Check Engine Light Due to Failed Rear Oxygen Sensor on Infiniti QX4

The rear oxygen sensor may fail resulting in illumination of the Check Engine Light. Our technicians recommend to ensure the latest software is installed in the powertrain control module (PCM) along with replacing the failed O2 sensor.

RepairPal Verified
Average mileage: (–)
1 model year affected: 2001
1 person reported this problem
0 people shared problem details
Related Items:
The Check Engine Light may illuminate indicating a fault with two or more oxygen sensors. Our t...
The Check Engine Light may illuminate with code P0138, P0140, P0158, and/or P0160 stored. Our t...
After giving a jump all the gages are swinging back and forth, the check engine light along wit...

Related Content