RS 4 Quattro Cabriolet V8-4.2L (BNS) (2008)
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Control Module HVAC: Component Tests and General Diagnostics
Test Step 7
Test Step 7
Sunlight Photo Sensor (G107)
‹› The Climatronic control module (J255) A/C control head and the sunlight photo sensor (G107) are available in various versions. Therefore follow
the assignment exactly when replacing an A/C control head.
‹› Starting with VIN "400000" of model year 2005 (Sedan and Avant) and "012913" of model year 2005 (Cabrio), a modified sunlight photo sensor
(G107) and a modified Climatronic control module (J255) A/C control head are installed. Only the sunlight photo sensor (G107) with part number
8E0 907 539 may be installed for the Climatronic control module (J255) A/C control head with a part number up to index "AH". Only the sunlight
photo sensor (G107) with part number 8P0 907 539 may be installed for the Climatronic control module (J255) A/C control head with a part
number from index "AJ".
‹› If the assignment between the sunlight photo sensor (G107) and the Climatronic control module ( J255) A/C control head is incorrect, the
Climatronic control module (J255) A/C control head cannot evaluate the signal from the sunlight photo sensor (G107) and the A/C system control
will malfunction.
*
Ground applied to connector "D", terminal "13".
