Mercedes New Type Bosch Drive-By-Wire Throttle Body Failing
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From: Middleboro, MA
Mercedes New Type Bosch Drive-By-Wire Throttle Body Failing
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Senior Member
Joined: Sep 2007
Posts: 2,271
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From: Middleboro, MA
Re: Mercedes New Type Bosch Drive-By-Wire Throttle Body Failing
You have to replace the whole throttle body if it fails.
The Throttle Position Sensor (TPS) contains two actual value potentiometers for detecting the position of the throttle
valve. The second potentiometer is designed to form a reference value. The system will switch over to the second
potentiometer if the first one fails. The TPS cannot be serviced separately. If the TPS fails, the Throttle Body must
be replaced.valve. The second potentiometer is designed to form a reference value. The system will switch over to the second
potentiometer if the first one fails. The TPS cannot be serviced separately. If the TPS fails, the Throttle Body must
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From: San Pedro
Re: Mercedes New Type Bosch Drive-By-Wire Throttle Body Failing
hmmm, then how does that company claim to be able to rebuild the faulty DBW throttle bodies?
I guess you have to take one apart to be sure, maybe it's possible to install an AUX TPS?
I guess you have to take one apart to be sure, maybe it's possible to install an AUX TPS?
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Re: Mercedes New Type Bosch Drive-By-Wire Throttle Body Failing
Originally Posted by Opticon
It is absolutely a "drivetrain" part.
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