BMW M52TU MS42 EMU BLACK PNPECU Wiki V5

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PNPECU EMU Black M52tu MS42 solution

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This page refers to version 5 PNPECU M52TU VANOS solution only. Make sure to check the adapter tag for your version.

16/7/2024 - Version 5 is latest.

PNPECU has developed the M52tu solution to satisfy customer requests to allow the M52tu engine to be fully controlled

Adapter extra connector information

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See bottom of this page for the pinouts of these auxiliary connectors

• 18 pin Auxiliary connector part numbers
  • Connector - https://www.te.com/usa-en/product-1355348-1.html
  • Cover - https://www.te.com/usa-en/product-1-1355350-1.html
  • Terminals - https://www.te.com/usa-en/product-5-963716-1.html

X6000-1 and X6000-5 terminals for spare functions (12V, GROUND, CANBUS HUB)
  • Terminals - https://www.te.com/usa-en/product-964284-2.html

M52tu OEM Sensors Usage

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• OEM Lambda sensors are not used
• MAF sensor is not used
• TPS2 sensor is not used
• "Pedal" sensors are not used


• Camshaft signals - used as OEM
• Coolant temperature - used as OEM
• TPS1 sensor - used as OEM
• Vehicle Speed Sensor Rear Right - used for vehicle speed
• Knock sensors - used as OEM
• Radiator temp sensor - used as OEM
• Oil temp sensor - used as OEM
• Brake switch - used as OEM
• Clutch switch - used as OEM

M52 OEM Actuator Usage

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• Throttle body motor not wired
• EVAP Solenoid - not used

• Ignition coil wiring - used as OEM
• Tachometer signal - used as OEM
• Fuel pump relay - used as OEM
• Idle control valve - used as OEM
• Vanos solenoids - used as OEM
• AC Compressor relay - used as OEM
• DISA valve

CAN BUS Compatibility

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The E46 the M52tu originally came in did communicate with the rest of the vehicle via CAN BUS. EMU Black has near complete CANBUS support for E46 and similar platforms

Options at ordering

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Not everyone is going to need or want the same thing with their ECU conversion.

ECU Model
• Black - 4 Analog inputs are spare, 2 Digital inputs are spare, 1 Low side output is spare.



EGT Sensor
This is a selectable option so that the webstore doesn´t incorrectly calculate shipping cost

• Single is for when you are planning to monitor pre turbine inlet temperature
• Dual is for when you are planning to monitor pre turbine inlet temperature on a twin setup or each side of the engine

Injector
This is a selectable option so that the webstore doesn´t incorrectly calculate shipping cost

EMU Black adapter pinout information

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Below is the pin functions of the M52tu V5 adapter.

EMU Black Connector 1 - 39pin - GREY

Pin number	Function	Information
1	IGN 5
2	EGT 1+
3	KNOCK 1
4	ANALOG 2
5	COOLANT TEMP SENSOR
6	WBO2 VS
7	CAMSYNC 2
8	PRIMARY TRIGGER
9	FLEX FUEL
10	SWITCH 1	CLUTCH SWITCH
11	RS232TXD
12	CAN H
13	BATTERY 12V
14	IGN 4
15	EGT2+
16	KNOCK 2
17	ANALOG 3
18	TPS-IN
19	WBO IP
20	VSS
21	CAMSYNC 1
22	WBO RCAL
23	SWITCH 2	BRAKE LIGHT
24	RS232RXD
25	CAN LOW
26	5V SUPPLY
27	PWR GND
28	ECU GND
29	Sensor GND
30	ANALOG 4	ENGINE OIL TEMP
31	ANALOG 1	SPARE AUX 18/11
32	AIR TEMP SENSOR
33	WBO2 VGND
34	5V SUPPLY
35	ANALOG 5	Spare AUX 18/7
36	SWITCH 3	Spare AUX 18/10
37	ANALOG 6
38	SENSOR GND
39	SENSOR GND

