SL300, overheats when stationary.. HELP

shabir hussain

New Member
Joined
May 4, 2012
Messages
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Location
birmingham, United Kingdom
Your Mercedes
Mercedes W116
hiya guys.

got a SL300, the temperature needle goes up fast when am stuck in a traffic jam or just parked up with the engine running.

but when am driving it, its fine,,

any help plssssss
 

s5tuart

Senior Member
Joined
Jan 25, 2012
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Your Mercedes
2003 R230 SL350
Can you hear the cooling fans coming on?
 

prwales

Banned
Joined
Dec 31, 2007
Messages
1,123
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1
Location
South Wales
Your Mercedes
ge300, w124 300e, various VW's
thermostat not working, water pump ditto
 

television

Always remembered RIP
Joined
Mar 14, 2005
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164,073
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Age
89
Location
Daventry
Your Mercedes
2002 SL500, 216 CL500, all fully loaded
Sounds like the visco engine fan is not working, run the engine up to 87C and you should hear the fan speed up and at 90c it should be able to chop a carrot.

Normally just the visco but it could be a blocked rad in the center where the hot spot is
 

DSB SL AMG

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Joined
Jan 14, 2010
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1,873
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Location
Cheshire
Your Mercedes
300SL (R129 1992 Pre-Facelift), Volvo V70 D5 SE Auto
Has exact same issue on my R129 (same engine)...was visco fan.
 


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