B-Circuit D-FR-D-L Voltage Set Point 14.5V Lamp activeted , With output Soft start Shorted lamp & field protection
M533 Regulator 12 Volt, B-Circuit, S-FR-L-D Terminals, 14.8 Vset Valeo IR/IF Alternators Notes - 4-pin connector, but only S-FR-L used., Standard lamp function - no output, With FR Resistor., With External Sense. Replaces - Valeo 2542339B