Join Now
International Automotive Technicians Network

P0131 Diagnostic Trouble Code Discussion for April 2005

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


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0131
Help Request Posted
2001 Isuzu Rodeo LS 3.2L Hesitation, Surge, Misfire, MIL Lamp on VIN: 4S2DM58W81
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Input. checked oxygen sensors on both banks. found sensors work as normal operation. after a few minutes one of the sensors, not both at the same time, will drop off to zero. It will alternate which bank shows zero volts from the pre cat oxygen sensors. both sensors ...
April 18, 2005
2001 Isuzu Rodeo LS 3.2L Hesitation, Surge, Misfire, MIL Lamp on VIN: 4S2DM58W81
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Input. checked oxygen sensors on both banks. found sensors work as normal operation. after a few minutes one of the sensors, not both at the same time, will drop off to zero. It will alternate which bank shows zero volts from the pre cat oxygen sensors. both sensors ...
April 18, 2005