Nissan Versa

 Sedan Service Manual

Engine » Engine control system (EC) » P1217 engine over temperature
Diagnosis Procedure

1.CHECK COOLING FAN OPERATION

With CONSULT

1. Turn ignition switch ON.
2. Perform "COOLING FAN" in "ACTIVE TEST" mode with CONSULT.
3. Make sure that cooling fan motor operate at each speed (LOW/HI).

Without CONSULT

1. Perform IPDM E/R auto active test and check cooling fan motor operation. Refer to PCS, "Diagnosis Description".
2. Make sure that cooling fan motor operate at each speed (Low/High).

Is the inspection result normal?

YES >> GO TO 2.

NO >> Go to EC, "Diagnosis Procedure".

2.CHECK COOLING SYSTEM FOR LEAK-I

Check cooling system for leak. Refer to CO, "Inspection".

Is leakage detected?

YES >> GO TO 3.

NO >> GO TO 4.

3.CHECK COOLING SYSTEM FOR LEAK-II

Check the following for leak.

• Hose (Refer to CO, "Inspection".)
• Radiator (Refer to CO, "RADIATOR : Inspection".)
• Water pump (Refer to CO, "Inspection".)

>> Repair or replace malfunctioning part.

4.CHECK RADIATOR CAP

Check radiator cap. Refer to CO, "RADIATOR CAP : Inspection".

Is the inspection result normal?

YES >> GO TO 5.

NO >> Replace radiator cap. Refer to CO, "Exploded View".

5.CHECK THERMOSTAT

Check thermostat. Refer to CO, "Removal and Installation".

Is the inspection result normal?

YES >> GO TO 6.

NO >> Replace thermostat. Refer to CO, "Removal and Installation".

6.CHECK ENGINE COOLANT TEMPERATURE SENSOR

Refer to EC, "Component Inspection".

Is the inspection result normal?

YES >> GO TO 7.

NO >> Replace engine coolant temperature sensor. Refer to EM, "Exploded View".

7.OVERHEATING CAUSE ANALYSIS

If the cause cannot be isolated, check CO, "Troubleshooting Chart".

>> INSPECTION END

DTC Logic

Component Function Check

Diagnosis Procedure