2001 NISSAN X-TRAIL Service Repair Manual

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NISSAN X-TRAIL 2001  Service Repair Manual DTC P0121 APP SENSOR
EC-1227
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4.CHECK APP SENSOR GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch “OFF”.
2. Check harness continuity betw

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NISSAN X-TRAIL 2001  Service Repair Manual EC-1228
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DTC P0121 APP SENSOR
10. CHECK INTERMITTENT INCIDENT
Refer to EC-1192, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>>INSPECTION END
Component InspectionEB

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NISSAN X-TRAIL 2001  Service Repair Manual DTC P0134 HO2S1
EC-1229
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DTC P0134 HO2S1PFP:22690
Component DescriptionEBS00N5L
The  heated  oxygen  sensor  1  is  placed  into  the  exhaust  manifo

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NISSAN X-TRAIL 2001  Service Repair Manual EC-1230
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DTC P0134 HO2S1
On Board Diagnosis Logic
EBS00N5O
Under  the  condition  in  which  the  heated  oxygen  sensor  1  signal is
not  input,  the  ECM  circuits  will  re

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NISSAN X-TRAIL 2001  Service Repair Manual DTC P0134 HO2S1
EC-1231
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Wiring DiagramEBS00N5Q
TBWA0059E

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NISSAN X-TRAIL 2001  Service Repair Manual EC-1232
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DTC P0134 HO2S1
Diagnostic Procedure
EBS00N5R
1. INSPECTION START
1. Turn ignition switch “OFF”.
2. Loosen and retighten engine ground screws.
>> GO TO 2.
2. CHECK

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NISSAN X-TRAIL 2001  Service Repair Manual DTC P0134 HO2S1
EC-1233
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5.CHECK INTERMITTENT INCIDENT
Refer to EC-1192, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>>INSPECTION END
Com

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NISSAN X-TRAIL 2001  Service Repair Manual EC-1234
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DTC P0134 HO2S1
3. Check  the  following  with  engine  speed  held  at  2,000  rpm  con-
stant under no load.
●The  voltage  fluctuates  between  0  to  0.3V  and