P2237 Diagnostic Trouble Code Discussion for August 2009
Air Fuel Sensor 1 (Bank 1 Sensor 1) Pumping Current Signal Open
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| Help Request | Posted | |
| 2005 Hyundai Elantra GLS 2.0L MIL Lamp on VIN: KMHDN46D95 P2237: Heated Oxygen Sensor (Bank 1 Sensor 1) Pumping Circuit Open. have this vehicle light came on about 3 months ago for same codes someone cleared them and shipped car now im working on it now i have substituded known good o2 sensors and mass air flow sensors and im at a loss no vac. leaks or intake leaks exhaust system is ... |
August 18, 2009 |
