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Author: Balaji / Amar /
Nitin / Umapathi /
Deepak
Page: 131 of 138
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U0424-81:- Invalid Data Received From HVAC
Overview:-
ISO Code
U0424-81
Customer Symptom
No customer symptom
Fault Effects (On Vehicle)
No effects.
Lamp Status (If Any)
N.A
Fault Detection Condition
Relevant functional DTCs present in HVAC
Normal Operating Condition
HVAC ECU sends correct data in normal condition.
Probable Trouble Area
Incorrect data received from HVAC.
Healing Condition
After rectifying all the functional failures in the HVAC
ECU
Trouble Shooting:-