Q5 Quattro V6-3.2L (CALB) (2009)
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Switch on the ignition.
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Check the ground and plus connection to the terminal - A -.
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Check the connection and the function of the A/C pressure/temperature sensor (G395) as described in Guided Fault Finding. Refer to =>
diagnostic operation system (VAS 5051/) in the "Guided Fault Finding" function.
‹› With the electric connector disconnected - A - the compressor (the A/C compressor regulator valve (N280)) is not actuated.
‹› The A/C pressure/temperature sensor (G395) is an electronic control unit over which the data bus system "Local Interconnect Network (LIN)-Bus"
exchanges information with the vehicle electrical system control module (J519). Refer to => diagnostic operation system (VAS 5051/) in the
"Guided Fault Finding" function.