Engine Oil Pressure Signal Inspection
WARNING: This page is about a different car, the 2006 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK OIL PRESSURE SENSOR SIGNAL
- Turn ignition switch ON.
- Check voltage between combination meter harness connector M24 terminal 20 and ground.
Courtesy of NISSAN MOTOR CO., U.S.A.
TERMINALS VOLTAGE REFERENCE CHARTTerminals Condition Voltage (V) (+) (-) Connector Terminal M24 20 Ground When ignition switch is in ON position. (Engine stopped.) Yes Engine running. (Idle speed) Yes
OK or NG
OK: Replace combination meter. Refer to "COMBINATION METER ".
NG: GO TO 2.
- CHECK OIL PRESSURE SENSOR SIGNAL
- Turn ignition switch OFF.
- Disconnect oil pressure sensor connector F4.
- Turn ignition switch ON.
- Check voltage between combination meter harness connector M24 terminal 22 and ground.
Courtesy of NISSAN MOTOR CO., U.S.A.
Voltage: Approx. 5V
OK or NG
OK: GO TO 3.
NG: Replace combination meter. Refer to "COMBINATION METER ".
- CHECK OIL PRESSURE SENSOR POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect combination connector M24.
- Check continuity between combination meter harness connector M24 terminal 22 and oil pressure sensor harness connector F4 terminal 1.
Continuity should exist.
- Check continuity between combination meter harness connector M24 terminal 22 and ground.
Continuity should not exist.
OK or NG
OK: GO TO 4.
NG: Repair harness or connector.
- CHECK OIL PRESSURE SENSOR SIGNAL CIRCUIT
- Check continuity between combination meter harness connector M24 terminal 20 and oil pressure sensor harness connector F4 terminal 2.
Continuity should exist.
- Check continuity between combination meter harness connector M24 terminal 20 and ground.
Continuity should not exist.
OK or NG
OK: GO TO 5.
NG: Repair harness or connector.
- Check continuity between combination meter harness connector M24 terminal 20 and oil pressure sensor harness connector F4 terminal 2.
- CHECK OIL PRESSURE SENSOR GROUND CIRCUIT
Check continuity between combination meter harness connector M24 terminal 16 and oil pressure sensor harness connector F4 terminal 3.
Fig 5: Checking Continuity Between Combination Meter Harness Connector M24 Terminal 16 And Oil Pressure Sensor Harness Connector F4 Terminal 3Courtesy of NISSAN MOTOR CO., U.S.A.
Continuity should exist.
OK or NG
OK: Replace oil pressure sensor.
NG: Repair harness or connector.