SLK 320 ASSYST warning message - help please
SLK 320 ASSYST warning message - help please
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Discussion

RedBull

Original Poster:

1,142 posts

251 months

Friday 3rd December 2010
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My Wife has started to get a strange warning on the ASSYST in her 2001 SLK 320. The car was serviced recently, and the warning is not of an impending service. The message is a graphic of an oil can with the word "HI". It only seems to happen occasionally and clears itself after a short while. I suspect either high oil temperature or high oil level? I've searched the owners manual and other booklets, and looked on the internet but can't find a definitive answer. So I'm hoping someone in PH world can solve the mystery. I really would have thought the owners manual would have had the answer, but I guess they just want you to contact a dealer.

SLacKer

2,622 posts

236 months

Saturday 4th December 2010
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http://www.benzworld.org/forums/r170-slk-class/116...

Maybe return it to the servicing garage and ask them to drain a little bit of oil. To much oil can cause issues due to the crank churning the oil in the sump.

anonymous-user

83 months

Saturday 4th December 2010
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Yup, just needs a little oil draining out.

nickwilcock

1,523 posts

276 months

Saturday 4th December 2010
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I concur. Apart from a confusing comment 'Do not confuse the service indicator with the engine oil display', there is nothing in the owner's manual about the oil level check, but the indication you have seen means that the oil has been overfilled. Whoever did the service failed to complete the oil change with sufficient care.

To check the oil level, when the engine is cool turn the key to the pre-start position, then wait about for 15 secs until an oil can symbol appears. Then press the odometer reset quickly twice and 'ok' should appear in the Assyst window - if 'lo' or 'hi' then the level needs to be adjusted.

Edited by nickwilcock on Saturday 4th December 18:20

MURRAY007

530 posts

224 months

Monday 6th December 2010
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I WOULD NOT DRAIN THE OIL.

As long as the garage used the correct amount of oil.
and that it has recently been serviced within a 2 week period then, leave it as it is.

it is very common for this to happen on your model soon after the service.

BUT if the light does come on after 2 weeks of good usage driving, then i would drain a very little amount.

RedBull

Original Poster:

1,142 posts

251 months

Monday 6th December 2010
quotequote all
Thanks to you all for the responses. The car was actually serviced in September and has only started showing this warning in the last week or so. It only comes up very occasionally and first did it on the Motorway. I haven't seen it myself, so can only go on what my Wife tells me. Due to my working pattern it looks like I won't get the chance to look at the car until Thursday. The car doesn't cover a lot of miles so hasn't clocked up much since the service though - a few hundred at most. I'll check the level and if it's OK then I'll give it a while and see if it settles down. If it's low or high then it's going back to the garage that did the service. It's a place that she and several others I know have used for years and he's actually very good. If he's done something wrong then I'm certain he'll sort it out for her.

anonymous-user

83 months

Monday 6th December 2010
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MURRAY007 said:
I WOULD NOT DRAIN THE OIL.

it is very common for this to happen on your model soon after the service.
And what is classed as very common?!?

SLKen

593 posts

264 months

Tuesday 7th December 2010
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nickwilcock said:
To check the oil level, when the engine is cool turn the key to the pre-start position, then wait about for 15 secs until an oil can symbol appears. Then press the odometer reset quickly twice and 'ok' should appear in the Assyst window - if 'lo' or 'hi' then the level needs to be adjusted.

Edited by nickwilcock on Saturday 4th December 18:20
Thanks for that tip Nick, useful information