ECU Maps

The following information comes from : [1]

Aston Martin v12 GT3 & Aston Martin v8 GT3 (EVO)

Level	Description
Dry Maps
1	Fastest high fuel consumption
2	A bit slower, normal fuel consumption, aggressive throttle map
3	A bit slower, normal fuel consumption progressive throttle map
4	Slowest, less fuel consumption, progressive throttle map
Wet Maps
5	Similar to dry 2 & 3 map, normal fuel consumption with slightly progressive throttle map
6	A bit slower, less fuel consumption and progressive wet throttle map
7	Identical to 6 with more progressive throttle map
Pace Car Map
8	Very slow map and low consumption for Pace Car situations

Audi R8 GT3 & Audi R8 GT3 EVO

Level	Description
Dry Maps
1	Fastest high fuel consumption
2 & 3	A bit slower, normal fuel consumption 2 different throttle maps
4	Slowest, less fuel consumption, same throttle map as level 3
Wet Maps
5	Fast map, normal fuel consumption with slightly wet throttle map
6 & 7	A bit slower map with less fuel consumption and 2 different wet throttle maps
Pace Car Map
8	Very slow map and low consumption for Pace Car situations

Bentley 2016 & Bentley 2018

Level	Description
Dry Maps
1	Fastest high fuel consumption
2 & 3	A bit slower, normal fuel consumption 2 different throttle maps
4	Slowest, less fuel consumption, same throttle map as level 3
Wet Maps
5	Fast map, normal fuel consumption with slightly wet throttle map
6 & 7	A bit slower map with less fuel consumption and 2 different wet throttle maps
Pace Car Map
8	Very slow map and low consumption for Pace Car situations

BMW M6

Level	Description
Dry Maps
1	Fastest very high fuel consumption, aggressive throttle map
2 & 3	A bit slower, normal fuel consumption, 1 linear throttle map, 1 gradual throttle map
4	Reserve engineers map, don't use. Very low power
Pace Car Map
5	Very slow map and low consumption for Pace Car situations
Wet Maps
6	Fastest high fuel consumption, wet throttle map
7 & 8	A bit slower, normal fuel consumption, 2 different wet throttle map

Ferrari 488 GT3

Level	Description
Dry Maps
1	Fastest normal fuel consumption
2	A bit slower, less fuel consumption
3	A bit slower, normal fuel consumption
4	Slowest, lowest fuel consumption
Wet Maps
5	Fastest normal fuel consumption, wet throttle map (less linear more gradual)
6	A bit slower, less fuel consumption, wet throttle map (less linear more gradual)
7	A bit slower, normal fuel consumption, wet throttle map (less linear more gradual)
8	Slowest, lowest fuel consumption, wet throttle map (less linear more gradual)
Pace Car Maps
9 -> 12	Reserved and Pace Car levels. Very low power maps and low consumption for Pace Car situations

Ferrari 488 GT3 EVO

Level	Description
Dry Maps
1	Fastest extremely aggressive throttle and power delivery, high fuel consumption
2	A hint slower, still very aggressive throttle and high fuel consumption
3	Normal, aggressive throttle and normal fuel consumption
4	Normal, moderately aggressive throttle slightly less consumption
5	Normal, almost linear throttle, slightly less consumption
Wet Maps
6	A bit slower, less fuel consumption, wet throttle map (less linear more gradual)
7	A bit slower, normal fuel consumption, wet throttle map (less linear more gradual)
8	Slowest, lowest fuel consumption, wet throttle map (less linear more gradual)
Pace Car Maps
9 -> 12	Reserved and Pace Car levels. Very low power maps and low consumption for Pace Car situations

Honda NSX GT3 & Honda NSX GT3 EVO

Level	Description
Dry Maps
1	Full power, progressive throttle map
2	Full power, linear throttle map
3	Full power, aggressive throttle map
4	Full power, very aggressive throttle map
Wet Maps
5	Full power, progressive throttle map
6	Full power, more progressive throttle map
7	Less power and consumption, progressive throttle map
Pace Car Map
8	Very slow map and low consumption for Pace Car situations

Lamborghini Gallardo REX

Level	Description
1	Fastest high fuel consumption
2	A bit slower, normal fuel consumption aggressive throttle map
3	Identical to 2, progressive throttle map
4	Slowest, less fuel consumption, same throttle map as level 3

