Nissan Juke Service and Repair Manual : P0201, P0202, P0203, P0204 fuel injector

DTC Logic

DTC DETECTION LOGIC

NOTE:


NOTE

:

If DTC P0201, P0202, P0203 or P0204 is displayed with DTC P0263, P0266, P0269 or P0272 first perform trouble diagnosis for DTC P0263, P0266, P0269 or P0272. Refer to EC-931, "DTC Logic".

Diagnosis Procedure

1.CHECK FUEL INJECTOR POWER SUPPLY CIRCUIT FOR OPEN AND SHORT

1. Turn ignition switch OFF.

2. Disconnect ECM harness connector.

3. Disconnect fuel injector harness connector.

4. Check the continuity between fuel injector harness connector and ECM harness connector.

5. Also check harness for short to ground and short to power.


5. Also check harness for short to ground and short to power.

Is the inspection result normal? YES >> GO TO 2.

NO >> Repair open circuit or short to ground or short to power in harness or connectors.

2.CHECK FUEL INJECTOR OUTPUT CIRCUIT FOR OPEN AND SHORT

1. Check the continuity between fuel injector harness connector and ECM harness connector.

2. Also check harness for short to ground and short to power.


2. Also check harness for short to ground and short to power.

Is the inspection result normal? YES >> GO TO 3.

NO >> Repair open circuit or short to ground or short to power in harness or connectors.

3.CHECK FUEL INJECTOR

Refer to EC-922, "Component Inspection".

Is the inspection result normal? YES >> GO TO 4.

NO >> Replace malfunctioning fuel injector.

4.CHECK INTERMITTENT INCIDENT

Refer to GI-42, "Intermittent Incident", ???INCIDENT SIMULATION TESTS??? and ???GROUND INSPECTION???.

>> INSPECTION END

Component Inspection

1.CHECK FUEL INJECTOR

1. Turn ignition switch OFF.

2. Disconnect fuel injector harness connector.

3. Check resistance between fuel injector terminals as follows.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END

NO >> Replace malfunctioning fuel injector.

    P0200 fuel injector
    DTC Logic DTC DETECTION LOGIC Diagnosis Procedure 1.CHECK FUEL INJECTOR POWER SUPPLY CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Disconnect ECM harness connector. 3. Disconnect ...

    P0217 engine over temperature
    DTC Logic DTC DETECTION LOGIC If the cooling fan or another component in the cooling system malfunctions, engine coolant temperature will rise. When the engine coolant temperature reaches an a ...

    Other materials:

    Precaution Necessary for Steering Wheel Rotation after Battery Disconnect
    NOTE: • Before removing and installing any control units, first turn the ignition switch to the LOCK position, then disconnect both battery cables. • After finishing work, confirm that all control unit connectors are connected properly, then re-connect both battery cables. • Always use CONS ...

    Measurement of weights
    Secure loose items to prevent weight shifts that could affect the balance of your vehicle. When the vehicle is loaded, drive to a scale and weigh the front and the rear wheels separately to determine axle loads. Individual axle loads should not exceed either of the Gross Axle Weight Ratings ( ...

    Waxing
    Regular waxing protects the paint surface and helps retain new vehicle appearance. Polishing is recommended to remove built-up wax residue and to avoid a weathered appearance before reapplying wax. A NISSAN dealer can assist you in choosing the proper product. • Wax your vehicle only after a t ...