Stop-light switch for Volvo B4B, B16, B18

Brake light switch – Volvo Amazon, PV, Duett, P1800, 140 –1968

Hydraulic brake light switch for classic Volvo models with B4B, B16 and B18 engines and a 1-circuit brake system.

The brake light switch is fitted in the brake line junction block in the engine bay and activates the brake lights via the pressure in the brake system.

Fits the following models

• Volvo Amazon 120 / 130 / 220, up to 1968, with hydraulic switch
• Volvo 140, 1967–1968, with hydraulic switch
• Volvo P1800, up to 1968
• Volvo PV 444 / 544, all with hydraulic switch
• Volvo Duett P445 / P210, all with hydraulic switch
• Volvo PV 831 Taxi

Specification

• Volvo OE number: 672425
• Replaces: 319552, 150109, 662114
• Type: Brake light switch
• Design: Hydraulic
• Brake system: 1-circuit
• Engines: B4B, B16, B18
• Location: Brake line junction block in the engine bay
• Voltage: 12 V
• Thread: 1/8"-27 NPT
• Spanner size: 22 mm
• Number of connections: 2-pin
• Connection: Flat blade terminal, 6.3 mm
• Switch function: Normally open (closing contact)
• Switching pressure: 3 bar
• Working pressure up to: 7 bar
• Country of origin: Italy
• Quantity required: 1 per car

Good to know

Before ordering, check that the car has a hydraulic brake light switch with 1/8"-27 NPT thread and two 6.3 mm flat blade terminals, as other versions may occur depending on model and model year.

Fitting and removal of brake system parts should be carried out by qualified personnel.