[W126 Coupe] Cruise Control issue

[Jay Hirsch]

Comment:
Why were you "driving through pouring rain, etc."  not recommended  
for cruise control by MB
keep cruisin
Jay h
On Mar 15, 2010, at 2:21 PM, Dick Spellman wrote:


> Hi Axel,

>

> You have the actuator up on the engine front pass side controlled  

> by the analog computer up under the driver's footwell.  GDL offers  

> some troubleshooting steps on their website.  I've repaired 1 out 3  

> cruise control amps by re-soldering much of the board using  

> magnified lamp and 25 watt pointed tip iron, solder removal bulb  

> and fresh solder were needed on a few connections.  Again, success  

> was only 1 out of 3.

>

> I have one tested and known to be bad actuator.  You may have this  

> as well.  Basically it is a wand (or wiper) on an arm that sweeps  

> across the contacts inside the actuator.  If you have a failed  

> actuator you may hear a chatter from under the hood which is a  

> clear indicator of its failure.

>

> By the way, the bad weather (rain on the roadways) may contribute  

> to the erratic behavior where there is a connection to the speed  

> sensor so if you had any hydroplaning it may have caused the system  

> to be a bit more erratic.  FWIW, Boston's roads are a disaster  

> where much of the new pavement is now slamming into driver's  

> windshields during this rainy period.  Must be that economic  

> recovery dollar that most of us never saw any benefit from now  

> trickling down to the glass companies.

>

> Good luck,

> Dick

>

> Axel Wulff wrote:

>>

>> Hey all,

>>

>> My cruise control has never been silky smooth. Even before the  

>> engine swap it was always "hunting" a bit around the set speed.

>>

>> Well, on Saturday, driving through pouring rain and gusty winds to  

>> my son's baskeball game (his team lost, to a team with girls on  

>> the roster! Yeah, proud pappa.....) the "hunting" cruise control  

>> turned into a wild bucking bronco.

>>

>> My daughter thought it was a lot of fun. Me less so.

>>

>> Is there anything to fix in the cruise control, or should I just  

>> order a replacement from Jonatha?

>>

>> Cheers,

>> Axel

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>

> The MB Coupes Website!

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> Postings remain property of MB Coupes, L.L.C.