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<blockquote data-quote="acschnitzer" data-source="post: 119474" data-attributes="member: 2466">Hi guys,For those of you who&#039;s with the E36ers and would like to know the what the HVAC codes are, check this out:HVAC Hidden Test Functions (Climate Control) - E36--------------------------------------------------------------------------------The HVAC (Heating, Ventilation, Air Conditioning System) of the 1996 E36 has a feature allowing different sensor values to be displayed on&nbsp; the control panel. To Access the Display Function:Press the &quot;AUTO&quot; and &quot;REAR&nbsp; DEFROST&quot; buttons simultaneously. 12 displays are available. Toggle through them by pressing the fan rocker (+ or -) switch. Number&nbsp;&nbsp; Test Function&nbsp;1&nbsp; &nbsp; Interior Temp Sensor&nbsp; 2&nbsp; &nbsp; Exterior Temp Sensor&nbsp; 3&nbsp; &nbsp; Left Heater Core Sensor&nbsp; 4&nbsp; &nbsp; Right Heater Core Sensor&nbsp; 5&nbsp; &nbsp; Evaporator Temp Sensor&nbsp; 6&nbsp; &nbsp; Engine Speed Input&nbsp; 7&nbsp; &nbsp; Road Speed Input&nbsp; 8&nbsp; &nbsp; &quot;Y&quot; Factor Value&nbsp; 9&nbsp; &nbsp; Fresh Air Flap Position (%) 10&nbsp; &nbsp; AUC Sensor Voltage 11&nbsp; &nbsp; Battery Voltage 12&nbsp; &nbsp; Software Version Copyright ? 1999 Richard Nott&nbsp;&nbsp;To Exit the Display Function: Press the &quot;RECIRC&quot; and &quot;AUTO&quot; buttons simultaneously, or Turn off the Ignition.Note: 1. Decimal Points are not shown, Hence 75.5% is displayed as 755. 2. All Temperature displays are in ?C (Centigrade). 3. Negative values are indicated with minus sign Hope this will be useful...&nbsp; :yes:</blockquote>

[QUOTE="acschnitzer, post: 119474, member: 2466"] Hi guys, For those of you who's with the E36ers and would like to know the what the HVAC codes are, check this out: HVAC Hidden Test Functions (Climate Control) - E36 -------------------------------------------------------------------------------- The HVAC (Heating, Ventilation, Air Conditioning System) of the 1996 E36 has a feature allowing different sensor values to be displayed on the control panel. To Access the Display Function: Press the "AUTO" and "REAR DEFROST" buttons simultaneously. 12 displays are available. Toggle through them by pressing the fan rocker (+ or -) switch. Number Test Function 1 Interior Temp Sensor 2 Exterior Temp Sensor 3 Left Heater Core Sensor 4 Right Heater Core Sensor 5 Evaporator Temp Sensor 6 Engine Speed Input 7 Road Speed Input 8 "Y" Factor Value 9 Fresh Air Flap Position (%) 10 AUC Sensor Voltage 11 Battery Voltage 12 Software Version Copyright ? 1999 Richard Nott To Exit the Display Function: Press the "RECIRC" and "AUTO" buttons simultaneously, or Turn off the Ignition. Note: 1. Decimal Points are not shown, Hence 75.5% is displayed as 755. 2. All Temperature displays are in ?C (Centigrade). 3. Negative values are indicated with minus sign Hope this will be useful... :yes: [/QUOTE]

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