Gns Relay Plausible Error - Mahindra Bolero Maxitruck Plus BS III 2013 Diagnostic Manual

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DIAGNOSTIC MANUAL
P1716 
    
GNS RELAY
 
GNS relay along with starter relay  runs  the starter  motor.The GNS relay is controlled by EMS ECU. 
    GNS relay energises in ignition key start or clutch pedal start  if  
1. Gear  is sensed in neutral   (or) 
2. Clutch pedal is fully pressed (90% switch input) 
 
 NORMAL OPERATION 
Ignition  ON 
Both GNS relay and starter relay energizes when start 
request is given by EMS ECU  
 DTC DETECTING CONDITIONS 
Ignition  ON 
EMS ECU supply voltage 8‐16V 
GNS relay  contacts sticky i.e GNS relay  input to  starter relay 
without start request 
DTC REACTIONS 
Intermittently Engine will not start 
HEALING CONDITION 
Ignition Off/On 
 
 
 
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. 
 
 
EMS
GNS RELAY PLAUSIBLE ERROR 
DTC  INFORMATION 
MAN-00226
MAY 2013/Rev 1
PROBABLE CAUSES OF FAILURE 
 
 
 
  GNS  relay   to starter relay  
supply  wire short  to battery  
Sticky    GNS  relay  
 
 
 
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