P0464 Subaru Code - Fuel Level Sensor Circuit Intermittent
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
- P0464 Subaru indicates Fuel Level Sensor Circuit Intermittent.
- 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.
Code P0464 Subaru Description
What are the Possible Causes of the DTC P0464 Subaru?
- Faulty fuel level sensor
- Fuel level sensor harness is open or shorted
- Fuel level sensor circuit poor electrical connection
How to Fix the DTC P0464 Subaru?
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 P0464 Subaru 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.
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Frequently Asked Questions about P0464 Subaru Code
1. What does the OBDII code P0464 mean on a Subaru?
The P0464 code indicates an intermittent issue with the fuel level sensor circuit, meaning the vehicle's computer is receiving unreliable data about the fuel level.
2. What are the common symptoms of the P0464 code in a Subaru?
Symptoms may include erratic or inaccurate fuel gauge readings, the check engine light turning on, and possible difficulty estimating remaining fuel.
3. What causes the P0464 code to appear in a Subaru?
Common causes include a faulty fuel level sensor, damaged wiring or connectors in the fuel sensor circuit, or, less commonly, issues with the vehicle's powertrain control module (PCM).
4. Can I still drive my Subaru with a P0464 code?
Yes, you can typically continue driving, but you may not get accurate fuel level readings, risking running out of fuel unexpectedly.
5. How do I diagnose the P0464 code on my Subaru?
Use an OBDII scanner to confirm the code, inspect the fuel level sensor wiring and connectors for damage, and test the sensor for proper operation with a multimeter.
6. How do I fix the P0464 code on a Subaru?
Repairs may involve replacing a faulty fuel level sensor, repairing damaged wiring or connectors in the fuel sensor circuit, or, in rare cases, reprogramming or replacing the PCM.
7. How much does it cost to fix the P0464 code on a Subaru?
Costs vary, but replacing a fuel level sensor typically ranges from $200 to $500, including parts and labor. Repairs to wiring or connectors may be less expensive.
8. Can a bad fuel pump cause the P0464 code?
While uncommon, a failing fuel pump assembly that includes the fuel level sensor can contribute to this code if the sensor is integrated and malfunctioning.
9. Will clearing the P0464 code solve the problem?
Clearing the code may turn off the check engine light temporarily, but unless the underlying issue is resolved, the code is likely to return.
10. Is the P0464 code related to poor fuel economy?
This code itself does not directly affect fuel economy, but inaccurate fuel readings can make it harder to track usage effectively.
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