Nissan Note [1721/1872] Dtc p0089 fuel pump

Nissan Note [1721/1872] Dtc p0089 fuel pump
DTC P0089 FUEL PUMP
EC-1721
[K9K]
C
D
E
F
G
H
I
J
K
L
M
A
EC
DTC P0089 FUEL PUMP PFP:16700
On Board Diagnosis Logic
BBS0042D
NOTE:
Special notes:
Malfunction indicator (Red) lights up.
Diagnostic Procedure
BBS0042F
1. CHECK FUEL RAIL PRESSURE SENSOR
Refer to EC-1664, "
TEST 7: HIGH PRESSURE SYSTEM CHECK" .
OK or NG
OK >> GO TO 2.
NG >> Replace fuel rail.
2. CHECK FUEL PUMP
Perform EC-1762, "
Component Inspection" .
OK or NG
OK >> GO TO 3.
NG >> Replace Fuel pump.
3. CHECK FUEL FILTER
Refer to EC-1666, "
TEST 11: FUEL FILTER CHECK" .
OK or NG
OK >> GO TO 4.
NG >> Replace fuel filter.
4. CHECK FUEL LINE
Refer to EC-1665, "
TEST 8: HIGH-PRESSURE CIRCUIT LEAK CHECK" .
OK or NG
OK >> GO TO 5.
NG >> Repair fuel line.
5. PERFORM HIGH PRESSURE SYSTEM CHECK
Refer to EC-1664, "
TEST 7: HIGH PRESSURE SYSTEM CHECK" .
>> INSPECTION END
Removal and Installation
BBS0042G
FUEL PUMP
Refer to EM-268, "HIGH PRESSURE PUMP" .
DTC No. Trouble diagnosis name Possible cause
P0089
FUEL RAIL PRESSURE REGULATION FUNCTION
1.DEF: At minimum limit
2.DEF: At maximum limit
3.DEF: Below minimum threshold
4.DEF: Above maximum threshold
5.DEF: High flow current < minimum
5.DEF: High flow current > maximum
7.DEF: Low flow current < minimum
8.DEF: Low flow current > maximum
Fuel pump
Air mixed with fuel
Lack of fuel
Fuel rail pressure sensor

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