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ENGINE 273 MPFI
SILENCER ASSEMBLY
Removal
1. Remove two bolts (sr. no.1 as shown in fig) of flange
assembly .
2. Remove two bolts (sr. no.2 as shown in fig) of
silencer bracket and take out silencer assembly.
Inspection
1. Check flange gasket for deterioration or damage.
Replace if required.
2. Check the inlet pipe for cracks.
3. Check the inlet pipe and flange welding. Check for
flange flatness. Machining of the flange is to be
done (0.5 cut) if required to achieve recommended
flatness. (0.2 mm)
4. Check for any damage or crack to silencer.
Installation
1. Align the silencer and tighten silencer bracket bolts
to specified torque.
2. Tighten two bolts of flange assembly to specified
torque.
SYSTEM MAINTENANCE
Precautions:
Following points should be noted while working on
exhaust system or handling exhaust system
components.
1 Do not touch the exhaust system when the
system is hot to avoid personal injury.
2 Any service on the exhaust system should be
performed when the system is cold.
3 Keep sufficient clearance between exhaust system
components & underbody. If some deviation is
found, correct / or adjust it.
4 Check exhaust system for leakage, loose
connection, dent or damage. If nut or bolts found
loose, tighten them to specified torque.
5 Check nearby body areas for damage, missing or
mispositioned parts, open seam, hole, loose
connection or any other defect which could permit
exhaust fumes to sip into vehicle.
6 Avoid Idling the engine with any of the Spark Plug
Cable disconnected during diagnostic test.
7 Drive slowly without acceleration in case of
following symptoms:
(a) When engine misfires or runs irregularly, following
a cold start
(b) A significant loss of power is noticed.
(c) In case “SERVICE” indicator remains ON even
after engine has been started.