P0131 Diagnostic Trouble Code Discussion for February 2010
Air Fuel Sensor (Bank 1 Sensor 1) Circuit Low Input (Lean Shift)
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| Help Request | Posted | |
| 1999 Subaru Legacy L 2.2L Poor Idle Quality, MIL Lamp on VIN: 4S3BK435XX P0131: o2 sensor low b1s1. hello to all. this subaru is giving me all types of trouble and need help! the customer tried to replace the head gaskets. he got the timing belt installed wrong and towed it to me. i put the belt on correctly and got the car to start. and finnished installing... |
February 05, 2010 | |
| 2004 GMC Sierra 1500 5.3L Misfire, MIL Lamp on VIN: 2GTEK13TX4 P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage. Any help would be apprieciated. This vehicle came in with a miss and lean code on bank one. I checked fuel press. 62 P.S.I. I also checked for vaccume leaks and found none. Checked TSB's And O2 sensor not cracked. Cyl. 1,3,5,7 misses inter with 1,5 missing all... |
February 18, 2010 | |
| 2005 Buick Allure CX 3.8L Stall VIN: 2G4WF532Y5 P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage. At this time, vehicle of course not acting up, only code is the above for bank one sensor one o2, problem is intermittent stall, happens on startup, happens when slowing down, no regularity to the problem, may not act up for weeks, settles right down after res... |
February 26, 2010 |
