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88 Honda CRX HF NOx problem from hell
Posted to Emissions Forum on 6/25/2005 8 Replies

Got this one from another shop. Failed at TO: 15MPH- CO2-14.8 02-0.5 HC-53 CO-0.17 NO-624 25MPH- CO2-15.0 O2-0.5 HC-12 CO-0.01 NO-1099

We found a lazy O2 sensor, the other usual suspects (EGR signal and flow, coolant temp) checked out OK. After changing the ... Login to read more.

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