes may include the following:

• Faulty knock sensor.
• Faulty connector.
• Open or short circuit.
• PCM malfunction.