P0463 on CHEVROLET MALIBU — Fuel Level Sensor A Circuit High

Q: "What does P0463 mean on a CHEVROLET MALIBU?"

"P0463 indicates: Fuel Level Sensor A Circuit High. This is a emission controls code. 9 CHEVROLET MALIBU owners have reported this to NHTSA."

Q: "What are the most common causes of P0463 on CHEVROLET MALIBU?"

"Based on 9 NHTSA reports, the most commonly cited components are: Fuel/Propulsion System, Fuel System, Gasoline, Service Brakes, Hydraulic,Engine And Engine Cooling,Fuel System, Gasoline,Air Bags,Seat Belts. These percentages are based on the component field in owner complaints."

Q: "Is P0463 serious on my CHEVROLET MALIBU?"

"Of 9 NHTSA reports for this code on CHEVROLET MALIBU, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic."

Q: "What should I do if my CHEVROLET MALIBU shows P0463?"

"1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare."

What P0463 Means on Your CHEVROLET MALIBU

P0463 is a diagnostic trouble code indicating: Fuel Level Sensor A Circuit High. This code relates to the emission controls system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

9 CHEVROLET MALIBU owners have reported this issue to NHTSA across model years 2005-2007. Most reports come from the 2007, 2005 model years. The most commonly reported component is Fuel/Propulsion System (55.6% of reports).

Real CHEVROLET MALIBU Owner Reports

Source: NHTSA Complaints Database

"The current issue i am having is every time i get gas, which is often because i drive 80 miles a day for work, my gauge will drop to empty and low fuel/ light comes on! next day low fuel light on still, goes off on my drive eventually, but the check engine light is now on! that goes away as well"

— 2005 CHEVROLET MALIBU owner · FUEL/PROPULSION SYSTEM · Filed 01/30/2015

"Every 18 months i get a error code of p0463 and p2119. fuel system was replaced twice and now possibly a third time. car wants to stop on its own after a few miles of driving. secondary problem also includes low fuel level warning even when fuel is at a full tank."

— 2005 CHEVROLET MALIBU owner · FUEL/PROPULSION SYSTEM · Filed 05/17/2011

"Fuel gauge no longer functioning. after refueling, the fuel gauge began acting sporadic, at times it would indicate that fuel tank was empty even after refueling. condition continued to get worse and presently fuel gauge just reads empty."

— 2007 CHEVROLET MALIBU owner · FUEL/PROPULSION SYSTEM · Filed 05/15/2015

"At first, when my gas gauge would be down to about half a tank, the gauge would go to empty and check low fuel light and check engine light would come on. we did take it to gm dealer and it tested as diagnostic code p0463 fuel tank level sending unit ."

— 2007 CHEVROLET MALIBU owner · FUEL SYSTEM, GASOLINE · Filed 11/04/2013

"Late summer 2012, fuel gauge started showing empty after fillup, with low fuel light & check engine light illuminating. gauge will intermittently work in a few spots, until tank hits about 1/4 tank, where it follows good to empty."

— 2007 CHEVROLET MALIBU owner · FUEL SYSTEM, GASOLINE · Filed 09/01/2012

All reports filed by vehicle owners directly with the U.S. Department of Transportation.

📊 Complaint Trend by Model Year

2

'05

7

'07

Common Causes on CHEVROLET MALIBU

Based on NHTSA complaint component analysis for this vehicle.

FUEL/PROPULSION SYSTEM 55.6%

FUEL SYSTEM, GASOLINE 33.3%

SERVICE BRAKES, HYDRAULIC,ENGINE and ENGINE COOLING,FUEL SYSTEM, GASOLINE,AIR BAGS,SEAT BELTS 11.1%

What To Do Next

1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.

Frequently Asked Questions

What does P0463 mean on a CHEVROLET MALIBU? ▾

P0463 indicates: Fuel Level Sensor A Circuit High. This is a emission controls code. 9 CHEVROLET MALIBU owners have reported this to NHTSA.

What are the most common causes of P0463 on CHEVROLET MALIBU? ▾

Based on 9 NHTSA reports, the most commonly cited components are: Fuel/Propulsion System, Fuel System, Gasoline, Service Brakes, Hydraulic,Engine And Engine Cooling,Fuel System, Gasoline,Air Bags,Seat Belts. These percentages are based on the component field in owner complaints.

Is P0463 serious on my CHEVROLET MALIBU? ▾

Of 9 NHTSA reports for this code on CHEVROLET MALIBU, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic.

What should I do if my CHEVROLET MALIBU shows P0463? ▾

1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare.