Coolant temp lagging

faisaljuma2

New Member
Joined
Jun 22, 2021
Messages
1
Location
Oman
Car
C280 | 2009 | W204
Hello Everyone

I have C208(W204) | 2009 , I have an issue withe coolant temp , The normal Coolent temp 85-90C degree , but suddenly it rise to 100 for few seconds and drop again to 90degree
and the coolest temp icon show in dashboard with normal color , this morning also get same issue but the temp was only 80C and drop to 70 and back 80 again
this happen when car stop or even drive 130Km/h

when tis happened the A/C compressor not working

I checked Fan working perfectly
 

Gbrowncls55

MB Enthusiast
Joined
Sep 11, 2016
Messages
1,382
Location
Surrey
Car
CLS55 AMG 06, SL350 06, 996 cab, all current. Gone : E500 W211, 2x M5s and far,far too many 911s
Most likely sensor or guage
 

Tonygw

Active Member
Joined
May 30, 2019
Messages
795
Location
Leicestershire
Car
C250 CDI AMG Blue efficiency diesel
what engine type,code is in your car?
 

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