87-159
      
Heater/air conditioner assembly 
complete with instrument panel, 
removing and installing (1996)
 
     
-  Using VAG1551 function 03, initiate output 
Diagnostic Test Mode (DTM)   page 01
-42
 . 
    
CAUTION! 
Before proceeding with removal of instrument panel and heater/air 
conditioner complete:  -  Proceed through output DTM and wait until air flow flap -A- closes via 
air flow flap motor V71. 
-  Cancel output DTM (press VAG1551 button -C-) with closed air flow 
flap -A-. 
-  Discharge refrigerant system   page 87
-201
 .
-  Remove dust and pollen filter   page 87
-158
 .
Obtain security code for anti-theft radio.Note customer's pre-set radio stations.Move power seats to most rearward position.Disconnect and remove battery.
Pa
ge 9 of 24 Heatin
g and ventilation s
ystem, servicin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.HA01.87.22 
         
        
        87-165
      
Heater/air conditioner assembly, 
removing and installing (1997  )
 
     
CAUTION! 
     
Obtain security code for anti-theft radio.
     Note customer's pre-set radio stations.
     Move power seats to most rearward 
position. 
     Switch off ignition and disconnect battery 
ground (GND) strap. 
     
-  Release pressure in coolant system by opening 
cap at coolant expansion tank. 
     
WARNING! 
     With hot engine, cooling system is under 
pressure. 
     Coolant expansion tank cap must be 
removed slowly. 
     Dispose of used coolant properly. Check 
local regulations. 
Pa
ge 17 of 24 Heatin
g and ventilation s
ystem, servicin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.HA01.87.22