DTC Description
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P0520 | EOP SENSOR/SWITCH (Engine oil pressure sensor/switch circuit) | Signal voltage from the EOP sensor remains at more than 5.02 V / less than 0.3 V for 5 seconds or more. |
POSSIBLE CAUSE
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
Is 1st trip DTC detected? YES >> Proceed to EC-358, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK ENGINE OIL
Is inspection result normal? YES >> GO TO 2.
NO >> Repair or replace error-detected parts.
2.CHECK EOP SENSOR POWER SUPPLY-1
Inspection result normal?
YES >> GO TO 7.
NO >> GO TO 3.
3.CHECK EOP SENSOR POWER SUPPLY-2
Check the voltage between EOP sensor harness connector and the ground.
Is inspection result normal? YES >> GO TO 5.
NO >> GO TO 4.
4.CHECK SENSOR POWER SUPPLY 2 CIRCUIT
Perform EC-484, "Diagnosis Procedure".
Is inspection result normal? YES >> Perform the trouble diagnosis for power supply circuit.
NO >> Repair or replace error-detected parts.
5.CHECK EOP SENSOR GROUND CIRCUIT
Is inspection result normal? YES >> GO TO 6.
NO >> Repair or replace error-detected parts.
6.CHECK ECM GROUND CIRCUIT
Check the continuity between ECM harness connector and ground.
Is inspection result normal? YES >> GO TO 9.
NO >> Repair or replace error-detected parts.
7.CHECK EOP SENSOR SIGNAL CIRCUIT
Is inspection result normal? YES >> GO TO 8.
NO >> Repair or replace error-detected parts.
8.CHECK EOP SENSOR
Refer to EC-360, "Component Inspection".
Is inspection result normal? YES >> GO TO 9.
NO >> Repair or replace error-detected parts.
9.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
>> INSPECTION END
Component Inspection
1.CHECK EOP SENSOR
Is the inspection result normal? YES >> INSPECTION END.
NO >> Replace EOP sensor. Refer to EC-14, "Component Parts Location".
Heated seats (if so equipped)
The front seats are warmed by built-in heaters.
Start the engine.
Push the LO or HI position of the switch, as
desired. The indicator light in the switch will
illuminate.
The heater is controlled by a thermostat,
automatically turning the heater on and off.
The in ...
Preparation
Special Service Tools
The actual shape of the tools may differ from those illustrated here.
Tool number
(TechMate No.)
Tool name
Description
—
(J-39570)
Chassis Ear
Locating the noise
—
(J-50397)
NISSAN Squeak and Rattle
Kit
...
Cooler pipe and hose
Exploded View
Condenser
High-pressure flexible hose
Low-pressure flexible hose
Low-pressure pipe
Heating and cooling unit assembly
High-pressure pipe
Compressor
O-ring
Low-pressure service port
High-pressure service port
LOW-PRESSURE PIP
LOW-PRESSURE P ...