Nissan Murano: Removal and Installation / Fuel Pump Control Module
Exploded View

| 1. |
Fuel pump control module (FPCM) |
2. |
FPCM bracket |
 |
Front |
Removal and Installation
REMOVAL
Lift luggage floor rear finisher and locate fuel pump control module (FPCM) behind luggage mask.
Remove bolts (A) from the bracket.

Disconnect the harness connector (B) from the fuel pump control module (1) and then remove fuel pump control module.
INSTALLATION
Installation is in the reverse order of removal.
Exploded View
1.
ECM bracket
2.
ECM
3.
ECM cover
Front
Removal and Installation
CAUTION:
Perform ADDITIONAL SERVICE WHEN REPLACING ECM...
Idle Speed
Condition Specification
No load* (in P or N position)
625 ± 50 rpm
*: Under the following conditions
A/C switch: OFF
Electric load: OFF (Lights, heater fan & rear window defogger)
Steering wheel: Kept in straight-ahead position
Ignition Timing
Condition Specification
No load* (in P or N position)
12 ± 2° BTDC
*: Under the following conditions
A/C switch: OFF
Electric load: OFF (Lights, heater fan & rear window defogger)
Steering wheel: Kept in straight-ahead position
Calculated Load Value
Condition Specification (Using CONSULT or GST)
At idle
10 – 35 %
At 2,500 rpm
10 – 35 %
Mass Air Flow Sensor
Supply voltage
Approx...
Other information:
General Specification
GENERAL SPECIFICATIONS Cylinder arrangement
V-6
Displacement cm3 (cu in)
3,498 (213.45)
Bore and stroke mm (in)
96 x 81 (3.780 x 3.189)
Valve arrangement
DOHC
Firing order
1-2-3-4-5-6
Number of piston rings
Compression
2
Oil
1
Number of main bearings
4
Compression ratio
10...
DTC Description
DTC DETECTION LOGIC
Deterioration in A/F sensor 1 heater performance.
The current amperage in the A/F sensor 1 heater circuit is out of the normal range.
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0031
A/F SEN1 HTR (B1)
(HO2S heater control circuit low bank 1 sensor 1)
Diagnosis condition
Start engine and let it idle
Signal (terminal)
Voltage signal transmitted from A/F sensor 1 heater to ECM
Threshold
An excessively low voltage signal is sent to ECM through the A/F sensor 1 heater
Diagnosis delay time
—
POSSIBLE CAUSE
Harness or connectors (The A/F sensor 1 heater circuit is open or shorted...
Categories

The autolight system allows the headlights
to turn on and off automatically. The autolight
system can:
Turn on the headlights, front parking,
tail, license plate and instrument panel
lights automatically when it is dark.
Turn off all the lights (except daylight
running lights) when it is light.
Keep all the lights on for a period of time
after you place the ignition switch in the
OFF position and all doors are closed.
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