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2002 Infiniti QX4 Problems

Find the most common issues based on 2002 Infiniti QX4 owner complaints.
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Most Common 2002 Infiniti QX4 Problems

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/Infi...
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.
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.
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0 Known 2002 Infiniti QX4 Brakes Problems

1 Known 2002 Infiniti QX4 Drive Train Problem

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/Infi...

0 Known 2002 Infiniti QX4 Electrical & Lights Problems

2 Known 2002 Infiniti QX4 Engine Problems

An abnormal noise may develop from the timing chain area, Our technicians tell us it may be necessary to replace the variable valve timing camshaft shaft sprockets to correct this concern.
Rattling and tapping in the front of the engine on the 2001-2004 Infiniti QX4 is very evident, especially on cold starts. This rattling noise should not be taken lightly as it warns of upcoming tim...

1 Known 2002 Infiniti QX4 Exhaust & Emissions Problem

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.

1 Known 2002 Infiniti QX4 Heating & Air Conditioning Problem

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.

1 Known 2002 Infiniti QX4 Maintenance Problem

The throttle body for the Infiniti QX4 is known for carbon buildup, and requires regular, light cleaning to maintain peak performance. After cleaning the throttle body, many owners notice a very hi...

0 Known 2002 Infiniti QX4 Miscellaneous Problems

0 Known 2002 Infiniti QX4 Suspension & Steering Problems

6
Known 2002 Infiniti QX4 Problems & Complaints

The throttle body for the Infiniti QX4 is known for carbon buildup, and requires regular, light cleaning to maintain peak performance. After cleaning the throttle body, many owners notice a very hi...
Rattling and tapping in the front of the engine on the 2001-2004 Infiniti QX4 is very evident, especially on cold starts. This rattling noise should not be taken lightly as it warns of upcoming tim...
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/Infi...
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.
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.
An abnormal noise may develop from the timing chain area, Our technicians tell us it may be necessary to replace the variable valve timing camshaft shaft sprockets to correct this concern.
Get a Repair Estimate
Guaranteed by certified locations nationwide. Learn more
RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more
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