Nissan Rogue (T33) 2021-Present Service Manual: P0197 Eot Sensor
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition | ||
| P0197 | 00 |
EOT SEN/CIRK (Engine oil temperature sensor A circuit low) |
Diagnosis condition | Engine running at idle |
| Signal (terminal) | Engine oil temperature sensor signal | |||
| Threshold | An excessively low voltage from the sensor is sent to ECM | |||
| Diagnosis delay time | — | |||
POSSIBLE CAUSE
-
Harness or connectors (The EOT sensor circuit is open or shorted.)
-
Engine oil temperature sensor
FAIL-SAFE
Not applicable
DTC Confirmation Procedure
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
-
Turn ignition switch OFF and wait at least 10 seconds.
-
Turn ignition switch ON.
-
Turn ignition switch OFF and wait at least 10 seconds.
>>
GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
-
Start engine and wait at least 5 seconds.
-
Check 1st trip DTC.
Is 1st trip DTC detected?
YES>>Proceed to DTC Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>Confirmation after repair: INSPECTION END
DTC Diagnosis Procedure
CHECK ENGINE OIL TEMPERATURE SENSOR POWER SUPPLY
-
Turn ignition switch OFF.
-
Disconnect engine oil temperature (EOT) sensor harness connector.
-
Turn ignition switch ON.
-
Check the voltage between EOT sensor harness connector and ground.
+ − Voltage
(Approx.)EOT sensor Connector Terminal F68 1 Ground 5 V
Is the inspection result normal?
YES>>GO TO 3.
NO>>GO TO 2.
CHECK ENGINE OIL TEMPERATURE SENSOR POWER SUPPLY CIRCUIT
-
Turn ignition switch OFF.
-
Disconnect ECM harness connector.
-
Check the continuity between EOT sensor harness connector and ECM harness connector.
+ − Continuity EOT sensor ECM Connector Terminal Connector Terminal F68 1 F71 95 Existed -
Also check harness for short to ground.
Is the inspection result normal?
YES>>Perform the trouble diagnosis for power supply circuit.
NO>>Repair or replace error-detected parts.
CHECK EOT SENSOR GROUND CIRCUIT
-
Turn ignition switch OFF.
-
Disconnect ECM harness connector.
-
Check the continuity between EOT sensor harness connector and ECM harness connector.
+ − Continuity EOT sensor ECM Connector Terminal Connector Terminal F68 2 F71 107 Existed -
Also check harness for short to power.
Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace error-detected parts.
CHECK ENGINE OIL TEMPERATURE SENSOR
Check the engine oil temperature sensor. Refer to Component Inspection.
Is the inspection result normal?
YES>>Check intermittent incident. Refer to Intermittent Incident.
NO>>Replace engine oil temperature sensor. Refer to Exploded View.
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DTC Description
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CONSULT screen terms
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Diagnosis condition
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Signal (terminal)
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