2003 NISSAN X-TRAIL Service Repair Manual

Page 569 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual DTC P0133 HO2S1
EC-191
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3. Select “HO2S1 (B1)” and “HO2S1 MNTR (B1)”.
4. Hold engine speed at 2,000 rpm under no load during the follow-
ing ste

Page 570 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual EC-192
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DTC P0133 HO2S1
 
 Without CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Set voltmeter probes between ECM terminal 35 (HO2S1 signal) and gro

Page 571 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual DTC P0134 HO2S1
EC-193
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DTC P0134 HO2S1PFP:22690
Component DescriptionEBS010OC
The heated oxygen sensor 1 is placed into the exhaust manifold. It
detect

Page 572 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual EC-194
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DTC P0134 HO2S1
 
DTC Confirmation ProcedureEBS010OF
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
If DTC Confirmation Procedure has been previously conducted, alway

Page 573 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual DTC P0134 HO2S1
EC-195
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 WITH GST
1. Start engine and warm it up to normal operating temperature.
2. Set voltmeter probes between ECM terminal 35 (HO2S1

Page 574 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual EC-196
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DTC P0134 HO2S1
 
Wiring DiagramEBS010OH
TBWA0602E

Page 575 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual DTC P0134 HO2S1
EC-197
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Specification data are reference values and are measured between each terminal and ground.
CAUTION:
Do not use ECM ground termin

Page 576 of 4179

NISSAN X-TRAIL 2003  Service Repair Manual EC-198
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DTC P0134 HO2S1
 
2. CHECK HO2S1 GROUND CIRCUIT FOR OPEN AND SHORT
1. Disconnect heated oxygen sensor 1 harness connector.
2. Disconnect ECM harness connector.
3. Check har