Fuel tank capacity
15.9gal · 60 L
The 1992 Subaru Legacy has a fuel tank capacity of 15.9 gallons (60 liters) on every trim.
A full tank is good for roughly 350–429 highway miles or 254–318 miles around town, going by the EPA ratings.
15.9 gal · Smaller than 72% of 1992 models we list.
What changes the tank sizeTap an option to filter the table
All 12 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| L 4dr Sedan 2.2L 4cyl 5M · FWD MPG 20 / 27Range 318 / 429 mi | 2.2L 4cyl 5M | FWD | 15.9 gal60 L | 20 / 27 | 318 / 429 mi | |
| L 4dr Sedan AWD 2.2L 4cyl 5M · AWD MPG 18 / 24Range 286 / 382 mi | 2.2L 4cyl 5M | AWD | 15.9 gal60 L | 18 / 24 | 286 / 382 mi | |
| L 4dr Wagon 2.2L 4cyl 5M · FWD MPG 20 / 27Range 318 / 429 mi | 2.2L 4cyl 5M | FWD | 15.9 gal60 L | 20 / 27 | 318 / 429 mi | |
| L 4dr Wagon AWD 2.2L 4cyl 5M · AWD MPG 18 / 24Range 286 / 382 mi | 2.2L 4cyl 5M | AWD | 15.9 gal60 L | 18 / 24 | 286 / 382 mi | |
| LE Turbo 4dr Wagon AWD 2.2L 4cyl 4A · AWD MPG 16 / 22Range 254 / 350 mi | 2.2L 4cyl 4A | AWD | 15.9 gal60 L | 16 / 22 | 254 / 350 mi | |
| LS 4dr Sedan 2.2L 4cyl 4A · FWD MPG 19 / 26Range 302 / 413 mi | 2.2L 4cyl 4A | FWD | 15.9 gal60 L | 19 / 26 | 302 / 413 mi | |
| LS 4dr Sedan AWD 2.2L 4cyl 4A · AWD MPG 18 / 24Range 286 / 382 mi | 2.2L 4cyl 4A | AWD | 15.9 gal60 L | 18 / 24 | 286 / 382 mi | |
| LS 4dr Wagon 2.2L 4cyl 4A · FWD MPG 19 / 26Range 302 / 413 mi | 2.2L 4cyl 4A | FWD | 15.9 gal60 L | 19 / 26 | 302 / 413 mi | |
| LS 4dr Wagon AWD 2.2L 4cyl 4A · AWD MPG 18 / 24Range 286 / 382 mi | 2.2L 4cyl 4A | AWD | 15.9 gal60 L | 18 / 24 | 286 / 382 mi | |
| LSi 4dr Sedan 2.2L 4cyl 4A · FWD MPG 19 / 26Range 302 / 413 mi | 2.2L 4cyl 4A | FWD | 15.9 gal60 L | 19 / 26 | 302 / 413 mi | |
| LSi 4dr Sedan AWD 2.2L 4cyl 4A · AWD MPG 18 / 24Range 286 / 382 mi | 2.2L 4cyl 4A | AWD | 15.9 gal60 L | 18 / 24 | 286 / 382 mi | |
| Sport Turbo 4dr Sedan AWD 2.2L 4cyl 5M · AWD MPG 17 / 23Range 270 / 366 mi | 2.2L 4cyl 5M | AWD | 15.9 gal60 L | 17 / 23 | 270 / 366 mi | |
| No trim matches all of these filters. | ||||||
Tank figures are the manufacturer's rated capacity, sorted smallest tank first. Range is tank size times EPA city or highway MPG.
Gallons left and the distance they cover at each mark on the fuel gauge, at EPA city and highway mileage. At the combined rating of 20 MPG, a full 15.9-gallon tank covers about 318 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 15.9 | 382 | 286 |
| 3/4 | 11.9 | 286 | 215 |
| 1/2 | 8.0 | 191 | 143 |
| 1/4 | 4.0 | 95 | 72 |
| 1/8 | 2.0 | 48 | 36 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 750 gallons, roughly 47 full tanks.
