AutoCodes – Generic – P1329

P1329 Code - Cylinder 5 Knock Control Limit Attained

Quick Answer

The Engine Control Module (ECM) monitors the Knock Sensor. Common causes include Low fuel level or fuel quality, Mass Air Flow (MAF) Sensor failure, Low fuel pressure. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means: P1329 indicates Cylinder 5 Knock Control Limit Attained.
Common causes: Common causes include Low fuel level or fuel quality, Mass Air Flow (MAF) Sensor failure, Low fuel pressure.
Severity: Moderate - service should be scheduled soon.
Can I drive?: The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

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Code Popularity 12,525

How popular is this code, among other codes? Low

Repair Importance Level

Moderate (Service soon) (2 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 23, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1329 Description

The Engine Control Module (ECM) monitors the Knock Sensor. The ECM sets the Diagnostic Trouble Code (DTC) when the Knock Sensor is not to factory specifications.

OBDII Code P1329 - Cylinder 5 Knock Control Limit Attained - AutoCodes.com — P1329 Code - Cylinder 5 Knock Control Limit Attained

What does this mean?

What are the Possible Causes of the DTC P1329?

Low fuel level or fuel quality
Mass Air Flow (MAF) Sensor failure
Low fuel pressure
Abnormal engine noise or failed Knock Sensor
Faulty Knock Sensor
Knock Sensor harness is open or shorted
Knock Sensor circuit poor electrical connection

How to Fix the DTC P1329?

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 P1329 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 P1329 code?

Need more information on how to fix the P1329 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1329 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P1329 Audi — Cylinder 5 Knock Control Limit Attained
P1329 Volkswagen — Cylinder 5 Knock Control Limit Attained

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1329 Code

1. What are the common symptoms of OBDII code P1329 (Cylinder 5 Knock Control Limit Attained)?

- Common symptoms include engine knocking or pinging noises, reduced engine performance, and illuminated Check Engine Light.

2. What are the possible causes of OBDII code P1329?

- Possible causes include a faulty knock sensor, engine mechanical issues, fuel quality problems, ignition system malfunctions, or a problem with the engine control module.

3. How can I diagnose the cause of OBDII code P1329?

- Diagnosis typically involves checking the knock sensor, inspecting the engine for mechanical issues, testing the fuel quality, examining the ignition system components, and scanning the engine control module for faults.

4. Can driving with OBDII code P1329 cause further damage to the engine?

- Continuing to drive with code P1329 may lead to engine damage due to increased risk of detonation and poor engine performance. It is recommended to address the issue promptly.

5. Is it safe to ignore OBDII code P1329 if the symptoms are not severe?

- Ignoring the code can lead to long-term engine damage and reduced fuel efficiency. It is advised to address the underlying issue as soon as possible.

6. How can I repair OBDII code P1329?

- Repairing the code may involve replacing the knock sensor, addressing any engine mechanical issues, ensuring good fuel quality, checking and repairing the ignition system, or reprogramming the engine control module.

7. Can a DIY enthusiast fix OBDII code P1329 at home?

- While some aspects of diagnosing and repairing the code can be done by DIY enthusiasts, certain repairs may require specialized tools or expertise. It is recommended to consult a professional mechanic if unsure.

8. Will resetting the Check Engine Light resolve OBDII code P1329?

- Simply resetting the Check Engine Light will not fix the underlying issue causing code P1329. It is important to diagnose and repair the root cause of the problem.

9. How long does it typically take to repair OBDII code P1329?

- The repair time for code P1329 varies depending on the underlying cause and the complexity of the issue. It can range from a quick sensor replacement to more extensive engine repairs.

10. Can OBDII code P1329 be a recurring issue even after repair?

- If the root cause of the code is not thoroughly addressed during repairs, there is a possibility of the issue recurring. Proper diagnosis and comprehensive repairs can help prevent the problem from coming back.