E-Class (W210) 1995-2002: E 200, E 220D, E 240, E 290TD, E 300TD, E 200, E 240, E 280, E 320, E 420, E 430 (Wagon, Touring, 4Matic)

heat from vent is cooler than normal

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Old Jan 20, 2016 | 01:39 AM
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e320
Question heat from vent is cooler than normal

2002 E320 126k miles, living in fl ,this morning 44 degree outside. Turn heat up to 80F,fan on level 4, air from vents is luke warm. Increase temp up to HI same effect from vents, fan on level 5. Change thermostat 2 yrs ago. Anyone has any suggestion.

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Danny Wongsam
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Old Jan 20, 2016 | 10:44 AM
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From: V E G A S
1922 Ford Model T / no OBD
Run sensor readings 1 to 8 three times and post results from;
1-cold car before morning engine start
2. car idling/engine cold after some parking mid-day
3. car idling with engine at about 80C
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