In real driving: owners who log fill-ups at fueleconomy.gov average 24.9 MPG in the Legacy (6 drivers), about 396 miles on a full 15.9-gallon tank.
Fuel gauges aren't perfectly linear and the low-fuel light comes on with a few gallons still in the tank, so plan your stop before the last eighth.
$67.89 to fill the 15.9-gallon tank from empty with regular, at this week's US average of $4.27 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 15.9 gal | Regular | $4.27 | $67.89 | $50.92 |
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $63.92 |
| Midwest | $4.27 | $67.89 |
| Gulf CoastLowest | $3.70 | $58.83 |
| Rocky Mountain | $4.46 | $70.91 |
| West Coast | $5.42 | $86.18 |
| CaliforniaHighest | $5.89 | $93.65 |
Prices: U.S. Energy Information Administration retail averages for the week of October 26, 2026. This week's prices by state and city.
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
The tank changed for 1992: 15.9 gal, down from 15.9–18.9 gal on the 1991 Legacy.
| Model year | Tank | Longest highway range |
|---|---|---|
| 1997 Legacy | 15.9 gal | 429 mi |
| 1996 Legacy | 15.9 gal | 477 mi |
| 1995 Legacy | 15.9 gal | 461 mi |
| 1994 Legacy | 15.9 gal | 445 mi |
| 1993 Legacy | 15.9 gal | 445 mi |
| 1992 Legacy | 15.9 gal | 429 mi |
| 1991 Legacy | 15.9–18.9 gal | 454 mi |
| 1990 Legacy | 14.8–15.9 gal | 413 mi |
At 15.9 gallons, the Legacy's largest tank ranks third of the six 1992 sedans compared here. The Nissan Stanza carries the most (16.4 gal) and the Chevrolet Corsica the least (15.6 gal).
| 1992 model | Tank | Longest highway range |
|---|---|---|
| Nissan Stanza | 16.4 gal | 426 mi |
| Mitsubishi Galant | 15.9–16.4 gal | 445 mi |
| Subaru Legacy | 15.9 gal | 429 mi |
| Mercury Topaz | 15.9 gal | 477 mi |
| Ford Tempo | 15.9 gal | 477 mi |
| Chevrolet Corsica | 15.6 gal | 484 mi |
Other 1992 sedans of a similar size, one model per brand.
NHTSA lists 1 fuel-system recall for the 1992 Subaru Legacy, out of 2 recalls in total. A recall applies only to the vehicles named in it, so check your VIN.
A misalignment of the rear seat cushion latching bracket reinforcement plate to the floor required a machine tap to clear the opening for a mounting bolt. The top of the fuel tank may have been punctured when the tap was used.
Risk: The puncture in the top of the fuel tank could cause fuelto leak, which could result in a vehicle fire when leaks occur near a source ofignition.
Remedy: Inspect the fuel tanks; replace them if they are punctured.
The 1992 Subaru Legacy holds 15.9 gallons (60 liters) on every trim we list.
The 1992 Subaru Legacy tank holds 60 liters, or 15.9 gallons in US gallons.
No. AWD and FWD versions of the 1992 Subaru Legacy use the same 15.9 gal tank.
About 350–429 miles on the highway and 254–318 miles in town, going from full to empty at its EPA ratings. Expect less in practice, since nobody runs the tank dry.
About 95 highway miles or 72 in town from the 15.9-gallon tank, which has roughly 4.0 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
Drivers who log their fill-ups at fueleconomy.gov average 24.9 MPG in the 1992 Subaru Legacy (6 drivers), which works out to about 396 miles on a full 15.9-gallon tank.
Regular unleaded. The label inside the fuel door confirms it for your car.
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 15.9-gallon tank from empty costs $67.89. It ranges from $58.83 in the Gulf Coast to $93.65 in California.
About 99 pounds for the 15.9-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
No. The 1992 Nissan Stanza holds up to 16.4 gallons; the 1992 Subaru Legacy holds up to 15.9.
Yes. NHTSA lists 1 fuel-system recall for the 1992 Subaru Legacy: 92V044000 (storage · tank assembly). Check your VIN at nhtsa.gov/recalls to see if your car is affected.
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.