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2004 Hyundai Elantra GLS 2.0L MIL Lamp on
Posted to Asian Driveability on 8/30/2011 7 Replies

car came in p2096 p2196 and p2270

upstream sensor reading about 2450mv -4000mv down stream reading about 800mv changing down to 0 and back up with the throttle We installed a walker [...] upstream o2 sensor and the same results if we unplug the upstream senso...

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  Related Documents & Media  2004 Hyundai Elantra GLS

 
Message Closed w/Summary

car Vehicle Data

2004 Hyundai Elantra GLS

VIN KMHDN46D74
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P2096Downstream Fuel System Lean - HO2S-12 (Bank 1 Sensor 2)
P2196Heated Oxygen Sensor (Bank 1 Sensor 1) Biased Rich
P2270Heated Oxygen Sensor (Bank 1 Sensor 2) Signal Stuck Lean
Message Closed w/Summary

car Vehicle Data

2004 Hyundai Elantra GLS

VIN KMHDN46D74
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P2096Downstream Fuel System Lean - HO2S-12 (Bank 1 Sensor 2)
P2196Heated Oxygen Sensor (Bank 1 Sensor 1) Biased Rich
P2270Heated Oxygen Sensor (Bank 1 Sensor 2) Signal Stuck Lean