IsItAGoodCar
Reliability Guide

Common Problems with the
2018 Mazda 2 (DJ)

The 2018 facelift brought improved interior refinement and revised suspension. The CX-3 had established itself as one of the most stylish and driver-focused compact crossovers.

What changed for 2018

  • •Mid-cycle facelift with revised styling
  • •Improved interior refinement
  • •Revised suspension for smoother ride
  • •All early issues addressed

Common MOT watch-outs

  • !AC condenser still prone to damage
  • !18-inch alloy wheels showing corrosion
  • !Paint thinness on Soul Red
3
Known Issues
0
Serious
2
Moderate
1
Minor

All Known Issues

Air Conditioning Condenser Leak

ModerateCooling System

The condenser is poorly protected from stone chips and corrosion, leading to refrigerant leaks.

Est. Repair Cost: £250–£500
Warning Signs:

AC failing to cool the cabin, Visible oily stains on the condenser fins

What to Inspect:
  • Look through the front grille for signs of damage or leaks on the condenser
Verified by IsItAGoodCar Research Team

Rear Shock Absorber Leaks

ModerateSuspension & Chassis

The rear dampers can leak fluid prematurely, which is an automatic MOT failure in the UK.

Est. Repair Cost: £200–£350 per pair
Warning Signs:

Mist of oil on the shock absorber body, Bouncy rear end over bumps

What to Inspect:
  • Check the rear shocks for wet oil residue
Verified by IsItAGoodCar Research Team

Folding Mirror Motor Failure

MinorElectrics & Electronics

The internal plastic gears strip, causing the mirrors to get stuck or make a constant clicking/whirring noise.

Est. Repair Cost: £150–£300 per mirror
Warning Signs:

Mirror won't fold/unfold, Whirring noise after locking car

What to Inspect:
  • Test the folding function using the interior switch
Verified by IsItAGoodCar Research Team

Buying Tips for 2018 Mazda 2 (DJ)

  • ✓Operate the folding mirrors several times; the motors are very prone to failure.
  • ✓Check for leaking rear shock absorbers, a common MOT fail point.
  • ✓If buying a diesel, ensure it has had regular long runs to prevent DPF clogging.
2016–20172019–2020
Check a 2018 Mazda 2 (DJ) by Registration