M-Class (W163) Produced 1998-2005: ML 230, ML 320, ML 350, ML 400 CDI, ML 430, ML 500, ML 270 CDI

WANTED: Maintenance Schedule

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Old Jul 7, 2007 | 10:45 PM
  #1  
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From: Covington, WA
'96 SL600, '05 S55 AMG, '06 C230
Question WANTED: Maintenance Schedule

Recently purchased a used '01 ML430. The vehicle is in very good shape with 120K miles. Since I do most of my own maintenance, I scanned the Owner's Manual for the Maintenance Schedule. All I could find was an explanation of the Flexible Service System (FSS) on page 87, an incredibly vague maintenance description on page 147, and technical data starting on page 283. None of this outlines what maintenance actions need to be performed when. It seems as if MB wants to nudge me into the local dealership for periodic/scheduled maintenance.

Does anyone have a comprehensive maintenance schedule for the W163 model?
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Old Jul 9, 2007 | 10:37 AM
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From: Covington, WA
'96 SL600, '05 S55 AMG, '06 C230
Didn't get any feedback on a maintenance schedule, so I assembled one from the schedules I keep my other MB's. Attached is the .txt file containing my first draft. This is geared for the DIY, so some MB tests, such as the MB Battery Capacity Test, are not included.

Most maintenance is scheduled by mileage. However, there are occasions where a vehicle may be a ‘garage queen’ or true ‘Sunday-driver’. Thus, there are calendar times for most maintenance actions to ensure idle time does not adversely deteriorate the vehicle.

I am looking for constructive feedback, pro and con, and am especially looking for feedback on items that I may have overlooked. Since I am a recent ML owner, I have little to no experience with this model. It is very likely there are items that I simply missed because I do not know about them.

Arguably, I change filters and fluids more frequently than MB requires. But considering my other 3 MB's (both diesel & gas) have a combined total of 560K+ miles without major drivetrain issue, I think my frequency is good prevention.
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ML Maintenance Schedule.pdf (4.9 KB, 1302 views)
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Old Jan 4, 2010 | 04:08 AM
  #3  
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From: lax / lga
my97 porsche 993 | my05 porsche cayenne s | sis's: my02 merc ml500
thx for this! though it IS several years later... will help w/ the care of my sis's 02 ml500 w/ 102k
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Old Jan 6, 2010 | 07:16 PM
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From: Bay area - California
2000 ML320 2006 SLK 350
Some constructive feedback..

Originally Posted by MB-Dude
Didn't get any feedback on a maintenance schedule, so I assembled one from the schedules I keep my other MB's. Attached is the .txt file containing my first draft. This is geared for the DIY, so some MB tests, such as the MB Battery Capacity Test, are not included.

Most maintenance is scheduled by mileage. However, there are occasions where a vehicle may be a ‘garage queen’ or true ‘Sunday-driver’. Thus, there are calendar times for most maintenance actions to ensure idle time does not adversely deteriorate the vehicle.

I am looking for constructive feedback, pro and con, and am especially looking for feedback on items that I may have overlooked. Since I am a recent ML owner, I have little to no experience with this model. It is very likely there are items that I simply missed because I do not know about them.

Arguably, I change filters and fluids more frequently than MB requires. But considering my other 3 MB's (both diesel & gas) have a combined total of 560K+ miles without major drivetrain issue, I think my frequency is good prevention.
I think, your maintanence schedule on most items is a bit over aggressive..

e.g.
1. Fuel Filter is due only every 60K miles
2. Timing chain doesn't need any service - it is sealed for life..
3. Cabin filter should actually be done once a year, not once every 2 years..
4. Tranny/Transfer case/Differentials are sealed for life too, but a 100K flush and replacement of all fluids is advisible..
5. Spark plugs are a 100K item..

You have also missed out on immenent repalcement of some consumables
1. CPS & Fuel pump have 120K miles life spans
2. MAF has 60-80K mile lifespan
3. Oxygen sensors have a 120K-150K lifespan

Last edited by mihir_d; Jan 8, 2010 at 12:22 PM.
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Old Jan 7, 2010 | 10:28 PM
  #5  
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Mihir, Transmission is no longer a "sealed for life" item. MB now suggests changing it even on the older models. I had my trans, diffs, and x-fer case fluid changed. WAY smoother driving now.
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Old Jan 8, 2010 | 12:22 PM
  #6  
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From: Bay area - California
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That's right...

Originally Posted by Kar don
Mihir, Transmission is no longer a "sealed for life" item. MB now suggests changing it even on the older models. I had my trans, diffs, and x-fer case fluid changed. WAY smoother driving now.
I too got mine tranny/x'fer case/differentials flushed and refilled back in 2006 when I was close to hitting the 100K miles..the drive train felt much smoother after that..
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