Renault Magnum engine. Manual - part 172
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Group 1 - Earths and negative power supplies
Polarity N°
Designation
1
Vehicle general earth
11
Microphone (- signal)
12
Gearbox neutral position sensor information
13
Engine water circuit by-pass solenoid valve control
14
AdBlue heating resistor control (in circuit from tank to pump module)
15
AdBlue heating resistor control (in circuit from pump module to dosing solenoid valve)
16
AdBlue heating resistor control (in circuit from dosing solenoid valve to pump module)
17
AdBlue heating resistor control (in circuit from pump module to tank)
18
12 Volts socket earth (multi-pass cab option)
19
AdBlue heating resistor control (in filter, on pump)
101
Humidity sensor power supply (-)
104
Two-tone horn power supply (-)
106
Assistance control information
119
"Front door open" position sensor information for lighting
(overhead light, stepwell light, locker lights, ambient lighting...)
123
Clutch pedal position sensor information
124
12 volts power socket earth
130
Overhead lights lighting earth (after master switch)
131
Communication bus between gear selector and ECU (- signal)
132
Communication bus between gear selector and ECU (+ signal)
141
Tachograph speed sensor information
142
Tachograph speed sensor information
144
Voltage converter earth for CB power supply
147
Master switch coil control
148
Master switch control
151
Available power supply (rear compartment open warning light)
152
Overhead lights earth
155
Voltage converter earth for radiotelephone power supply
156
Transfer box "low speed" information
157
Front wheels diff lock information
158
Transfer box PTO engaged information
159
Transfer box diff lock information