Mahindra Thar CRDe - Page 80

Repair Manual MAN-00190
THAR CRDe BS-IV MAY 2012/Rev 1
The repair methods given by the manufacturer in this document are based on the technical specifications, current at the time of release. The methods may be modified as a result of changes introduced by the
manufacturer in the production of the various component units and accessories from which the vehicles are manufactured. The reproduction, translation, transmission, in part of or whole of the present
document, are prohibited without the prior written consent of Mahindra & Mahindra Ltd. The use of this document by any person other than the trained personnel, at the Authorized Service Centre of
Mahindra & Mahindra Ltd., will amount to unauthorized use and shall be liable for penalty/prosecution© 2012 Mahindra & Mahindra Ltd.
Hot shut down
1. Quick shut downs after a
long and hot run.
Leakage’s
1. Leaks due to loose hose
clamps. Loose nuts, bolts
drain plugs, faulty hose
or leaking radiators.
Blockages
1.
Casting flash in the
block.
2.
Casting flash in the
cylinder head.
3. Blocked radiator causing
under filling of the
cooling system.
4. Air trapped in system.
5. Air in the system causing
occasional burping.
6.
Faulty expansion bottle
cap or pipe.
 Allow the engine to run at idle for
some time before stopping.
 Find the area of leaks , replace hose
or if necessary the clamp also
 Pressure tests the system to check
for leaks and then repair as
necessary.

The flash may be visible by
removing the cooling system
components or the core plugs.
Repair or replace.
 Flush radiator.
 Purge the system.
 Purge the system.
 Replace the cap/ pipe.
Coolant loss- boil over Gas mixing
1.
Cylinder head gasket
failure.
Pressurization
1. Defective radiator cap.
Timing
1. Improper engine timing
Belt
1. Slipping belts
2. Belt failure
Water pump
1.
Water pump shaft
broken or damaged
impeller.
Thermostat
1. Faulty Thermostat.
Hoses.
1. Radiator hoses collapsed
Fan
1.
Cooling fan not
engaging.
Air flow
1.
Air flow reduced to
choked fins
2. Airflow reduced due to
obstruction.
Vehicle
Brakes dragging.
 Replace the cylinder head gasket
 Replace the cap.
 Check the engine timing, FIP timing,
injector pressure and also the
tappet clearance.
 Adjust belt tension.
 Replace belt
 Replace water pump
 Replace Thermostat.
 Replace hoses.
 Check the functioning of the VFD
replace if required.
 Clean the radiator fins.
 Remove the obstruction.
 Check the brake system.
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