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1995 Jaguar XJ6 4.0L MIL Lamp on
Posted to European Driveability on 5/8/2007 5 Replies

This one has me stumped. MIL is on with code for bank 1 lean. Looking at Oxygen sensors on labscope it appears that B1 S1 sensor is mostly stuck rich (flat-line at about 100 mV.) It will go lean (approx. 4.80 V.) when secondary air pump runs or when I blip the...

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  Related Documents & Media  1995 Jaguar XJ6

 
Message Closed w/FIX

car Vehicle Data

1995 Jaguar XJ6

VIN SAJHX1746S
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0139Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response
P0171Fuel System Too Lean (Bank 1)
Message Closed w/FIX

car Vehicle Data

1995 Jaguar XJ6

VIN SAJHX1746S
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0139Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response
P0171Fuel System Too Lean (Bank 1)