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2000 Infiniti QX4 3.3L MIL Lamp on
Posted to Asian Driveability on 9/2/2008 3 Replies

h02 sensors b1s1, b2s1, replaced and wiring repaired. now have check engine light and trouble codes po131 and po151, circuit low voltage. scan tool shows voltage to 0.67v highest 0.0v lowest while lab scope shows 0.00v to 800 milivolts both banks.

suspect com...

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  Related Documents & Media  2000 Infiniti QX4

 
Message Closed w/FIX

car Vehicle Data

2000 Infiniti QX4

VIN JNRAR07YOY
Engine3.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.02 Sensors B1s1&b2s1 Replaced

Trouble Codes

P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage
P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage
Message Closed w/FIX

car Vehicle Data

2000 Infiniti QX4

VIN JNRAR07YOY
Engine3.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.02 Sensors B1s1&b2s1 Replaced

Trouble Codes

P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage
P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage