Emission Control
Warning!
On-Board Diagnostic System
(California models only)
Certain systems of the engine serve to
keep the toxic components of the
exhaust gases within permissible limits
required by law.
Inhalation of exhaust gas is
hazardous to your health. All
exhaust gas contains carbon
monoxide, and inhaling it can cause
unconsciousness and lead to death.
The LH control unit monitors emission
control components that either provide
input signals to or receive output
signals from the control unit.
These systems, of course, will function
properly only when maintained strictly
according to factory specifications.
Any adjustments on the engine should,
therefore, be carried out only by
qualified Mercedes-Benz technicians.
Engine adjustments should not be
altered in any way. Moreover, the
specified service and maintenance jobs
must be carried out regularly according
to Mercedes-Benz servicing
Malfunctions resulting from
Do not run the engine in confined
areas (such as a garage) which are
not properly ventilated, if you think
that exhaust gas fumes are entering
the vehicle while driving, have the
cause determined and corrected
immediately. If you must drive
interruptions or failure of any of these
components are indicated by the
"CHECK ENGINE" indicator lamp in
the instrument cluster and are
simultaneously stored in the LH
control unit.
under these conditions, drive only
with at least one window fully open.
If the "CHECK ENGINE" indicator
lamp comes on, have the system
checked at your authorized Mercedes-
Benz dealer as soon as possible.
requirements. For details refer to the
Maintenance Booklet.
An on-board test connection with
pushbutton and light emitting diode
(LED) is located on the engine
compartment firewall, allowing the
accurate identification of system
malfunctions.
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| Categories | Mercedes-Benz Manuals, Mercedes-Benz S-Class Manuals |
|---|---|
| Document Type | Free PDF Owner's Manual Download. |
| Tags | Mercedes-Benz 300SE, Mercedes-Benz 400SE, Mercedes-Benz 500SEL, Mercedes-Benz W140 |
| Model Year | 1992 |
| Download File |
|
| Document File Type | |
| Publisher | mbusa.com |
| Wikipedia's Page | Mercedes-Benz W140 |
| Copyright | Attribution Non-commercial |
(3 votes, average: 5 out of 5)
Automotive readers have rated 1992 Mercedes-Benz 300SE 400SE 500SEL W140 Owners Manual 5.0 out of 5.0 based on 3 product reviews. awesome manual.
Looks good!
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Informative and step by step direction. Should try, helpful.
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