J-3 Check For Open A Circuit

^ Remove three-pin generator regulator connector.

^ Measure voltage at wiring harness A terminal, Circuit 37 (Y).

^ Is voltage at A terminal equal to battery voltage?

YES -- GO to J4. J-4 Check For Open I Circuit

NO -- Check fuse "T" in engine compartment fuse box and replace if required. If OK, service open in circuit 37 (Y).