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2010 Chevrolet Equinox LT 2.4L MIL Lamp on
Posted to GM Driveability on 12/11/2017 11 Replies

P0420 Present, found rear 02 sensors to be in spec no switching. FRONT 02 will go from .05 ma to .8ma fuel trims okay at idle ltft at around 2 long term at about 5. Around 100 degree difference in and out of converter. Lots of hits on identifix for convert...

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  Related Documents & Media  2010 Chevrolet Equinox LT

 
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car Vehicle Data

2010 Chevrolet Equinox LT

VIN 2CNALDEW8A
Engine2.4 L / 4 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)
Message Closed

car Vehicle Data

2010 Chevrolet Equinox LT

VIN 2CNALDEW8A
Engine2.4 L / 4 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)