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Cooling system: checking seal > < Coolant pump: Removing and installing

Leon Mk2

Radiator fanV7 and Right radiator fanV35: checking
Radiator fan -V7- and Right radiator fan -V35-: checking
Special tools and workshop equipment required
   
t  Measuring tool set -VAG 1594C-.
t  Current flow diagrams, electrical fault finding and fitting locations.
Test requirements
  W00-10008
l  Basic fuses should present no problems.
l  Radiator fan thermo-switch -F18-, OK.
Test sequence
  E19-0051
–  Pull 3 pin connector off radiator fan thermo switch -F18-.
–  Bridge contact -1- and contact -2-of connector with cables of measuring tool set -VAG 1594C-. The Radiator fan -V7-and the Right hand radiator fan -V35- should start at speed 1.
–  Switch on ignition.
–  Bridge contact -1- and contact -3-of connector with cables of measuring tool set -VAG 1594C-.
The Radiator fan -V7-and the Right hand radiator fan -V35- should start at speed 2.
If fan 1st or 2nd speeds do not run:
–  Use current flow diagram to locate and eliminate open circuit in wiring → Current flow diagrams, Electrical fault finding and Fitting locations.
If no wiring fault is detected:
–  Replace the Radiator fan -V7- or theRight-hand radiator fan -V35-.
  E19-0052

Cooling system: checking seal > < Coolant pump: Removing and installing