Nissan Rogue (T33) 2021-Present Service Manual: Crankcase Ventilation Valve
Diagnosis Procedure
CHECK CRANKCASE VENTILATION VALVE POWER SUPPLY CIRCUIT
-
Turn ignition switch OFF.
-
Disconnect IPDM E/R harness connector.
-
Check the continuity between crankcase ventilation valve harness connector and IPDM E/R harness connector.
Crankcase ventilation valve IPDM E/R Continuity Connector Terminal Connector Terminal F130 1 E35 66 Existed -
Also check harness for short to ground.
Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair or replace error-detected parts.
CHECK CRANKCASE VENTILATION VALVE INPUT SIGNAL CIRCUIT
-
Turn ignition switch OFF.
-
Disconnect ECM harness connector.
-
Check the continuity between crankcase ventilation valve harness connector and ECM harness connector.
Crankcase ventilation valve ECM Continuity Connector Terminal Connector Terminal F130 1 F72 10 Existed -
Also check harness for short to ground and to power.
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair or replace error-detected parts.
CHECK CRANKCASE VENTILATION VALVE
Check the crankcase ventilation valve. Refer to Component Inspection.
Is the inspection result normal?
YES>>INSPECTION END
NO>>Replace crankcase ventilation valve. Refer to Exploded View.
Component Inspection
CHECK CRANKCASE VENTILATION VALVE
-
Turn ignition switch OFF.
-
Disconnect crankcase ventilation valve harness connector.
-
Disconnect Fresh air hose and air duct connected to crankcase ventilation valve.
-
Remove resonator. Refer to Exploded View.
-
Check air passage continuity of crankcase ventilation valve as per the following conditions.
Crankekase ventilation valve
Resonator
Condition Air passage continuity between
and 
12 V direct current supply between terminals 1 and 2 Not existed No supply Existed
Is the inspection result normal?
YES>>INSPECTION END
NO>>Replace crankcase ventilation valve. Refer to Exploded View.
Other materials:
Windows
Power windows
Basic information
WARNING
Make sure all passengers keep their hands and other body parts inside the vehicle while it is moving and before you close the windows. Use the window lock switch to help prevent unintended operation of the power windows.
To help avoid the risk of injury or ...
U0469 Can Communication
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U0469
00
Invalid data (starter/generator C/U)
(Invalid Data Received From Starter / Generator Control Module)
Diagnosis condition
Ignition switch ON
Signa ...
U278c-88 Ethernet Circuit
DTC Description
DTC DETECTION LOGICWith type B meter DTC No. CONSULT screen terms DTC detected condition
U278C-88
Ethernet circuit
Diagnosis condition
When ignition switch is ON.
Signal (terminal)
—
Threshold
Lost ethernet communication with AV control unit
Diag ...
