Function
The , Climatronic Control Module J255 and (Rear A/C Control Head (Climatronic) E265 as optional equipment) are equipped with DTC memory.
After evaluating the information, the , Climatronic Control Module J255 (and Rear A/C Control Head (Climatronic) E265 as optional equipment), distinguishes between different malfunctions --> DTC table, and saves those malfunctions until DTC memory is erased after DTC memory is checked. Vehicle Diagnosis, Testing and Information System VAS 5051 in "Guided Fault Finding" function.