Dwell Angle Check And Visual Check Of Pick-Up Coil Assembly

Visually check trigger wheel and pick-up assembly for damage. Also check air gap between trigger wheel and pick-up coil. See Figure .
If damaged or if air gap is not to specifications, replace distributor (if components cannot be replaced individually).
Check dwell angle, and compare it with specifications. If not within specifications, repeat Pick-Up Coil Resistance, Short, and Visual Checks. If OK, then replace control module.

DWELL ANGLE & AIR GAP SPECIFICATIONS

Application

Dwell Angle

Air Gap In. (mm)

Mercedes-Benz

7-25°@ ⁽¹⁾

⁽²⁾

⁽¹⁾	At cranking speed.

⁽²⁾	Not adjustable.