Brake Booster Vacuum Sensor Connector End View (C149)

Fig 1: Identifying Brake Booster Vacuum Sensor Connector (C149)

Courtesy of FORD MOTOR CO.

Pin	Circuit	Gauge	Circuit Function	Qualifier
1	VCA38 (BN-VT)	20	SENSOR - BRAKE VACUUM SIGNAL 1
2	RCA37 (WH-BU)	20	CTRL MOD. - SENSOR BRAKE VACUUM -
3	LCA37 (YE-OG)	20	CTRL MOD. - SENSOR BRAKE VACUUM +

Available Pigtail Kits
Pigtail Kit Part Number WPT-1337	Service Part Number: 9U2Z-14S411-AB  Gauge: 16  Pin material: Silver  Cavities: 3  Vehicle Uses Sensor - Brake Booster Travel Sensor - Brake Pressure Sensor - Brake Vacuum Sensor - Manifold Absolute Pressure (MAP) Sensor - Occupant Classification
Pigtail Kit Part Number WPT-927	Service Part Number: 9U2Z-14S411-AA  Gauge: 16  Pin material: Silver  Cavities: 3  Vehicle Uses Sensor - Brake Pressure Sensor - Manifold Absolute Pressure (MAP)