
The MS 15.2 is an ECU for Diesel engines with up to 6 cylinders. It is developed for use with Piezo injectors from Bosch.
- Features
- Application
- Technical Specifications
- Communication
- Installation Notes
- Ordering Information
- Downloads
Features
- 6 injection output stages
- For Piezo injectors
- 60 data inputs
Application
Engines with the following numbers of cylinders are supported: | 3, 4, 5 ,6, < 3 on request |
Injector type | Piezo injectors |
Control strategy | Quantity based |
Injection timing | 2 pilot injections 1 main injection 1 post injection |
Turbo boost control | Single or Bi-Turbo |
Lambda measurement |
|
Traction control | Optional |
Gear cut for sequential gearbox | |
Speed limiter |
|
Optional function packages available | |
Interface to Bosch Data Logging System | |
Max. vibration | Vibration profile 1 (see Appendix or www.bosch-motorsport.com) |
Technical Specifications
Mechanical Data
Aluminum housing | |
4 connectors in motorsport technology with high pin density, 187 pins | |
Vibration damped circuit boards | |
8 housing fixation points | |
Size | 210 x 199 x 36 mm |
Protection Classification | IP67 to DIN 40050, Section 9, Issue 2008 |
Weight | 1,780 g |
Temperature range | -20 to 85°C |
Electrical Data
Power consumption w/o inj. | Approx. 5 W at 14 V |
Power consumption | Approx. 140 W at 14 V |
Inputs
2 inputs for thermocouple exhaust gas temperature sensors |
2 lambda interfaces LSU |
4 inputs for wheel speed sensors; basic design for inductive sensors |
4 inputs for turbo speed sensors; basic design for inductive sensors |
1 input for inductive crankshaft sensor |
1 input for Hall-effect camshaft sensor |
3 system inputs 0 to 5 V |
13 universal inputs 0 to 5 V, fixed pull-up |
27 universal inputs 0 to 5 V, switchable pull-up |
3 digital inputs |
Outputs
6 injection power stages |
| |
12 power stages (low side) |
| |
2 power stages for lambda heater | ||
2 H-bridges |
| |
2 sensor supplies 5 V/system use | ||
3 sensor supplies 5 V/300 mA |
| |
3 sensor supplies 10 V/100 mA |
|
Software Tools (free download)
Data Analysis tool WinDarab V7 |
System Configuration tool RaceCon 2.7.0.9 or later |
Optional Functionality
Traction control SW upgrade | F02U.V00.778-01 |
Chassis SW upgrade | F02U.V00.779-01 |
Two bank hydraulic control SW upgrade | F02U.V00.949-01 |
Environment (not included)
Programming interface MSA-Box II | F02U.V00.327-03 |
Data logger C 70 | F02U.V02.302-01 |
Display DDU 9 | F02U.V02.300-02 |
Mating Connectors (not included)
Mating Connector I AS616-35SA | F02U.000.467-01 |
Mating Connector II AS616-35SB | F02U.000.468-01 |
Mating Connector III AS616-35SC | F02U.000.469-01 |
Mating Connector IV AS612-35SD | F02U.000.445-01 |
Piezo Specific Functions
Voltage Control |
|
Rail pressure dependent precontrol of the voltage difference between cut off voltage and stationary actuator voltage. | |
Closed-loop voltage control, injector individual. | |
Voltage precontrol to improve dynamic behavior. | |
Discharging Time Control |
|
Voltage dependent precontrol of discharging current. | |
Closed-loop discharging time control, injector individual. | |
Discharging time precontrol to improve dynamic behavior. | |
IVA Injector Voltage Adjustment |
|
Determination of injector voltage demand at reference rail pressure during injector inspection in plant before IQA-measurement. | |
Injector assignment of voltage setpoint curves within the ECU according to injector’s IVA class. | |
Temperature Compensation |
|
Determination of the temperature dependent changes of voltage demand. | |
Definition of a temperature dependent correction factor. | |
Multiplicative correction of the voltage setpoint. |
Communication
3 CAN interfaces (dash, application, customer use) |
2 FireWire interfaces for external communication |
Installation Notes
Inspection services recommended after 110 h or 1 year, internal battery to be replaced during service. |
Depending on your experiences with calibration of ECUs we recommend calibration support from Bosch Motorsport. |
Please remember that the mating connectors and the programming interface MSA-Box II are not included and must be ordered separately. |
Ordering Information
Engine Control Unit MS 15.2
Order number: F01T.A20.023-03
Software Options
SW Upgrade Traction Control
Order number: F02U.V00.778-01
SW Upgrade Chassis
Order number: F02U.V00.779-01
SW Upgrade Two Bank Hydraulic Control
Order number: F02U.V00.949-01