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Fuel log graph
Efficiency log for: TDI - 2003 Volkswagen Jetta TDI
  • Lifetime Fuel Economy: 52.6 mpg (US), 4.5 L/100 km, 63.1 mpg (Imp)
  • 90-day Fuel Economy: 53.3 mpg (US), 4.4 L/100 km, 64 mpg (Imp)
  • 3-tank Fuel Economy: 53.7 mpg (US), 4.4 L/100 km, 64.5 mpg (Imp)
  • EPA Combined Rating / % over rating: 38 mpg (US) / 40.1% (based on 90-day fuel economy)
  • Total fills: 17
  • Average cost per gal/L: $2.65 per gal (US); $0.00 per L (price data entered for 17 fill/s)
  • Average cost per fill: $37.75
  • Average distance cost: $0.05 per mi. / $0.03 per km
  • Total fuel used: 241.89 gal (US), 915.6 L
  • Total distance traveled: 12711 mi. / 20456.4 km
  • Total cost: $641.77
  • Total fuel saved vs. EPA: 92.6 gal. (US) / 350.5 L
  • Total saved: $245.39 (based on avg. cost per gal./L)
  • Average tank distance: 747.7 mi. / 1203.3 km
Fill date Distance Fill amount Price Fuel Economy Details
2018-02-21 756.5 mi
1217.47 km
13.922 gal (US)
11.59 gal (Imp)
52.7 L
469.17 kWh
$2.779
($38.69 total for this fill)
54.34 mpg (US)
65.27 mpg (Imp)
4.33 L/100 km
1.84 gal (US)/100 mi
620.19 Wh/mi
I plan to go one more tank and then might retard the timing a little bit, it is hard to tell if it is the weather effecting mileage or the previous timing change I made. I am also on a very lean IQ setting, so I will attempt to get that within specs before moving the timing around again.
2018-02-11 754.9 mi
1214.89 km
14.664 gal (US)
12.21 gal (Imp)
55.51 L
494.18 kWh
$2.779
($40.75 total for this fill)
51.48 mpg (US)
61.83 mpg (Imp)
4.57 L/100 km
1.94 gal (US)/100 mi
654.63 Wh/mi
2 snow storms on this tank.
2018-02-04 767.1 mi
1234.53 km
13.857 gal (US)
11.54 gal (Imp)
52.45 L
466.98 kWh
$2.779
($38.51 total for this fill)
55.36 mpg (US)
66.47 mpg (Imp)
4.25 L/100 km
1.81 gal (US)/100 mi
608.76 Wh/mi
Adjusted timing to slightly advanced, still well within the timing chart per the Bentley manual.
2018-01-28 757.8 mi
1219.56 km
14 gal (US)
11.66 gal (Imp)
53 L
471.8 kWh
$2.779
($38.91 total for this fill)
54.13 mpg (US)
64.99 mpg (Imp)
4.35 L/100 km
1.85 gal (US)/100 mi
622.59 Wh/mi
2018-01-19 781.2 mi
1257.22 km
14.698 gal (US)
12.24 gal (Imp)
55.64 L
495.32 kWh
$2.599
($38.2 total for this fill)
53.15 mpg (US)
63.82 mpg (Imp)
4.43 L/100 km
1.88 gal (US)/100 mi
634.05 Wh/mi
2018-01-04 764.7 mi
1230.67 km
14.625 gal (US)
12.18 gal (Imp)
55.36 L
492.86 kWh
$2.899
($42.4 total for this fill)
52.29 mpg (US)
62.78 mpg (Imp)
4.5 L/100 km
1.91 gal (US)/100 mi
644.51 Wh/mi
2017-12-29 765.3 mi
1231.63 km
15.386 gal (US)
12.81 gal (Imp)
58.24 L
518.51 kWh
$2.599
($39.99 total for this fill)
49.74 mpg (US)
59.74 mpg (Imp)
4.73 L/100 km
2.01 gal (US)/100 mi
677.53 Wh/mi
400 miles of highway and the other was a mix of city/ some highway.
