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Section 7 (A/C-Heater System): Self-Diagnostics: Notes

WARNING: This page is about a different car, the 1997 Mercedes-Benz SL500 and 1997 Mercedes-Benz SL320. However, it is still accessible from the selected car via links, so may be relevant.
DTC INDEX

DTC Description
DTC 2 OR 3  IN-CAR TEMPERATURE SENSOR WITH ASPIRATOR BLOWER
DTC 4 OR 5  OUTSIDE TEMPERATURE SENSOR
DTC 6 OR 7  EVAPORATOR TEMPERATURE SENSOR
DTC 8 OR 9  HEATER CORE TEMPERATURE SENSOR
DTC 12 OR 13  COOLANT TEMPERATURE SENSOR
DTC 16 OR 17  CENTER & SIDE AIR OUTLET FLAP CONTROL UNIT, CENTER AIR OUTLET ADJUSTER
DTC 18 OR 19  CENTER AIR OUTLET FEEDBACK POTENTIOMETER
DTC 20 OR 21  CENTER & SIDE AIR OUTLET FLAP CONTROL UNIT, LEFT AIR OUTLET ADJUSTER
DTC 22 OR 23  LEFT AIR OUTLET FEEDBACK POTENTIOMETER
DTC 24 OR 25  CENTER & SIDE AIR OUTLET FLAP CONTROL UNIT, LEFT AIR OUTLET ADJUSTER
DTC 26 OR 27  RIGHT AIR OUTLET FEEDBACK POTENTIOMETER
DTC 30 OR 70  COOLANT PUMP
DTC 31 OR 71  MONOVALVE
DTC 33 OR 73  COMPRESSOR GROUND CONNECTION
DTC 34 OR 74  AUXILIARY FAN RELAY STAGE "2"
DTC 35 OR 75  AUXILIARY FAN RELAY STAGE "1"
DTC 50  VALVE BLOCK
WARNING: To avoid injury from accidental air bag deployment, read and carefully follow all SERVICE PRECAUTIONS and DISABLING & ACTIVATING AIR BAG SYSTEM procedures in AIR BAG RESTRAINT SYSTEM article.
NOTE: Self-diagnostics applies to 1997 vehicles only. Self-diagnostics for 1998 vehicles not available at time of publication.