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
Other materials:
Pre-Inspection for Diagnosis
Work Procedure
CHECK CAMERA LENS AND WINDSHIELD
Are camera lens and windshield contaminated with foreign materials?
YES (When the camera lens is contaminated with foreign materials.)>>
Replace front camera unit (Refer to Removal and Installation.) and GO TO 2.
YES (When the windshield ...
How to Use This Manual. How to Follow Trouble Diagnoses
Description
NOTE:
Trouble diagnoses indicate work procedures required to
diagnose problems effectively. Observe the following instructions before
diagnosing.
Before performing trouble diagnoses, read the “Work Flow” in each section.
After repairs, re-check that the problem has be ...
Ecu Diagnosis Information. Power Window Main Switch
Reference Value
TERMINAL LAYOUTPHYSICAL VALUES
Terminal No.
(Wire color) Description Condition
Value
(Approx.)
(+) (–) Signal name Input/Output
2*1
(R)
Ground
Down mirror motor sensor power supply
Input
—
5 V
3
(G)
Ground
Auto ACC power supply
In ...
