IsItAGoodCar
Reliability Guide

Common Problems with the
2023 Toyota RAV4 Mk5 (XA50)

We've identified 2 known issues that can affect the 2023 Toyota RAV4 Mk5 (XA50). 1 of these are serious faults that could be expensive to repair.

2
Known Issues
1
Serious
1
Moderate
0
Minor

All Known Issues

CAN Bus Injection Theft

SeriousElectrics & Electronics

Thieves access the vehicle’s wiring through the front wheel arch to bypass the immobiliser.

Est. Repair Cost: £300 (Protection plates)
Warning Signs:

Vehicle stolen without keys

What to Inspect:
  • Check if aftermarket security plates or a "Can-invader" protector have been fitted
Verified by IsItAGoodCar Research Team

Coolant Bypass Valve Failure

ModerateCooling System

The valve that regulates engine coolant flow can leak or stick, triggering a warning light.

Est. Repair Cost: £300–£600
Warning Signs:

"Engine Maintenance Required" message, Slow cabin heating, Coolant loss

What to Inspect:
  • Check the coolant level and look for "Engine Maintenance" warnings on the dash
Verified by IsItAGoodCar Research Team

Buying Tips for 2023 Toyota RAV4 Mk5 (XA50)

  • Verify if the rear motor cable connector has been inspected or replaced (Cablegate).
  • Check if a "Can-invader" or steering lock is used, as the RAV4 is a frequent target for CAN bus injection theft.
  • Service at a main dealer to activate the Toyota Relax warranty, which is vital for covering expensive hybrid components.
20222024
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