July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Secondary On Board Diagnostic Module C (SOBDMC)/Transmission Control Module (TCM) Connector End View (C1458F)

Fig 1: Identifying Secondary On Board Diagnostic Module C (SOBDMC)/Transmission Control Module Connector (C1458F)

Courtesy of FORD MOTOR CO.

Pin	Circuit	Gauge	Circuit Function
1	HV+ (OG-WH)	-	HV +
2	HV- (OG-BK)	-	HV -
3	LOOP- (BA-RE)	-	LOOP -
4	LOOP+ (BA-RE)	-	LOOP +