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Home >> Mercedes Benz >> 2002 >> SLK230 Automatic >> Repair and Diagnosis >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Sliding Roof, Soft Top -- 170 Chassis >> Self-Diagnostic System >> Vario roof (VR) diagnosis, previous knowledge - AD77.50-P-2000A >> Summary chart, energizing of solenoid valves for vario roof closing procedure - AD77.50-P-2000-26A

Summary chart, energizing of solenoid valves for vario roof closing procedure - AD77.50-P-2000-26A

Vario roof closing procedure

Actuated limit switches
HHT test
OPEN corresponds to 11-14 V
CLOSED corresponds to 0-1 V		 Relay (A/5k1) Vario roof solenoid valve (A7/5y1) Trunk lid cylinder (A7/5y2)
Socket box connection diagram GROUND35-PIN SOCKET BOX 22 GROUND35-PIN SOCKET BOX 24 GROUND35-PIN SOCKET BOX 25
Retract side windows, release trunk lid, open, release vario roof 11-14 V  0-1 V 11-14 V 
Open vario roof, retract front side windows 11-14 V  11-14 V  11-14 V 
Close trunk lid, lock, lock vario roof 11-14 V  11-14 V  0-1 V
Post-lock for t = 3 s, retract rear side windows for t = 3 s 11-14 V  11-14 V  0-1 V
Raise rear side windows 0-1 V 0-1 V 0-1 V
Raise front side windows 0-1 V 0-1 V 0-1 V
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