PRC5436LUCAS - Heater Blower Switch

- €142,40

€142,40

€142,40 - €142,40

€142,40

OEM: Made by an Original Equipment Manufacturer. This part is made by an original equipment manufacturer or under their license, ensuring compatibility and quality.

Brand Lucas

Heater Blower Switch for the heating and ventilation control assembly.

This switch controls the fan speed settings of the cabin heater blower motor, allowing selection of airflow rate through the heating and ventilation system. The switch is part of the heater control panel and connects directly to the blower motor circuit.

Vehicle Model Land Rover Discovery 1 1989-1998 (L318)
Range Rover Classic up to 1994

Fitment Notes DISCOVERY 1 1989-1998 — Heater blower switch, from (V)LA081991
RANGE ROVER CLASSIC 1986-1991 — Heater blower switch, from (V)DA274121 (2DR) / DA273923 (4DR), to (V)FA399972
RANGE ROVER CLASSIC 1992-1994 — Heater blower switch, TDi, from (V)LA647644

Alternative Codes

PRC5436PRC5436LUCAS

Available to order 2–3 weeks

Not currently in stock. Order now — typically ships within 2–3 weeks.

Need it faster? Contact us about express import (2–5 business days).

When will my order arrive?

This item is ordered from our supplier on request. Typical lead time is 2–3 weeks from order confirmation.

Netherlands / Belgium / Germany: 2–4 working days after dispatch.
Other EU countries + UK: 4–8 working days after dispatch.
Outside EU/UK: contact us for an estimate.

Need it faster? Express import available in 2–5 business days — contact us before ordering.

Job kits containing this part

This part is included in 0 job kit(s) below. Pick the kit that matches your vehicle and job, then add what you need.

Frequently asked questions

What does the PRC5436 heater blower switch do?

The PRC5436 heater blower switch controls the fan speed settings of the cabin heater blower motor, selecting the airflow rate through the heating and ventilation system. It sits in the heater control panel and connects directly to the blower motor circuit.

Which Land Rovers does this heater blower switch fit?

This Lucas heater blower switch fits the Discovery 1 (1989-1998) from VIN (V)LA081991 and the Range Rover Classic, including 1986-1991 and the 1992-1994 TDi. Fitment starts and ends at specific VIN breaks, so check your chassis number against the listed ranges.

Is the heater blower switch easy to replace?

Replacing the heater blower switch is typically a DIY job needing basic hand tools to remove the heater control panel trim and unplug the switch. Note the wiring connector position on removal so the new Lucas switch reconnects correctly to the blower motor circuit.

What are the signs the heater blower switch has failed?

A failed heater blower switch typically shows as fan speeds that don't work on some settings, a blower stuck on one speed, or no fan output at all. The internal contacts wear or burn over time, breaking the circuit to the blower motor.