MG Midget 1979 Driver's Handbook Manual page 31

Emission Control Systems-except California
Filler caps Both the engine oil filler cap (1) and the fuel tank filler cap (2) are non-venting
Fig . 5 and form a seal on the filling apertures.
IT IS ESSENTIAL TO THE SATISFACTORY OPERATION OF THE
EVAPORATIVE LOSS SYSTEM THAT BOTH CAPS ARE ALWAYS
REFITTED CORRECTLY. A DEFECTIVE CAP OR CAP SEAL (3) MUST
BE REPLACED.
MISSION CONTROL SYSTEMS-California
You and each subsequ ent owner of the car are urged to make sure that the
recommended main ten anc e procedures are carried out at the intervals specified.
For the emission controls to continue to function effectively, it is strongly
recommended that you arrange for regular maintenance inspections to be carried
out by your authorized Austin MG Dealer or by any other q ualified ser vice
outlet which regularly performs such service on British Leyland cars.
You have been provided with a Passport to Service which contains a facility to
record that maintenance has been carried out at the recommended mileages.
You should have the ma intenance record completed by your authorized Austin
MG Dealer (or by other dealer or station equipped to render such service) at
the regular mileage intervals indicated in the Schedule. The Handbook and
Passport to Service should be handed to subsequent purchasers of the vehicle
at the time of sale so that the mai ntenance instructions are ava ilable an d that
the record of maintenance can be continued .
You are also urged to study with care the section covering 'MALFUNCTIO N
IDENTIFICATION'. Study of this section will be of aid to you in detecting
possible malfunctions of the emission co ntrols so tha t necessa ry serv ice measures
can immediately be taken.
IMPORTANT
Your attention is particularly drawn to the following :
1. Maintenance and service cha rges applicable to the emiss ion con trol system are
not covered by the warranty a nd a re not reimbursable, un less shown to have
been caused by defect s in materi al and workman ship covered by the war ranty.
2. The engine has been
designed for the re zula r
use of unleaded fuel. Leaded
fuel or low lead fuel must not be used a such fuels will seriously impair
the efficiency of the emission co ntro l system and ca use permanent da ma ge to
the catalytic converter.
Fig. 5
Fig. 5
3
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General This section gives a general descripti on of the crankcase, exhaust and fuel
desc r i ption evaporative emiss ion control systemsfi ttc d to this vehicle and the function of
their individual co mponents. It n1U t be emphasized that correct carburetter
adjustment and ignition timing which have been pre-set at the factory are essential
for the efficient fun ctioning of the exha ust em ission controls. Sho uld it become
necessary to check or adj ust these cu ing th is work should be carried out by
an authorized Austin MG or British Ley land Dealer wh o has the specialist
equipment and trai ning to und ert ak e these adjustments.
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for the efficient funct ioning of the exha u t em ission controls. Sho uld it become
necessary to check or adjust these sett ing this work should be carried out by
an authorized Austin MG or British Leyland Dealer who has the specialist
equipment and tr aining to und ert ak e these adj ustments.
The basic engine tuning data will be foun d on the emission co ntrol information
label located in the front of the engine co mpartment.