1999 NISSAN PRIMERA Electronic Repair Manual

Page 585 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual 4 CHECK HEATED OXYGEN SENSOR 1 (FRONT)
Refer to ªComponent Inspectionº, EC-QG-143.
OK or NG
OK©GO TO 5.
NG©Replace heated oxygen sensor 1 (front).
5 CHECK INTERMITTENT INCIDENT
Perform ªTROUBLE D

Page 586 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual Without CONSULT-II
1) Start engine and warm it up to normal operating temperature.
2) Set voltmeter probes between ECM terminal 62 (HO2S1 sig-
nal) and engine ground.
3) Check the following with engin

Page 587 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual Component DescriptionNLEC0111The heated oxygen sensor 1 (front) is placed into the exhaust
manifold. It detects the amount of oxygen in the exhaust gas com-
pared to the outside air. The heated oxygen

Page 588 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual On Board Diagnosis LogicNLEC0114To judge the malfunction, the output from the heated oxygen sen-
sor 1 (front) is monitored to determine whether the ªrichº output is
sufficiently high. The ªleanº

Page 589 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual If ªTESTINGº is not displayed after 5 minutes, retry from
step 2.
7) Make sure that ªOKº is displayed after touching ªSELF-DIAG
RESULTSº. If ªNGº is displayed, refer to ªDiagnostic
Procedure

Page 590 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual 2 CLEAR THE SELF-LEARNING DATA
With CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Select ªSELF-LEARNING CONTº in ªWORK SUPPORTº mode with CONSULT-II.
3. Clear the s

Page 591 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual 4 CHECK HEATED OXYGEN SENSOR 1 HEATER (FRONT)
Refer to ªComponent Inspectionº, EC-QG-170.
OK or NG
OK©GO TO 5.
NG©Replace heated oxygen sensor 1 (front).
5 CHECK HEATED OXYGEN SENSOR 1 (FRONT)
Ref

Page 592 of 2267

NISSAN PRIMERA 1999  Electronic Repair Manual Without CONSULT-II
1) Start engine and warm it up to normal operating temperature.
2) Set voltmeter probes between ECM terminal 62 (HO2S1 sig-
nal) and engine ground.
3) Check the following with engin