Overall Function Check

WARNING: This page is about a different car, the 2004 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.

Use this procedure to check the overall function of the cooling fan. During this check, a DTC might not be confirmed.

WARNING: Never remove the radiator cap when the engine is hot. Serious burns could be caused by high pressure fluid escaping from the radiator.
Wrap a thick cloth around cap. Carefully remove the cap by turning it a quarter turn to allow built-up pressure to escape. Then turn the cap all the way off.

With CONSULT-II

Check the coolant level in the reservoir tank and radiator.
Allow engine to cool before checking coolant level .

If the coolant level in the reservoir tank and/or radiator is below the proper range, skip the following steps and Go to PROCEDURE A .
Confirm whether customer filled the coolant or not. If customer filled the coolant, skip the following steps and Go to PROCEDURE A .
Turn ignition switch ON.

Fig 1: Checking Coolant Level In Reservoir Tank & Radiator With CONSULT II
Courtesy of NISSAN MOTOR CO., U.S.A.
Perform COOLING FAN in ACTIVE TEST mode with CONSULT-II.

Fig 2: Monitoring Cooling Fan In Active Test Mode
Courtesy of NISSAN MOTOR CO., U.S.A.
If the results are NG, Go to PROCEDURE A .

With GST

Check the coolant level in the reservoir tank and radiator.
Allow engine to cool before checking coolant level .

If the coolant level in the reservoir tank and/or radiator is below the proper range, skip the following steps and Go to PROCEDURE A .
Confirm whether customer filled the coolant or not. If customer filled the coolant, skip the following steps and Go to PROCEDURE A .

Fig 3: Checking Coolant Level In Reservoir Tank & Radiator With GST
Courtesy of NISSAN MOTOR CO., U.S.A.
Perform IPDM E/R auto active test and check cooling fan motors operation, Refer to AUTO ACTIVE TEST .
If NG, Go to PROCEDURE A .