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Home >> Mercedes Benz >> 2002 >> C240 Standard >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control -- Testing & Repair -- 203 Chassis >> Testing & Repair >> Remove and install control and operating unit - AR83.40-P-6350PA

Remove and install control and operating unit - AR83.40-P-6350PA

MODEL 203 as of 24.4.04 

Shown on model 203 with automatic air conditioning, code 581a 

Fig 1: Identifying Control And Operating Unit Remove/Install Components - Shown On Model 203 With Automatic Air Conditioning, Code 581a
G04738073
Modification notes

16.5.06 "Disconnect/connect ground line on battery" removed    
REMOVINGINSTALLING Remove/install    
1 Remove cover on gearshift lever   AR68.20-P-2310P
2 Remove ashtray from front center console   AR68.20-P-2400P
3 Remove bolts (1)    
4 Remove AC operating and control unit (N22) IMPORTANTInstallation:  The AAC [KLA] control and operating unit (N22) must audibly engage.  
5 Install in the reverse order