A/C - Rear Vents Blow Different Temperatures
SI B 64 04 08Heating and Air conditioning
September 2008
Technical Service
SUBJECT
Different Delivery Temperature from Each Side of the Rear Compartment Blower
MODEL
E70 (X5) vehicles produced up to August 5, 2007
SITUATION
The customer complains that there is a 10-degree Celsius difference in the delivery temperature (between the left and the right) from the rear compartment blower.
CAUSE
A difference in the left/right flap pretension or incorrect setting angles on the rear air blending flaps prevent the flaps from fully closing.
PROCEDURE
Replace the heating and air conditioning control unit as per Repair Manual instructions RA 64 11 378 "Removing and installing (replacing) control panel for heater - AC system".
PARTS INFORMATION
WARRANTY INFORMATION
Covered under the terms of the BMW New Vehicle Limited Warranty.
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