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Motronic control unit, current relay, coolant pump for VR6 engine (VW Golf 3)

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  • Motronic control unit, current relay, coolant pump for VR6 engine
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Figure 29. Motronic control unit, current relay, coolant pump for VR6 engine

Figure 29. Motronic control unit, current relay, coolant pump for VR6 engine
  • F87 - thermal switch for fan inertia
  • G2 - coolant temperature sensor
  • G3 - long-range thermometer
  • G5 - tachometer
  • J138 - Fan Inertia Control Device
  • J220 - "Motronic" control unit
  • J252 - Oil pressure and coolant warning indicator control unit
  • J27 - continuous circulation cooling system blocking diode, above the relay box
  • J271 - Current relay for installation "Monotronic"
  • N80 - valve with control by means of a retracting magnet, for a container with activated carbon
  • T1p - single plug, behind the relay box
  • T1s - single plug, behind the relay box
  • N3 - triple plug, near the battery
  • T5 - 5-pole plug, above the relay box
  • T28 - 28-pin plug, to cylinder head, left
  • T28 - 28-pin plug, to removable instrument cluster
  • V51 - coolant circulation pump

Connection points with the body (in circle):
  • 15 - ground point, to the cylinder head
  • 137 - connection of "mass" (output stage). in the injection device cable
  • 138 - connection of "mass" (electronics), in the injection device cable
  • 182 - ground connection 1, in the injection device cable
  • C11 - connection in the cooling fan cable
  • E7 - positive connection (87a), in the injection device cable

* Only with automatic transmission



Cable color designations:
  • ws - white
  • sw - black
  • ro - red
  • br - brown
  • gn - green
  • gr - gray
  • li - purple
  • ge - yellow
  • bl - blue

List of fuses:
  • 30A - green color
  • 25A - white
  • 20A - yellow
  • 15A - blue
  • 10A - red

This article is available at russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian
The text has been checked: Medvedeva Elena

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Previous articles
Monotronic control unit, injection valve, air quantity sensor with VR6 engine
Motronic control unit, engine speed sensor, throttle potentiometer
Monotronic control unit, lambda probe and ignition system with VR6 engine
Generator, starter, ignition switch if there is a VR6 engine
Tachometer sensor, oil pressure switch if VR6 engine is present
Coolant shortage detection device and oil pressure monitoring
Next articles


Similar articles from other manuals for VW cars:
Motronic Engine, Air Flow Meter, Fuel Pump Relay Passat B5 (1996-2005)
Mono-Motronic system control unit, ignition system (since… Polo 3 (1995-2003)
Removal and installation of the engine control unit (petrol… Touareg 1 (2002-2006)
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Fuel injection and ignition control system for the AGL engine… LT 2D (1996-2003)
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