6577475271 6577475147 Siemens MSD81.X map pack – BMW 1 Series 3.0 306hp
6577475271SW6577475147CAL0044CC0IJC0SIFN1SThis pack holds 48 maps of this exact software version, each with its X/Y axes and factor — ready to import into WinOLS. The full list is below.
BMW 1 Series 3.0 306hp · Siemens MSD81.X
More packs: BMW 1 Series · Siemens MSD81.X
All 48 maps
The percentage beside a name: the share of the 10 Siemens MSD81.X packs that name it too.
Variable Valve Timing (VVT) 13 maps
- Exhaust - Catalyst protection4 maps · 80%
- Exhaust - Low speed2 maps · 80%
- Intake - Low speed3 maps · 80%
- Exhaust - High speed2 maps · 70%
- Intake - High speed2 maps · 70%
Spark Advance 10 maps
- Spark Advance at full load2 maps · 100%
- Spark Advance base map4 maps · 100%
- Optimal Spark Advance4 maps · 90%
Air Control 6 maps
- Airflow mass through throttle valve90%
- Requested engine load4 maps · 90%
- Throttle valve - operating angle90%
Limiters 6 maps
- RPM Limiter6 maps · 90%
Turbo System 5 maps
- Limiter of Turbo pressure3 maps · 90%
- Wastegate Duty Cycle80%
- Correction of steady turbo pressure f(IAT)60%
Engine Torque 4 maps
- Limiter of Maximum torque90%
- Optimal engine torque3 maps · 90%
Injection System 3 maps
- Injection base map100%
- Lambda for component protection2 maps · 70%
Rail 1 map
- Rail pressure70%
How this pack differs from other Siemens MSD81.X packs
Named by at least half of them, but not by this pack:
- Maximum speed of vehicle 70%
48 maps against the Siemens MSD81.X median
The 10 Siemens MSD81.X packs name 28 to 103 maps, median 51; 20% of them name fewer than this one.
| Category | This pack | Median pack |
|---|---|---|
| Variable Valve Timing (VVT) | 13 | 13 |
| Spark Advance | 10 | 10 |
| Air Control | 6 | 6 |
| Limiters | 6 | 7 |
| Turbo System | 5 | 5 |
| Engine Torque | 4 | 5 |
| Injection System | 3 | 3 |
| Rail | 1 | 1 |
Other SW versions on HW 6577475271
2 SW versions sit on this HW in the archive, 15 files in all: BMW X Series (7), BMW 1 Series (5), BMW Z Series (2). The last column shows which have a map pack.
| SW | Listed for | Map pack |
|---|---|---|
| 6577475153 | BMW 1 Series 3.0 306hp N54B30 · Siemens MSD81 | none listed |
Map definitions only — no tuned values; the pack fits this software version only. Original read only (no full backup or EEPROM). A digital file: all sales are final — no refunds.