P2237 Diagnostic Trouble Code Discussion for January 2020
Air Fuel Sensor 1 (Bank 1 Sensor 1) Pumping Current Signal Open
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| Help Request | Posted | |
| 2009 Pontiac Vibe 2.4L MIL Lamp on, Open loop VIN: 5Y2SP67069 P2237: O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1. ... shop with the wideband code. No other drivability issues, Only the one code P2237. I believe the ECM is bad but would like your guys thoughts. When the codes cleared and the cars idling it goes in to closeloop can works fine and the wideband reads 3.3... |
January 28, 2020 |
