Mahindra Bolero Maxitruck Plus BS III 2013 Diagnostic Manual page 20

DIAGNOSTIC MANUAL
STEP 2
Check the voltage between pin
1 of the coolant temperature
sensor wiring harness
connector and battery ground
STEP 3
If the Voltage is greater than
5.25V , check for short to
battery of the coolant
temperature signal wire
Check the continuity between
pin 33 of EMS ECU wiring
harness connector and pin 1 of
the of the coolant temperature
sensor wiring harness
connector
Suspect EMS ECU malfunction
Replace EMS ECU with a new
one.
Check and verify for any new
DTC's
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© 2013 Mahindra & Mahindra Ltd.
Connect the smart tester
Turn the ignition ON
Initialise the diagnostic tool
Record the DTC and clear
Turn ignition OFF
Turn ignition ON
Verify if P0118 is present?
Is P0118 present?
YES
Is the value =5 ±
NO
Is the continuity
YES
EMS
STEP 1
0.25 V?
exists?
MAN-00226
MAY 2013/Rev 1
P 0118
NO
Intermittent problem exists
Refer the intermittent problem
inspection procedure
YES
Go to STEP 4
NO
Examine the open circuit of
coolant temperature sensor
signal wire
Replace the wiring harness
Clear the DTC and verify
19