190E 2.6 (201.029) L6-2.6L (103.942) (1987)
Ignition Coil: Specifications
Voltages (ignition on, engine off)
coil terminal 15....................................................................................................................................................................................... battery voltage
(terminal 5, diagnostic socket)
between coil terminals 1 and 15.............................................................................................................................................................................0 vdc
(terminals 4 and 5 at the diagnostic socket)
between terminal 15 and 31 (4-pole round plug at control unit)..............................................................................................................battery voltage
between terminal 16 and 31 (4-pole round plug at control unit)..............................................................................................................battery voltage
Resistances (test figures for 0°C to 100°C)
Ignition coil primary (terminals 1 and 15)................................................................................................................................................0.3 - 0.6 Ohm
Ignition coil secondary (terminals 1 and 4)................................................................................................................................................7 - 13K Ohm
Position sensor......................................................................................................................................................................................680 - 1200 Ohm
Reference input resistor (EZL).........................................................................................................................................................................750 Ohm
Dwell
at cranking rpm .............................................................................................................................................................................. 1 - 50% or 1 - 30°
at 3200 rpm ............................................................................................................................................................................... 40 - 88% or 24 - 53°
Ignition timing
at cranking rpm................................................................................................................................................................................................TDC ± 2°
at idle (with vacuum)............................................................................................................................................................................................7 - 11°
at 3200 rpm (without vacuum)...........................................................................................................................................................................25 - 29°
at 3200 rpm (with vacuum)................................................................................................................................................................................40 - 44°
Spark plug gap..............................................................................................................................................................................................0.8 mm (0.032 in)