EMU Black Connector 2 - 24pin - BLACK

Pin number	Function	Information
1	IGN 6
2	H-BRIDGE 1+	IAC OPEN
3	H-BRIDGE 2+	VANOS INTAKE SOLENOID
4	AUX 6	E-FAN PWM
5	AUX 3	ELECTRONIC THERMOSTAT
6	INJ 4
7	INJ 1
8	IGN 1
9	IGN 3
10	H-BRIDGE 1-	IAC CLOSE
11	H-BRIDGE 2-	VANOS EXHAUST SOLENOID
12	AUX 5	SPARE AUX 18/8
13	AUX 2	AC COMPRESSOR RELAY
14	INJ 5
15	INJ 2
16	IGN 2
17	PWR GND
18	IGN 12
19	WBO HEATER
20	AUX 4	DISA
21	AUX 1	FUEL PUMP RELAY
22	INJ 6
23	INJ 3
24	PWR GND

Auxiliary connector - 18pin

Pin number	Function	Information
1	12V SUPPLY
2	5V SUPPLY
3	ANALOG GROUND
4	POWER GROUND
5	CAN HIGH
6	CAN LOW
7	ANALOG 5
8	AUX 5
9	FLEX FUEL
10	SWITCH 3
11	ANALOG 1
12	ANALOG 2
13	ANALOG 3
14	N/A
15	N/A
16	N/A
17	N/A
18	N/A

Adapter ECU side connector X6000

Pin number	Function	Information
X6001-1	SWITCHED 12V
X6001-2	SWITCHED 12V
X6001-3	SWITCHED 12V
X6001-4	SWITCHED 12V	SPARE FROM MAIN RELAY
X6001-5	SWITCHED 12V	SPARE FROM MAIN RELAY
X6001-6	POWER GROUND
X6001-7	POWER GROUND
X6001-8	POWER GROUND
X6001-9	POWER GROUND
X6002-1	INJECTOR 1
X6002-2	INJECTOR 2
X6002-3	INJECTOR 3
X6002-4	INJECTOR 4
X6002-5	INJECTOR 5
X6002-6	INJECTOR 6
X6002-13	IGNITION 1
X6002-14	IGNITION 2
X6002-15	IGNITION 3
X6002-16	IGNITION 4
X6002-17	IGNITION 5
X6002-18	IGNITION 6
X6003-1	COOLANT TEMP SENSOR
X6003-2	AIR TEMP SENSOR
X6003-4	TPS
X6003-7	CRANK +
X6003-8	CRANK -
X6003-9	EOT	ENGINE OIL TEMP
X6003-12	CAN High	FROM ECU
X6003-13	CAN High	Spare CANBUS connection
X6003-14	CAM SYNC
X6003-16	CAM EXHAUST
X6003-18	RADIATOR TEMP
X6003-25	CAN Low	FROM ECU
X6003-26	CAN Low	Spare CANBUS connection
X6003-28	KNOCK 1	CYLINDERS 1-3
X6003-29	KNOCK 2	CYLINDERS 4-6
X6003-40	VSS
X6003-41	BRAKE SWITCH
X6003-41	CLUTCH SWITCH
X6003-43	KNOCK GROUND
X6004-1	VANOS INTAKE SOLENOID
X6004-5	VANOS EXHAUST SOLENOID
X6004-9	E-STAT
X6004-10	E-FAN PWM
X6004-12	ICV OPEN
X6004-22	ICV CLOSE
X6004-25	FUEL PUMP RELAY
X6004-26	AC COMPRESSOR RELAY
X6004-27	5V SUPPLY	FROM ECU
X6004-28	5V SUPPLY	SPARE
X6004-29	5V SUPPLY	SPARE
X6004-30	5V SUPPLY	SPARE
X6004-31	DISA VALVE
X6004-37	ANALOG GROUND	ECU 39/29
X6004-38	ANALOG GROUND	KNOCK GROUND
X6004-39	ANALOG GROUND	SPARE
X6004-40	ANALOG GROUND	SPARE
X6005-1	12V SWITCHED	TO AUX 18/1
X6005-2	12V SWITCHED	SPARE
X6005-3	N/A
X6005-4	PWR GND	TO AUX 18/4
X6005-5	CAN HIGH	TO AUX 18/5
X6005-6	CAN HIGH	Spare CANBUS connection
X6005-7	PWR GND
X6005-8	CAN LOW	TO AUX 18/6
X6005-9	CAN LOW	Spare CANBUS connection

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Last change 16.07.2024, 13:31:55