33521029401

UnclassifiedCooling

What This Code Means

Overtemperature warning; Short circuit

Possible Causes

•DEF tank (temperature sensor at suction position)

Related Rehlko Fault Codes

AC SENS LOST ACCY PWROVER 516752 0 AF 516751 3 ALT PROTECT SHTDWN 516750 4 ATS COM ERROR 516750 3 ATS PHASEROT 516749 31 AUX INPUT

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Get a diagnosis walkthrough for 33521029401 on your specific Rehlko unit — cited to the OEM manual, not a forum guess.