Code 1166 2003 Honda CR-V [Archive]

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harvickfan

Apr 18, 2008, 03:48 PM

Have been diagnosed with code 1166 on my girlfriends 2003 Honda CR-V. Haynes repair manual talks about this car having two O2 sensors. Which one am I replacing for code 1166?

TxGreaseMonkey

Apr 18, 2008, 05:19 PM

P1166--Primary HO2S (No. 1) Heater System Electrical