Diesel Data: Automotive Repair

Signal Generator Pick-Up Coils

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

Pick-up Coil Connector:






1. Disconnect the wiring connector near the distributor.

2. Connect one end of an ohmmeter to the G1 terminal. Connect the other end to the G- terminal.

G Pickup Coil Resistance (cold): 170 - 210 ohms

3. Connect one end of an ohmmeter to the Ne terminal. Connect the other end to the G- terminal.

NE Pickup Coil Resistance (cold): 170 - 210 ohms

G1 Pick-up Coil Air Gap:






NE Pick-up Coil Air Gap:






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

Air Gap: 0.008 in (0.2 mm) or more

NOTE: The air gap is not adjustable. If any of the above tests reveal a pick-up coil outside specifications, replace the distributor housing assembly.