VAST TUNING

Wideband lambda control, also known as wideband regulation is when a wideband's signal is used to control closed loop fueling. M4.3/M4.4 equipped cars, such as the 850 or 1998 V70, C70, XC70, S70, came from the factory equipped with a narrowband oxygen sensor. The purpose of the oxygen sensor is... The short story - upgrading your MAF housing isn't about reducing a restriction in the intake system - it is done to allow the ECU to register a greater amount of total airflow so that the car can be tuned accurately. The long story - the MAF uses a heated... The factory fuel pump wiring on P80 Volvos is insufficient at providing enough power for upgraded fuel pumps. As counter intuitive as it may seem, sometimes upgrading a fuel pump without upgrading the wiring can actually decrease fuel flow. This is because larger pumps require more power to flow the

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