Nissan Rogue (T33) 2021-Present Service Manual: P0090 Frp System
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition | ||
| P0090 | 00 |
FUEL PUMP (Fuel Pressure Regulator "A" Control Circuit/Open) |
Diagnosis condition | Engine running at idle |
| Signal (terminal) | High pressure fuel pump signal | |||
| Threshold | ECM detects High pressure fuel pump circuit is open | |||
| Diagnosis delay time | 5 seconds | |||
POSSIBLE CAUSE
-
Harness or connectors (The high pressure fuel pump circuit is open.)
-
High pressure fuel pump
FAIL-SAFE
Engine Control System
Not applicable
Stop/Start System
When a DTC is detected, the stop/start indicator lamp blinks slowly and the stop/start system operation is prohibited.
When ECM detects error while operating the stop/start system, ECM restarts the engine.
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.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is 11 V or more.
>>
GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
-
Turn ignition switch ON and wait at least 10 seconds.
-
Check 1st trip DTC.
Is 1st trip DTC detected?
YES>>Go 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 HIGH PRESSURE FUEL PUMP CIRCUIT
-
Turn ignition switch ON.
-
Disconnect ECM harness connector and high pressure fuel pump harness connector.
-
Check the continuity between ECM harness connector and high pressure fuel pump harness connector.
ECM High pressure fuel pump Continuity Connector Terminal Connector Terminal F72 7 F82 1 Existed 2 2 -
Also check harness for short to power and short to ground.
Is inspection result normal?
YES>>GO TO 2.
NO>>Repair or replace the error-detected parts.
CHECK HIGH PRESSURE FUEL PUMP
Check high pressure fuel pump. Refer to Component Inspection.
Is inspection result normal?
YES>>INSPECTION END
NO>>Replace error-detected parts.
Other materials:
Driver Monitor Camera Control Unit
Reference Value
VALUES ON THE DIAGNOSIS TOOL Monitor item Condition Value/Status
Left eye
Ignition switch ON
When the open / closed state of the driver's right eye is unclear
Invalid
When the driver's right eye is open
Open
When the driver's right eye is closed
Close
...
Ecu Diagnosis Information. Bcm
List of ECU Reference
ECU Reference
BCM
Values on the Diagnosis Tool
Reference Value (With Type A Meter)
Reference Value (With Type B Meter)
Fail-safe
DTC Inspection Priority Chart
DTC Index
...
System Description. System
System Description (Heated Steering Wheel)
SYSTEM DIAGRAMThe
heated steering wheel switch controls the heated steering wheel relay.
When the heated steering wheel switch is turned on, the heated steering
wheel relay is energized and the heated steering wheel system will
operate. The heated ...
