seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

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Checking overheating sensor G189 > < Removing glow plug for heater Q9

Leon Mk2

Checking flame monitorG64
Checking flame monitor -G64-
–  Remove heater unit -B4W- or -D4W-.
–  Remove heater control unit -J162-.
–  Pull connector housing off control unit.
   
–  Measure resistance between chamber 13 and chamber 14 at brown and blue cable:
R = resistance in Ω
t = temperature in oC
–  Please measure resistance at prevailing temperature.
Evaluation:
t  Defective > 3040 Ω = open circuit
t  Defective < 780 Ω = short circuit
  N82-0066

Checking overheating sensor G189 > < Removing glow plug for heater Q9