Common Problems with the
2019–2022 Morgan Plus Four / Plus Six (CX-Generation)

We've identified 4 known issues that can affect the 2019–2022 Morgan Plus Four / Plus Six (CX-Generation). 1 of these are serious faults that could be expensive to repair.

4
Known Issues
1
Serious
2
Moderate
1
Minor

The 2019–2022 period has 3 more issues than the Morgan Plus Four / Plus Six (CX-Generation) average across all year periods.

All Known Issues

Brake Master Cylinder Recall

SeriousBrakes

A critical safety recall was issued for the brake master cylinder which could lead to a loss of braking pressure.

Most affected: All early CX-platform cars

Estimated cost: £0 (Recall)Affects: 20192023

Typical symptoms

  • Long brake pedal travel
  • Soft pedal

What to inspect before you buy

  • Verify the brake recall has been signed off by a Morgan dealer.

Radiator Leaks

ModerateCooling System

Several early CX-generation cars suffered from failing radiator cores, leading to coolant loss.

Most affected: Plus Four, Plus Six

Estimated cost: £600–£1,000 (Often warranty)Affects: 20192022

Typical symptoms

  • Coolant smell
  • Low coolant warning
  • Puddle under the front of the car

What to inspect before you buy

  • Check the bottom of the radiator for staining.

BMW B58 Oil Filter Housing & Coolant Leaks

ModerateEngine

The B48/B58 engines can suffer from cracked oil filter housing gaskets and coolant return line leaks. The filter housing sits under the intake manifold, making access difficult and labour-intensive.

Most affected: Plus Four, Plus Six

Estimated cost: £500–£1,200Affects: 20192024

Typical symptoms

  • Oil drips under the car
  • Coolant loss
  • Sweet smell from engine bay

What to inspect before you buy

  • Check under the intake manifold for oil or coolant residue.
  • Inspect coolant return hoses and jubilee clips.

Water Ingress & Weatherproofing

MinorBodywork & Rust

Even modern Morgans are not fully watertight. Doors, windscreen seals and hood fitment can allow water into the cabin, particularly at speed in rain. Owners often fit foam strips to door edges.

Most affected: All CX-generation models

Estimated cost: £50–£200 (DIY sealing)Affects: 20192025

Typical symptoms

  • Wet carpets or seats after rain
  • Wind noise at motorway speeds
  • Water dripping from door edges

What to inspect before you buy

  • Inspect door seals and windscreen perimeter.
  • Check for water stains on interior wood or leather.
  • Test hood fitment in wet conditions.

Buying Tips for the 2019 Morgan Plus Four / Plus Six (CX-Generation)

  • Ensure all BMW-related recalls and software updates are current.
  • Check for leaks around the radiator; early CX cars had issues with the cooling pack.
  • Verify the brake pedal feel; there was a recall for the brake master cylinder.

Browse 2019–2022 Morgan Plus Four / Plus Six (CX-Generation) in our Directory

View MOT history, registration data, and reliability scores for 2019–2022 Morgan Plus Four / Plus Six (CX-Generation) vehicles.

View 2019–2022 Directory

Other Morgan Plus Four / Plus Six (CX-Generation) Year Periods

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