2005 NISSAN X-TRAIL Service Repair Manual

Page 665 of 4555

NISSAN X-TRAIL 2005  Service Repair Manual DTC P0340 CMP SENSOR (PHASE)
EC-261
[QR (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
MA
EC
 
3. CHECK CAMSHAFT POSITION (CMP) SENSOR (PHASE) POWER SUPPLY CIRCUIT
1. Disconnect camshaft position (CMP) sensor (

Page 666 of 4555

NISSAN X-TRAIL 2005  Service Repair Manual EC-262
[QR (WITH EURO-OBD)]
DTC P0340 CMP SENSOR (PHASE)
 
6. CHECK CMP SENSOR (PHASE) INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check harness continuity between CMP sensor (PHASE) terminal 2 and ECM

Page 667 of 4555

NISSAN X-TRAIL 2005  Service Repair Manual DTC P0340 CMP SENSOR (PHASE)
EC-263
[QR (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
MA
EC
 
5. Check resistance as shown in the figure.
Removal and InstallationEBS010Q7
CAMSHAFT POSITION SENSOR (PHASE)
Refer

Page 668 of 4555

NISSAN X-TRAIL 2005  Service Repair Manual EC-264
[QR (WITH EURO-OBD)]
DTC P0420 THREE WAY CATALYST FUNCTION
 
DTC P0420 THREE WAY CATALYST FUNCTIONPFP:20905
On Board Diagnosis LogicEBS010Q8
The ECM monitors the switching frequency ratio of he

Page 669 of 4555

NISSAN X-TRAIL 2005  Service Repair Manual DTC P0420 THREE WAY CATALYST FUNCTION
EC-265
[QR (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
MA
EC
 
9. Rev engine up to 2,000 to 3,000 rpm and maintain it until
“INCMP” of “CATALYST” changes to “C

Page 670 of 4555

NISSAN X-TRAIL 2005  Service Repair Manual EC-266
[QR (WITH EURO-OBD)]
DTC P0420 THREE WAY CATALYST FUNCTION
 
7. Make sure that the voltage switching frequency (high & low)
between ECM terminal 16 and ground is very less than that of
ECM term

Page 671 of 4555

NISSAN X-TRAIL 2005  Service Repair Manual DTC P0420 THREE WAY CATALYST FUNCTION
EC-267
[QR (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
MA
EC
 
OK or NG
OK >> GO TO 5.
NG >> Follow the EC-79, "
Basic Inspection" .
5. CHECK INJECTORS
1. Refer to Wirin

Page 672 of 4555

NISSAN X-TRAIL 2005  Service Repair Manual EC-268
[QR (WITH EURO-OBD)]
DTC P0420 THREE WAY CATALYST FUNCTION
 
8. CHECK INTERMITTENT INCIDENT
Refer to EC-124, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
Trouble is fixed.>>INSPECTION END
T