Highway wander, any ideas?
The front end is back to normal, feels solid over bumps, no vibration. But, the car still wanders on the highway. Any ideas as to what may be causing this?




This was causing my car to "wander" as well, so I'm almost willing to bet this is the problem.
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This was causing my car to "wander" as well, so I'm almost willing to bet this is the problem.The Best of Mercedes & AMG
By the way, there is no vibration at speed. Everything feels great except for the on center steering.
Last edited by pejaife; Apr 8, 2011 at 12:10 PM.
My cars goes slightly to the left. If I put a few extra PSI into the left tire it drives better. Tire guy says the car front doesnt have any adjustable cambers or casters (not sure which term to us sorry).
What's the best way to align the wheels on a w203 then? Just keep that extra little bit of PSI in the front left tire?
Last edited by anonymousmoose; May 5, 2011 at 08:38 AM.

Then set your castor one degree more positive on the LHS than the RHS. Typically 10.6 degrees & 9.6 degrees. Your car will then not pull with the camber of the road.
The reverse applies to LHD cars.
Last edited by Glyn M Ruck; May 5, 2011 at 08:48 AM.

Last edited by Glyn M Ruck; May 5, 2011 at 09:06 AM.
Ideally your car should run straight at where you aim it at on a flat road. Adding Psi is a temporary solution and not the best.
I would have your car checked forany faults on the tierods or bushings and or even your rims.

This pulling problem on Benz is common - not only W203. MBSA has drummed the castor settings into every tyre shop in SA. It fixes the problem every time unless your front tyres have worn badly.
Last edited by Glyn M Ruck; May 5, 2011 at 09:10 AM.
Just one question; so to do the adjustment, do you need to install the 3 way camber?
My tyre guy isn't doing out of spite I believe, he may not be as competent as Mercedes Benz as he is other makes. Its a Jaguar, Rover, Austin Martin etc dealership.
Is this information relevant to the W204?
JC
Last edited by Carsy; May 6, 2011 at 03:30 AM. Reason: spell check!
the tyre chap is a nice guy, he admitted he is not sure how to install these on a Mercedes and recommends I go to a specialist. But other then this, he's a nice guy and he organised me the two free tyres from the sales rep.


the tyre chap is a nice guy, he admitted he is not sure how to install these on a Mercedes and recommends I go to a specialist. But other then this, he's a nice guy and he organised me the two free tyres from the sales rep.
You need two bolts to adjust castor & another 2 to adjust camber.
Benz is just cheap. They install a standard bolt that only fits the centre position in the bushes. In fairness the "chassis" on these cars is strong.
Funny thing was I asked to chap to do one job (different to my current tyre guy) and he accidental did the castors. He felt really bad and instead of taking them out, he just gave them to me for his wholesale price and charged me half the labour.








