Mercedes-Benz CS1000 - Manual (Page 81)

1
ANALOG CODES
CS1000 Code Scanner OB15-11
DTC Readout Possible Cause of Failure
81
57 Switchover valve unit (4 connections) between pins 5 and 1 faulty
58 Switchover valve blend air flaps (warm) short circuit
59 Switchover valve blend air flaps (cold) short circuit
60 Switchover valve blend air flaps (closes) short circuit
61 Blower switch, low speed faulty
62 Blower switch, high speed faulty