Nissan Rogue (T33) 2021-Present Service Manual: P025a Fuel Pump Relay
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition | ||
| P025A | 00 |
FUEL PUMP MODULE A (Fuel Pump Module "A" Control Circuit/Open) |
Diagnosis condition | The ignition switches on and the engine stops. |
| Signal (terminal) | Fuel pump relay signal | |||
| Threshold | When ECM detects open circuit depending on fuel pump relay operating voltage. | |||
| Diagnosis delay time | ― | |||
POSSIBLE CAUSE
-
Harness or connectors (circuit is open)
-
ECM internal malfunction
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.
YES>>
GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
Turn ignition switch ON and wait at least 15 seconds.
Is 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 FUEL PUMP
Check fuel pump. Refer to Component Inspection.
Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair or replace malfunctioning part.
PERFORM DTC CONFIRMATION PROCEDURE
-
Turn ignition switch ON.
-
Erase DTC.
-
Perform DTC confirmation procedure. Refer to DTC Description.
Is the DTC P025A displayed again?
YES>>Replace ECM. Refer to ECM : Removal & Installation.
NO>>INSPECTION END
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DTC Description
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CONSULT screen terms
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System
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System Description
SYSTEM DIAGRAM
With type B meter
With type A meter Without ProPILOT Assist 2.1
With type A meter With ProPILOT Assist 2.1
DESCRIPTION
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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 p ...
