Nissan Juke Service and Repair Manual : P1220 fuel pump control module (FPCM)
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
• Before performing the following procedure, confirm that battery voltage is
between 12 - 15 V at idle.
• Before performing the following procedure, check that the engine coolant temperature is −10°C (14°F) or more.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Start engine and let it idle for at least 5 seconds.
If engine does not start, crank engine for at least 5 seconds.
2. Check DTC.
Is DTC detected? YES >> Proceed to EC-695, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK FPCM POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect FPCM harness connector.
3. Turn ignition switch ON.
4. Check the voltage between FPCM harness connector and ground.
Is the inspection result normal? YES >> GO TO 2.
NO >> GO TO 3.
2.CHECK FPCM POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R harness connector.
3. Check the continuity between FPCM harness connector and IPDM E/R harness connector.
4. 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.
3.CHECK FPCM GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check the continuity between FPCM harness connector and ground.
3. Also check harness for short to power.
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace error-detected parts.
4.CHECK FPCM INPUT AND OUTPUT CIRCUITS
1. Disconnect ECM harness connector.
2. Check the continuity between FPCM harness connector and ECM harness connector.
3. Also check harness for short to ground and to power.
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace error-detected parts.
5.CHECK FUEL PUMP CONTROL CIRCUIT
1. Disconnect fuel level sensor unit (fuel pump) harness connector.
2. Check the continuity between FPCM harness connector and fuel level sensor unit (fuel pump) harness connector.
3. Also check harness for short to ground and to power.
Is the inspection result normal? YES >> GO TO 6.
NO >> Repair or replace error-detected parts.
6.CHECK FPCM
Check the FPCM. Refer to EC-325, "Component Inspection (FPCM)".
Is the inspection result normal? YES >> Check intermittent incident .Refer to GI-42, "Intermittent Incident".
NO >> Replace FPCM. Refer to EC-806, "Removal and Installation".
Component Inspection (FPCM)
1.CHECK FUEL PUMP CONTROL MODULE (FPCM)
Check the voltage between FPCM terminals as per the following conditions.
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace FPCM. Refer to EC-806, "Removal and Installation".
P1217 engine over temperature
DTC Logic DTC DETECTION LOGIC NOTE: • If DTC P1217 is displayed with DTC U1001, first perform the trouble diagnosis for DTC U1001. Refer to EC-569, "DTC Logic". • If DTC P1217 is disp ...P1225 TP sensor
DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 se ...Other materials:
Exterior lighting system symptoms
Without daytime running light system
WITHOUT DAYTIME RUNNING LIGHT SYSTEM : Symptom Table
CAUTION:
Perform the self-diagnosis with CONSULT-III before the symptom diagnosis.
Perform the trouble diagnosis
if any DTC is detected.
With daytime running light system
WITH DAYTIME RUNNING LIGHT ...
Door lock status indicator does not illuminate
Diagnosis Procedure
1.CHECK DOOR LOCK STATUS INDICATOR
Check door lock status indicator.
Refer to DLK-395, "Component Function Check".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning parts.
2.REPLACE BCM
1. Replace BCM ...
Inspection
INSPECTION AFTER INSTALLATION
• Check accelerator pedal moves smoothly within the whole operation range
when it is fully depressed and
released.
• Check accelerator pedal securely returns to the fully released position.
• For the electrical inspection of accelerator pedal position sensor. Refe ...