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2000 BMW 328i Question: what does the codes 1188 and 1189 mean about the car ?
Answer #1patrick mannion from Greg Solow's Engine Room, March 09, 2010, 22:29Master
P1188 - Oxygen Sensor Heater High Resistance Upstream
P1189 - Oxygen Sensor Heater Type 1 Low Resistance Upstream
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Replyrulerkemp, March 09, 2010, 23:12Rookie
do you feel I should replace the oxygen sensors