DIAGNOSTIC MANUAL
MAN-00152
EMS
OCT 2011/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
© 2011 Mahindra & Mahindra Ltd.
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CONTINOUS TORQUE MONITORING
DTC
Description
Monitored Component
Malfunction
P1628
ECU Monitoring: Shut
off path under voltage
error
Shut off path test
monitored for under
voltage
Error in shut off path test of
the under voltage detection
P1629
ECU Monitoring: WDA
not working
Shut off path check
monitored
Error in shut off path check
monitoring
P162A
ECU Monitoring: Time
out error
Time out in calling
operative system services
Error in calling operative
system services
P162C
ECU Monitoring:
Positive test failure
error
Error during positive test is
monitored
Error during positive test
P162D
ECU Monitoring: Time
out error for shut off
path test
Error in time monitoring of
shut off path test
Error in time monitoring of
shut off path test
Lamp Status -
No lamp indication
DTC reaction
- Engine will not start
Corrective Action
-
1. Using diagnostic tester clear the DTC.
2. Turn ignition OFF/ON
3. Check for the DTC . If the DTC still exists , repeat the steps 1 and 2 for 3 times
4. If DTC still exists replace the EMS ECU with a new one