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Fig 1 - MaxxECU Plugin kit consist of the following parts:1. MaxxECU CMC connector2. Audi vehicle harness adapter.3.16-pin extra connector. 4. 3-pin connector for extra 0-5v sensor (ex. pressure sensor).
4.
3.
2. 1.
2016-01-28
MaxxECU Plugin - Engine SpecificsAudi A4 (AEB)
Maxxtuning AB - www.maxxtuning.eu - [email protected]
ECU installation• Stock Engine Control Unit (ECU) on this vehicle is mounted in engine bay on the left side.• Disconnect the stock ECU from vehicle harness connector.• Install MaxxECU harness into vehicle harness connector.• Install included MAP-sensor into engine manifold with included hose kit.
Dynotuning Engine Management Motorsport 2
1 2 3 4 5 6 7 8
9 10 11 12 13 14 15 16
G1
G2
F2
F1
J1
J2
J3
J4
K3
K4
H1
E3
F3
F4
G3
G4
D1
H3
H4
H2
M4
L4
E2
E1
A2
A3
B2
B3
C2
C3
D2
D3
K1
K2
M1
M2
M3
L3
L2
L1
B4
C4
D4
E4
A1
B1
C1
A4
MaxxECU REV5+2014-02-05
86
87
85
30
AIR TEMP SENSOR, (F2)
5V SENSOR SUPPLY, (G1)
THROTTLE SENSOR, (G2)
COOLANT SENSOR, (F1)
ANALOG IN 1, TEMP, (J1)
ANALOG IN 2, TEMP, (J2)
ANALOG IN 3, 0-5V, (J3)
ANALOG IN 4, 0-5V, (J4)
DIGITAL IN 1, (K3)
DIGITAL IN 2, (K4)
SENSOR GND
IGNITION CYL 1, (A2)
CAN L
CAN H
IGNITION CYL 2, (A3)
IGNITION CYL 3, (B2)
IGNITION CYL 4, (B3)
IGNITION CYL 5, (C2)
IGNITION CYL 6, (C3)
IGNITION CYL 7, (D2)
IGNITION CYL 8, (D3)
INJECTOR CYL 1, (K1)
INJECTOR CYL 2, (K2)
INJECTOR CYL 3, (M1)
INJECTOR CYL 4, (M2)
INJECTOR CYL 5, (M3)
INJECTOR CYL 6, (L3)
INJECTOR CYL 7, (L2)
INJECTOR CYL 8, (L1)
GP OUT 1, (B4)
GP OUT 2, (C4)
GP OUT 3, (D4)
GP OUT 4, (E4)
GP OUT 5, (A1)
GP OUT 6, (B1)
GP OUT 7, (C1)
TACH/GP OUT 8, (A4)
WBO2 HTR PIN 4, (D1)
SHIELD GND
WBO2 COM
WBO2 VS/02 IN
WBO2 IP
WBO2 RCAL
TRIGGER, (H3)
HOME/CAM, (H4)
VR GND, (H2)
12V ECU, (M4)
ENGINE GROUND, (L4)
12V ECU, (C)
12V IGNITION, (D)
12V INJECTORS
12V GP OUT
12V LAMBDA (PIN3)
Ignition coil 1
Ignition coil 2
Ignition coil 3
Ignition coil 4
Ignition coil 5
Ignition coil 6
Ignition coil 7
Ignition coil 8
+12v power supply for ignition coils
Injector 1
Injector 2
Injector 3
Injector 4
Injector 5
Injector 6
Injector 7
Injector 8
Extra output 1
Extra output 2
Extra output 3
Extra output 4
Extra output 5 / fuelpump
Extra output 6 / fan
Extra output 7
Tachmometer / extra output 8
blue
blue
blue
blue
blue
blue
blue
blue
grey
grey
grey
grey
grey
grey
grey
grey
green
green
green
green
green
green
green
green
+12v for extra outputs
red
Options for connecting ignition coils
External ignition module
+12V
from ECU IGN in
gnd
out
earthed in cylinderhead”dumb” ignition coil
noise filterTo be placed near the coil
grey
pink
CAN-bus
Ignition coils with built-in amplifier
from ECU IGN
+12V
ingnd+
”smart” tändspole
to be placed near coil
earthed in cylinderhead
störfilter
+12V
from ECU GPO
Extra output wiring
consumption (max 1.5A)
red
red
black
black
black
black
black
black
black
black
black
brown
+ut
-Throttle sensor (TPS)
Intake ir temperature sensor (IAT)
Coolant temperature sensor(CLT)
Extra temperature sensor
Extra 0-5v sensor input
Extra 0-5v sensor input
Digital input 1
Digital input 2
Sensor GND
Extra temperature sensor
black / white
Wideband lambda sensor
Crank sensor
Home sensor
yellow
brown
white
green
green
white
white
brown
shield
GND (engine cylinder)
12-pol connector
extra
brown
extra
extraextraextraextraextraextraextra
Available pins in connectoruses as needed.
Small pin = max 15ABig pin = max 25A
+1
2V
from
pow
er s
witc
h or
rel
ay
15A (ECU)
15A (Ignition)
redWideband lambda (internal controller)
Use ONLY includedBosch #0 258 007 057
Wideband lambda(external controller)
External wideband controllers (AEM, Innovate etc) should be con-nected to a 0-5v input and should be configured as ”Lambdasensor” in MTune.
Wiring alternative for crank / home signal
Opto/hall (digital)
VR-sensor (analog)
* = +5V or +12V depending on sensor type.
whitebrown
+output
gnd
+
-
white
brown
Notes:Cables shields should only be grounded through the ECU.Text in blue is the cable markings.
Wiring alternative for wideband lambda sensor
TRIGGER (grey
HOME/CAM (grey/black)
WBO2 (grey)
Injector wiring
+12Vfrom ECU INJ
Injectors are not polarity sensitive, but direct them all the the same way.
Digital input wiring
GND
switch
DINx to ECU
Relay wirings
+12V
from ECU GPO
Fuse!
Fan / pump etc.
shield
LSU
con
nect
or s
een
from
th
e ca
ble
side
white
yellow
WBO2 HTR PIN4, (D1) (green)
12V LAMBDA (PIN 3) (red
green
brown
Extra inputs.GPO 7 (can be used as digital input), flexfuel sensor, switch.DIN 2, flexfuel sensor, switch.AIN 1, switch, temp.AIN 3, 0-5V input.AIN 4, 0-5V input. Extra 3-pin connector (4).
Extra outputs.Offers extra outputs for flexible control like boost control, fan control.GPO 5, GPO 4, GPO 7(if not used as digital input) (GND switched outputs).
Fig 3 - 3-pin Superseal connector.1: Signal GND.2: AIN 4 (0-5V) input.3: +5V from ECU.
9: Wideband.10: Wideband.11: Wideband.12: +12V (output).13: GND.14: AIN 115: AIN 2 (input)16: AIN 3 (0-5V) (input).
1: Wideband.2: Wideband.3: Wideband.4: Wideband.5: GPO 5 (output)6: GPO 7 (in / output)7: DIN 2 (input)8: GPO 4 (output)
16-pin connector
Fig 2 - Extra connector (3) seen from cable side.
Plugin TriggerUsing stock triggers on crank and cam.
NotesMaxxECU has some built in output test and diagnostics, see Diagnostics ---> Output test to test certain outputs. This will only work if fuel pump is set to ”Always active” since fuel pump relay is also powering injectors and ignition.