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Function diagram 1.8-ltr. 5V turbo engine AEB
Colour code
Input signal
Output signal
Positive
Negative
Components
F96 Altitude sender
G6 Fuel pump
G28 Engine speed sender
G39 Lambda probe
G40 Hall sender
G61 Knock sensor I
G62 Coolant temperature sender
G66 Knock sensor II
G70 Air mass meter
G72 Intake manifold temperature sender
J17 Fuel pump relay
J220 Control unit for Motronic
J338 Throttle valve control unit
N Ignition coil
N30 Injection valve, cylinder 1
N31 Injection valve, cylinder 2
N32 Injection valve, cylinder 3
N33 Injection valve, cylinder 4
N75 Charge pressure limitation solenoid valve
N80 Activated charcoal system solenoid valve
N122 Output stage
N128 Ignition coil 2
N158 Ignition coil 3
N163 Ignition coil 4
S Fuse
Additional signals
Pin 5 Actual engine torque (out)
Pin 6 Speed signal (out)
Pin 7 Throttle valve potentiometer
signal (out)
Pin 8 Air-conditioner compressor signal
(in + out)
Pin 18 Fuel consumption signal (out)
Pin 20 Road speed signal (in)
Pin 22 Gear engaged signal for automatic
gearbox (in)
Pin 23 Auto. gearbox CU retard signal to engine
CU (in)
Pin 49 Upshift/downshift signal for
automatic gearbox (in)
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