2003 NISSAN X-TRAIL Service Repair Manual

Page 505 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual POWER SUPPLY AND GROUND CIRCUIT
EC-127
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6. CHECK ECM POWER SUPPLY CIRCUIT-II
1. Disconnect ECM relay.
2. Check voltage between ECM relay terminals 1 and

Page 506 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual EC-128
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POWER SUPPLY AND GROUND CIRCUIT
 
10. CHECK ECM RELAY
Refer to EC-131, "
Component Inspection" .
OK or NG
OK >> Go to EC-417, "IGNITION SIGNAL" .
NG >> Replace ECM relay.
1

Page 507 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual POWER SUPPLY AND GROUND CIRCUIT
EC-129
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13. DETECT MALFUNCTIONING PART
Check the following.
Harness connectors E60, F36
10A fuse
Harness for open or

Page 508 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual EC-130
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POWER SUPPLY AND GROUND CIRCUIT
 
17. CHECK GROUND CONNECTIONS
1. Turn ignition switch OFF.
2. Loosen and retighten ground three screws on the body.
Refer to EC-131, "
Grou

Page 509 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual POWER SUPPLY AND GROUND CIRCUIT
EC-131
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Component InspectionEBS010MA
ECM RELAY
1. Apply 12V direct current between ECM relay terminals 1 and 2.
2. Check

Page 510 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual EC-132
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DTC U1000, U1001 CAN COMMUNICATION LINE
 
DTC U1000, U1001 CAN COMMUNICATION LINEPFP:23710
DescriptionEBS010MB
CAN (Controller Area Network) is a serial communication line

Page 511 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual DTC U1000, U1001 CAN COMMUNICATION LINE
EC-133
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Wiring DiagramEBS010ME
TBWA0595E

Page 512 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual EC-134
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DTC U1000, U1001 CAN COMMUNICATION LINE
 
Diagnostic ProcedureEBS010MF
Go to LAN-4, "CAN Communication Unit" .