AA/F or AFR – Air / Fuel RatioAAA American Automobile AssociationAAC – Aux. Air Cut Valve (See IAC)ABS: Anti-lock Brake SystemACL- Air cleanerAFM- Air Flow Meter (See MAF)AFPR: Adjustable Fuel Pressure RegulatorAPP – Accelerator Pedal Position (sensor)ASCD – Automatic Speed Control DeviceAT or A/T – Automatic TransmissionATDC : After top dead centerATF – Automatic Transmission […]