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P0131 Diagnostic Trouble Code Discussion for July 2008

Air Fuel Sensor (Bank 1 Sensor 1) Circuit Low Input (Lean Shift)

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Trouble Ticket Help Requests for DTC P0131
Help Request Posted
2000 Chevrolet Astro 4.3L Hesitation VIN: 1GCDM19W2Y
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Input. Hi all, van came in with complaint of no power. Test drive felt like clogged cat since it was bogging down under wide open throttle. Exhaust coming from cat was especially hot and seemed like there wasn't much coming through. I had already noted this cat for r...
July 29, 2008
2002 Dodge Durango Sport 4.7L MIL Lamp on VIN: 1B4HR38N02
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage. Hello, I have a durango that will turn the check engine light on upon start up. Customer had a code for bad bank 2 sensor 2 heater circuit open. Decided to change all sensor with aftermarket sensors. We decided to go back to OE sensor but even the dealer had a...
July 30, 2008