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Volkswagen Golf Service & Repair Manual: Removing and installing temperature sensor -G18- and overheating sensor -G189

Volkswagen Golf Service & Repair Manual / Auxiliary heater / Aux. heater/heater booster / Auxiliary heater / Removing and installing temperature sensor -G18- and overheating sensor -G189

Removing
   
–  Dismantling and assembling auxiliary heater → Chapter.
–  Remove bolt -1- (4 Nm) and remove retaining spring -2-.
–  Pull out temperature sensor -G18--3-and overheating sensor -G189--4- using long nose pliers.
Installing
Install in reverse order.
–  Renew seals.
–  Check sealing surfaces and clean if necessary.
–  Before inserting sensors, coat seals with coolant.
 

Removing and installing temperature sensor -G18- and overheating sensor -G189

–  When assembling, ensure that retaining spring is in proper position -2-.
  Note
Sensors cannot be renewed separately.
Specified torque
→ Chapter „Assembly overview - auxiliary heater attachments“
 

Removing and installing temperature sensor -G18- and overheating sensor -G189

Removing and installing glow plug with flame monitoring -Q8
Removing –  Dismantling and assembling auxiliary heater → Chapter.     ...

Connector pin assignment for auxiliary heater
1 -  6-pin connector Information on pin assignment can be found in the latest current flow diagram → Current flow diagrams, Electrical fau ...

Other materials:

Changing headlights over from driving on right to driving on left, LED headlights
If a right-hand drive vehicle is driven in a left-hand drive country, or vice versa, the headlights must be converted. This is necessary in order to avoid dazzling oncoming traffic with the asymmetric low beam headlights.   Note ...

Checking systems with an expansion valve and reservoir (with internally regulated air conditioner compressor)
  Note Connecting air conditioner service station → Chapter. Observe the test prerequisites → Chapter. –  Raise engine speed to 2,000 rpm. ...

Removing and installing memory block
Removing –  Move front seat to rearmost and highest position. –  Release backrest and fold it towards front. At the same time move front seat to foremost position. –  ...

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