Lamborghini Huracan GT3 & Lamborghini Huracan GT3 EVO

Level	Description
Dry Maps
1	Fastest high fuel consumption
2 & 3	A bit slower, normal fuel consumption 2 different throttle maps
4	Slowest, less fuel consumption, same throttle map as level 3
Wet Maps
5	Fast map, normal fuel consumption with slightly wet throttle map
6 & 7	A bit slower map with less fuel consumption and 2 different wet throttle maps
Pace Car Map
8	Very slow map and low consumption for Pace Car situations

Jaguar

Level	Description
Dry Maps
1	Fastest very high fuel consumption, linear throttle map
2	A bit slower, normal fuel consumption, linear throttle map
3	Slower, less fuel consumption, linear throttle map
Wet Maps
4	Fastest very high fuel consumption, wet gradual throttle map
5	A bit slower, normal fuel consumption, wet gradual throttle map
6	Slower, less fuel consumption, wet gradual throttle map

Nissan GT-R GT3 2016 & 2018

Level	Description
Dry Maps
1	Fastest high fuel consumption, linear throttle map
2	A bit slower, normal fuel consumption, linear throttle map
3	Slower, less fuel consumption, linear throttle map
4	Fuel saving, linear throttle map

Lexus RC F GT3

Level	Description
Dry Maps
1	Fastest high fuel consumption, linear throttle map
2	Identical to 1, aggressive throttle map
3	Identical to 1, progressive throttle map
Wet Map
4	Fuel saving, wet throttle map
Pace Car Map
5	Very slow map and low consumption for Pace Car situations

Mclaren 650S GT3

Level	Description
Dry Maps
1	Fastest normal fuel consumption
2	A bit slower, less fuel consumption
3	A bit slower, normal fuel consumption
4	Slowest, lowest fuel consumption
Wet Maps
5	Fastest normal fuel consumption, wet throttle map
6	A bit slower, less fuel consumption, wet throttle map
7	A bit slower, normal fuel consumption, wet throttle map
8	Slowest, lowest fuel consumption, wet throttle map
Pace Car Map
9	Reserved and Pace Car levels. Very low power maps and low consumption for Pace Car situations

Mclaren 720S GT3

Level	Description
Dry Maps
1	Qualifying fastest, aggressive throttle map, high fuel consumption
2	Race1 a bit slower, linear throttle, normal fuel consumption,
3	Race2 a bit slower, progressive throttle map, a bit less fuel consumption
4	Race 1 Fuel save map, less power, linear throttle map, low fuel consumption
5	Race 2 Fuel save map, even less power, linear throttle map, even lower fuel consumption
6	Race 3 Fuel save map, lowest power, linear throttle map, lowest fuel consumption
7	High Temp very low power and very high consumption, to cool off engine for emergency situations
Damp Maps
8	Damp Qualifying, progressive throttle map, high fuel consumption
9	Damp Race Fuel save map, less power, progressive throttle map, low fuel consumption
Wet Car Map
10	Wet Qualifying, wet throttle map, high fuel consumption
11	Wet Race1 a bit slower, wet throttle map, normal fuel consumption
12	Wet Race2 a bit slower, wet throttle map, normal fuel consumption

Mercedes AMG GT3 and AMG GT3 2020

Level	Description
1	Fastest high fuel consumption, linear throttle map
2	A bit slower normal fuel consumption, linear throttle map
3	Slow, low fuel consumption, linear throttle map

Porsche 991 GT3-R & Porsche 991ii GT3-R (EVO)

Level	Description
1	Normal power & consumption least progressive throttle map
2	Normal power & consumption progressive throttle map
3	Normal power & consumption aggressive throttle map
4	Normal power & consumption linear throttle map (Editor's note : Commonly used for Wet)
5	Qual power, high consumption, least progressive throttle map
6	Qual power, high consumption, progressive throttle map
7	Qual power, high consumption, aggressive throttle map
8	Qual power, high consumption, linear throttle map (Editor's note : Commonly used for Dry)
9	Low power, low consumption, progressive throttle map
Pace Car Map
10	Very slow map and low consumption for Pace Car situations