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Problems for specific Infiniti QX4 years:

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Most reported 2002 Infiniti QX4 problems

 

Verified for the Infiniti QX4

The 4WD light may flash on and off intermittently with no transfer case related fault code stored in the powertrain control module (PCM). Our technicians recommend to ensure the correct Nissan/Infinity approved fluid is present in the transfer case if this condition occurs.

4 Reports
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Verified for the Infiniti QX4

The heater blower motor may only work on the high speed setting. Our technicians recommend replacing the heater blower motor and fan control amplifier to address this problem.

4 Reports
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Verified for the Infiniti QX4

Front catalytic converters are prone to cracking along the seams of the converter itself. Most repair shops can successfully weld the seems to prevent exhaust leakage.

3 Reports
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