2003 NISSAN X-TRAIL Electronic Repair Manual

Page 1905 of 3066

NISSAN X-TRAIL 2003  Electronic Repair Manual DTC P1621 ECM RELAY
EC-791
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Wiring DiagramEBS008ZC
TBWA0121E

Page 1906 of 3066

NISSAN X-TRAIL 2003  Electronic Repair Manual EC-792
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DTC P1621 ECM RELAY
Diagnostic Procedure
EBS008Y5
1.CHECK ECM POWER SUPPLY CIRCUIT
1. Turn ignition switch "OFF".
2. Disconnect ECM relay.
3. Check voltage between ECM terminals 1, 6 and g

Page 1907 of 3066

NISSAN X-TRAIL 2003  Electronic Repair Manual DTC P1621 ECM RELAY
EC-793
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4.CHECK ECM OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check harness continuity between ECM terminals D24, D26 and ECM relay terminal 2. Refe

Page 1908 of 3066

NISSAN X-TRAIL 2003  Electronic Repair Manual EC-794
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DTC P1660 BATTERY VOLTAGE
DTC P1660 BATTERY VOLTAGE
PFP:AYBGL
On Board Diagnosis LogicEBS0035A
The ECM checks if battery voltage is within the tolerance range for the engine control system

Page 1909 of 3066

NISSAN X-TRAIL 2003  Electronic Repair Manual DTC P1660 BATTERY VOLTAGE
EC-795
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3.CHECK JUMPER CABLES INSTALLATION
Check that the jumper cables are connected in the correct sequence.
OK or NG
OK >> GO TO 4.
NG >> Rec

Page 1910 of 3066

NISSAN X-TRAIL 2003  Electronic Repair Manual EC-796
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GLOW CONTROL SYSTEM
GLOW CONTROL SYSTEM
PFP:25230
DescriptionEBS0035J
SYSTEM DESCRIPTION
When engine coolant temperature is more than approximately 80°C (176°F), the glow relay turns off

Page 1911 of 3066

NISSAN X-TRAIL 2003  Electronic Repair Manual GLOW CONTROL SYSTEM
EC-797
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Wiring DiagramEBS0035L
TBWA0108E

Page 1912 of 3066

NISSAN X-TRAIL 2003  Electronic Repair Manual EC-798
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GLOW CONTROL SYSTEM
Diagnostic Procedure
EBS0035M
1.INSPECTION START
Check fuel level, fuel supplying system, starter motor, etc.
OK or NG
OK >> GO TO 2.
NG >> Correct.
2.CHECK INSTALLATIO