Engine-Codes
 
OBDII Code List
 
P0328 2002 TOYOTA HIGHLANDER

P0328 2002 TOYOTA HIGHLANDER - Knock Sensor 1 Circuit High Input

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3  What does this mean?

P0328 2002 TOYOTA HIGHLANDER Possible Causes

  • Faulty knock sensor
  • Knock sensor circuit poor electrical connection
  • Knock sensor harness is open or shorted
  • Faulty Engine Control Module (ECM)

First diagnose P0328 2002 TOYOTA HIGHLANDER code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

P0328 2002 TOYOTA HIGHLANDER Tech Notes

The P0328 code means that the Knock Sensor is not working properly. Problems with the knock sensor will not cause an engine performance problems. Replacing the knock sensor usually takes care of the problem.

You maybe also consider replacing the knock sensor short harness to avoid future problems.
If you have a V6 Toyota Highlander, it is recommended you replace both knock sensors and short harness to avoid re-doing the labor since it is alot of work, since it is located under the intake manifold.

Cost of diagnosing the P0328 2002 TOYOTA HIGHLANDER code

    Labor: 1.0

    The cost of diagnosing the P0328 2002 TOYOTA HIGHLANDER code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

When is the P0328 2002 TOYOTA HIGHLANDER code detected?

An excessively high voltage from the sensor is sent to Electronic Control Module (ECM)

P0328 2002 TOYOTA HIGHLANDER Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Possible Lack/Loss of Power

P0328 2002 TOYOTA HIGHLANDER Meaning

The knock sensor is attached to the cylinder block. It senses engine knocking using a piezoelectric element. A knocking vibration from the cylinder block is sensed as vibrational pressure. This pressure is converted into a voltage signal and sent to the Engine Control Module (ECM).
OBDII Code P0328 2002 TOYOTA HIGHLANDER - Knock Sensor 1 Circuit High Input - Engine-Codes.com

P0328 2002 TOYOTA HIGHLANDER More Information

Need more information on how to fix the P0328 2002 TOYOTA HIGHLANDER code?
Get Access to Factory Service Manuals

Related Information