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 â

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
â

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