AutoCodes – Nissan – P1464 2003 Nissan Altima Sedan

P1464 2003 Nissan Altima Sedan Code - Fuel Level Sensor

Quick Answer

The fuel level sensor is mounted in the fuel level sensor unit. Common causes include Faulty Fuel Level Sensor, Fuel Level Sensor harness is open or shorted, Fuel Level Sensor circuit poor electrical connection. 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: P1464 2003 Nissan Altima Sedan indicates Fuel Level Sensor.
Common causes: Common causes include Faulty Fuel Level Sensor, Fuel Level Sensor harness is open or shorted, Fuel Level Sensor circuit poor electrical connection.
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.

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Code Popularity 2,408

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 23, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1464 2003 Nissan Altima Sedan Description

The fuel level sensor is mounted in the fuel level sensor unit. The sensor detects a fuel level in the fuel tank and transmits a signal to the Engine Control Module (ECM). It consists of two parts, one is mechanical float and the other side is variable resistor. Fuel level sensor output voltage changes depending on the movement of the fuel mechanical float.

OBDII Code P1464 2003 Nissan Altima Sedan - Fuel Level Sensor - AutoCodes.com — P1464 2003 Nissan Altima Sedan Code - Fuel Level Sensor

What does this mean?

What are the Possible Causes of the DTC P1464 2003 Nissan Altima Sedan?

Faulty Fuel Level Sensor
Fuel Level Sensor harness is open or shorted
Fuel Level Sensor circuit poor electrical connection

How to Fix the DTC P1464 2003 Nissan Altima Sedan?

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 P1464 2003 Nissan Altima Sedan 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 P1464 2003 Nissan Altima Sedan code?

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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 P1464 2003 Nissan Altima Sedan Code

1. What does the OBDII code P1464 mean on a 2003 Nissan Altima Sedan?

P1464 indicates an issue with the fuel level sensor circuit, which monitors fuel levels in the tank.

2. What are common symptoms of code P1464 in a 2003 Nissan Altima?

Symptoms include an inaccurate fuel gauge reading, illumination of the check engine light, and potential fuel efficiency problems.

3. What causes the P1464 code to appear in a 2003 Nissan Altima?

Common causes include a faulty fuel level sensor, damaged wiring or connectors in the sensor circuit, or issues with the instrument cluster.

4. Can a bad fuel level sensor cause the P1464 code?

Yes, a malfunctioning fuel level sensor is the primary cause of the P1464 code.

5. How do I diagnose the P1464 code on my 2003 Nissan Altima?

Start by scanning the vehicle with an OBDII tool, inspecting the wiring and connectors for damage, and testing the fuel level sensor for proper operation.

6. Is it safe to drive with the P1464 code on a 2003 Nissan Altima?

While the car may still be drivable, the inaccurate fuel reading can increase the risk of running out of fuel unexpectedly.

7. How can the P1464 code be fixed in a 2003 Nissan Altima?

Repairs may involve replacing the faulty fuel level sensor, fixing damaged wiring or connectors, or recalibrating the fuel gauge.

8. What tools are needed to fix the P1464 code?

You'll need an OBDII scanner, a multimeter to test wiring, and basic hand tools to access and replace the fuel level sensor.

9. How much does it typically cost to fix the P1464 code in a 2003 Nissan Altima?

Repair costs can range from $150 to $400, depending on whether the issue is with the sensor, wiring, or other components.

10. Can a P1464 code be cleared without repairs on a 2003 Nissan Altima?

Clearing the code with an OBDII scanner without addressing the root cause will likely result in the code returning.

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