2001 NISSAN X-TRAIL Service Repair Manual

Page 1009 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual HO2S1 HEATER
EC-659
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Diagnostic ProcedureEBS00NC9
1.CHECK OVERALL FUNCTION CHECK
1. Start engine and warm it up to normal operating temperature.
2. Tu

Page 1010 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual EC-660
[QR25(WITHOUT EURO-OBD)]
HO2S1 HEATER
3. DETECT MALFUNCTIONING PART
Check the following.
●Harness connectors E60, F36
●Fuse block (J/B) connector E103
●10A fuse
●Harness for open or sho

Page 1011 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual HO2S1 HEATER
EC-661
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Component InspectionEBS00NCA
HEATED OXYGEN SENSOR 1 HEATER
1. Check resistance between HO2S1 terminals as follows.
2. If NG, repl

Page 1012 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual EC-662
[QR25(WITHOUT EURO-OBD)]
HO2S2 HEATER
HO2S2 HEATER
PFP:226A0
DescriptionEBS00NCC
SYSTEM DESCRIPTION
The ECM performs ON/OFF control of the heated oxygen sensor 2 heater corresponding to the eng

Page 1013 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual HO2S2 HEATER
EC-663
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Wiring DiagramEBS00NCF
TBWA0077E

Page 1014 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual EC-664
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HO2S2 HEATER
Diagnostic Procedure
EBS00NCG
1. CHECK OVERALL FUNCTION CHECK
1. Start engine and warm it up to the normal operating temperature.
2. Turn ignition switch

Page 1015 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual HO2S2 HEATER
EC-665
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3.DETECT MALFUNCTIONING PART
Check the following.
●Harness connectors E60, F36
●Fuse block (J/B) connector E103
●10A fuse

Page 1016 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual EC-666
[QR25(WITHOUT EURO-OBD)]
HO2S2 HEATER
Component Inspection
EBS00NCH
HEATED OXYGEN SENSOR 2 HEATER
1. Check resistance between HO2S2 terminals as follows.
2. If NG, replace heated oxygen sensor