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2005 Chevrolet Astro 4.3L MIL Lamp on
Posted to GM Driveability on 2/22/2013 6 Replies

Cant figure this one out. Have .45 with minimal movement. Pinned the ECM at the Purple/white and had .64, so I decided to cut the purple/white out at ECM and at sensor harness and run a jumper wire and the voltage moved around but was low in the .1-.3V but whe...

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  Related Documents & Media  2005 Chevrolet Astro

 
Message Closed w/FIX

car Vehicle Data

2005 Chevrolet Astro

VIN 1GCDM19XX5
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0140Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity Detected
Message Closed w/FIX

car Vehicle Data

2005 Chevrolet Astro

VIN 1GCDM19XX5
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0140Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity Detected