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".
C1142 press sensor
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1142
PRESS SEN CIRCUIT
When a malfunction is detected in master cylinder
pressure sensor
Stop lamp switch system
ABS actuator and electric unit
...
Preparation
Special Service Tool
Tool number
(TechMate No.)
Tool name
Description
—
(J-46534)
Trim Tool Set
Removing trim components
Commercial Service Tool
(TechMate No.)
Tool name
Description
( — )
Power tool
Loo ...
ECU diagnosis information
FRONT AIR CONTROL
Reference Value
TERMINAL LAYOUT
PHYSICAL VALUES
DTC Inspection Priority Chart
If some DTCs are displayed at the same time, perform inspections one by one
based on the following priority
chart.
Priority
Detected items (DTC)
1
...