FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Signal Generator Pick-Up Coils

***UPDATED BY TSB# EN91-007, JUNE 1991

1. Remove distributor cap.

Pickup Coil Resistance:





2. Using an ohmmeter measure the resistance between the two wires of the pickup coil.

Pickup Coil Resistance: 130 - 210 ohms

Pickup Coil Air Gap:





3. Using a non magnetic feeler gauge, measure the gap between the signal rotor and the pickup coil projection.

Pickup Coil Air Gap: 0.008 - 0.016 in (0.2 - 0.4 mm)

4. The air gap is not adjustable. If any of the above test results are outside specifications, replace breaker plate and pickup coil assembly.