...acura hesitates same times at 40 mls./hour or 60ml/h. check engine light cod: PO171 System too lean (bank 1) PO170 Fuel trim malfunction (bank 1) Clean the MAF sensor with CRC brans MAF spray
Question about Nissan Cars & Trucks
...Fuel Trim, Range 2 Leanness Lower Limit Exceeded BMW: Oxygen Sensor Heater Circuit Low Voltage (Bank 2 Sensor 1) Ford: Lack Of Heated Oxygen Sensor Bank 2 Sensor 1 Switches - Sensor Indicates Rich ...
...fuel trim. Many Oxygen sensors used in OBD 2 engine management systems incorporate heaters. These heaters raise the sensors up to operating temperature quickly. The sooner the oxygen sensor gets to ...
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