P0328 2014 Toyota RAV4 Code - Knock Sensor 1 Circuit High Input
Quick Answer
A flat-type knock control sensor (non-resonant type) has a structure that can detect vibrations between approximately 5 kHz and 15 kHz. Common causes include Faulty Knock Sensor, Knock Sensor circuit poor electrical connection, Knock Sensor harness is open or shorted. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0328 2014 Toyota RAV4 indicates Knock Sensor 1 Circuit High Input.
- Common causes
- Common causes include Faulty Knock Sensor, Knock Sensor circuit poor electrical connection, Knock Sensor harness is open or shorted.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P0328 2014 Toyota RAV4 Description
If the output voltage transmitted by the knock control sensor remains low or high for 1 second or more, the Engine Control Module (ECM) interprets this as a malfunction in the sensor circuit and stores a Diagnostic Trouble Code (DTC).
What are the Possible Causes of the DTC P0328 2014 Toyota RAV4?
- Faulty Knock Sensor
- Knock Sensor circuit poor electrical connection
- Knock Sensor harness is open or shorted
- Faulty Engine Control Module (ECM)
How to Fix the DTC P0328 2014 Toyota RAV4?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0328 2014 Toyota RAV4 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
Need more information about the P0328 2014 Toyota RAV4 code?
Need more information on how to fix the P0328 2014 Toyota RAV4 code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P0328 2014 Toyota RAV4 code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P0328 2014 Toyota RAV4 Code
1. What are the common symptoms of OBDII code P0328 in a 2014 Toyota RAV4?
- Common symptoms include reduced engine performance, engine knocking noises, and possible illumination of the Check Engine light.
2. What does the OBDII code P0328 indicating "Knock Sensor 1 Circuit High Input" mean in a 2014 Toyota RAV4?
- This code indicates that the engine control module (ECM) has detected a high input signal from the knock sensor 1 circuit.
3. What are the possible causes of the P0328 code in a 2014 Toyota RAV4?
- Possible causes include a faulty knock sensor, damaged wiring or connectors in the knock sensor circuit, or issues with the ECM.
4. How serious is the P0328 code in a 2014 Toyota RAV4?
- While the vehicle may still be driveable with this code, it is important to address it promptly to prevent potential engine damage and to ensure optimal performance.
5. Can I continue driving my 2014 Toyota RAV4 with the P0328 code?
- It is generally not recommended to continue driving with the P0328 code present, as it can lead to reduced engine performance and potential long-term damage if left unresolved.
6. How can I diagnose the P0328 code in my 2014 Toyota RAV4?
- Diagnosing the P0328 code typically involves checking the knock sensor and its wiring for any visible damage or corrosion, as well as using a diagnostic scanner to assess the sensor's performance.
7. What are some repair tips for addressing the P0328 code in a 2014 Toyota RAV4?
- Repair tips may include replacing the knock sensor, repairing any damaged wiring or connectors, and resetting the ECM to clear the code.
8. Does fixing the P0328 code require professional help for a 2014 Toyota RAV4?
- While some DIY enthusiasts may be able to address the P0328 code themselves, seeking professional help, especially for diagnosing and repairing electrical issues, is recommended for a precise resolution.
9. How much does it typically cost to repair the P0328 code in a 2014 Toyota RAV4?
- The cost of repairing the P0328 code can vary depending on the exact cause of the issue, but it may involve expenses for parts, labor, and diagnostic services.
10. Can resetting the OBDII system clear the P0328 code in a 2014 Toyota RAV4?
- Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing the P0328 code is not addressed, the code is likely to reappear.
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