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:
ECU diagnosis information
ECM
Reference Value
VALUES ON THE DIAGNOSIS TOOL
Remarks:
• Specification data are reference values.
• Specification data are output/input values which are detected or supplied by
the ECM at the connector.
*Specification data may not be directly related to their components
signals/values/o ...
B1180 lap Pre-tensioner RH
DTC Logic
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSTIC RESULT
With CONSULT-III
1. Turn ignition switch ON.
2. Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT-III.
Without CONSULT-III
1. Turn ignition switch ON.
2. Check the air bag warning lamp status. Refer to SRC ...
U1000 can comm circuit
Description
CAN (Controller Area Network) is a serial communication line for real time
applications. It is an on-vehicle multiplex
communication line with high data communication speed and excellent error
detection ability. Modern
vehicle is equipped with many electronic control unit, and eac ...