P0131 Diagnostic Trouble Code Discussion for May 2013
Air Fuel Sensor (Bank 1 Sensor 1) Circuit Low Input (Lean Shift)
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| Help Request | Posted | |
| 2002 Chevrolet Tracker 2.0L MIL Lamp on VIN: 2CNBJ13C72 P0131: O2 sensor sig low B1S1. ... service, young tech noticed bad brakes, axle, and 2 tires, but failed to realize the MIL lamp did not light in bulb test. aarrrggh! Cut to the chase... mil bulb burned out (how many hrs "on" would that take?) Three codes in memory... 1) P0131 upstr... |
May 14, 2013 | |
| 2002 Chevrolet Tracker 2.0L MIL Lamp on VIN: 2CNBJ13C72 P0131: O2 sensor sig low B1S1. ... service, young tech noticed bad brakes, axle, and 2 tires, but failed to realize the MIL lamp did not light in bulb test. aarrrggh! Cut to the chase... mil bulb burned out (how many hrs "on" would that take?) Three codes in memory... 1) P0131 upstr... |
May 21, 2013 |