2017-12-18 769.8 mi
1238.87 km
13.926 gal (US)
11.6 gal (Imp)
52.72 L
469.31 kWh
$2.649
($36.89 total for this fill)
55.28 mpg (US)
66.36 mpg (Imp)
4.26 L/100 km
1.81 gal (US)/100 mi
609.65 Wh/mi
2017-12-11 755.3 mi
1215.54 km
14.171 gal (US)
11.8 gal (Imp)
53.64 L
477.56 kWh
$2.649
($37.54 total for this fill)
53.3 mpg (US)
64.01 mpg (Imp)
4.41 L/100 km
1.88 gal (US)/100 mi
632.28 Wh/mi
Avg. Temp down to 30 degrees, lots of 35+ mph headwind and snow tires.
2017-12-01 757.9 mi
1219.72 km
13.947 gal (US)
11.61 gal (Imp)
52.8 L
470.01 kWh
$2.649
($36.95 total for this fill)
54.34 mpg (US)
65.28 mpg (Imp)
4.33 L/100 km
1.84 gal (US)/100 mi
620.15 Wh/mi
2017-11-24 763.1 mi
1228.09 km
14.426 gal (US)
12.01 gal (Imp)
54.61 L
486.16 kWh
$2.649
($38.21 total for this fill)
52.9 mpg (US)
63.54 mpg (Imp)
4.45 L/100 km
1.89 gal (US)/100 mi
637.09 Wh/mi
Cleaned intake manifold, injectors rebuilt, timing belt, clutch.
2017-09-30 749.2 mi
1205.72 km
14.872 gal (US)
12.38 gal (Imp)
56.3 L
501.19 kWh
$2.409
($35.83 total for this fill)
50.38 mpg (US)
60.52 mpg (Imp)
4.67 L/100 km
1.99 gal (US)/100 mi
668.97 Wh/mi
2017-09-21 808.4 mi
1300.99 km
15.379 gal (US)
12.81 gal (Imp)
58.22 L
518.27 kWh
$2.599
($39.97 total for this fill)
52.57 mpg (US)
63.11 mpg (Imp)
4.48 L/100 km
1.9 gal (US)/100 mi
641.11 Wh/mi
Paid more attention to acceleration and coasting
2017-09-13 794.8 mi
1279.11 km
15.538 gal (US)
12.94 gal (Imp)
58.82 L
523.63 kWh
$2.659
($41.32 total for this fill)
51.15 mpg (US)
61.42 mpg (Imp)
4.6 L/100 km
1.95 gal (US)/100 mi
658.82 Wh/mi
2017-09-06 755.2 mi
1215.38 km
14.635 gal (US)
12.19 gal (Imp)
55.4 L
493.2 kWh
$2.599
($38.04 total for this fill)
51.6 mpg (US)
61.95 mpg (Imp)
4.56 L/100 km
1.94 gal (US)/100 mi
653.07 Wh/mi
Majority Highway, performed a diesel purge halfway through the tank.
2017-08-27 617.6 mi
993.93 km
11.982 gal (US)
9.98 gal (Imp)
45.36 L
403.79 kWh
$2.499
($29.94 total for this fill)
51.54 mpg (US)
61.88 mpg (Imp)
4.56 L/100 km
1.94 gal (US)/100 mi
653.81 Wh/mi
A little more city driving with addition of the skid plate/bellypan
2017-08-21 592.2 mi
953.05 km
11.858 gal (US)
9.87 gal (Imp)
44.89 L
399.61 kWh
$2.499
($29.63 total for this fill)
49.94 mpg (US)
60 mpg (Imp)
4.71 L/100 km
2 gal (US)/100 mi
674.79 Wh/mi
Completely stock filled up at 292,923 miles. Missing oem splash shield. Intake manifold almost completely filled with carbon/gunk.

View: spreadsheet friendly fuel log output (for copy/paste)


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