IsItAGoodCar
Reliability Guide

Common Problems with the
2019 Toyota RAV4 Mk5 (XA50)

The XA50 RAV4 launched on the TNGA platform, bringing a significant step up in refinement, safety and efficiency. The hybrid powertrain was the obvious choice for UK buyers, offering strong performance and genuinely impressive fuel economy. However, the AWD-i models would later be affected by the "Cablegate" issue, making connector inspection essential on early cars.

What changed for 2019

  • •Complete redesign on the TNGA platform with improved refinement
  • •Introduction of the 2.5 Hybrid and PHEV powertrains with AWD-i option

Common MOT watch-outs

  • !Rear motor cable corrosion ("Cablegate") on AWD-i models
  • !CAN bus injection theft vulnerability
3
Known Issues
2
Serious
1
Moderate
0
Minor

All Known Issues

Rear Motor Cable Corrosion ("Cablegate")

SeriousElectrics & Electronics

The high-voltage cable connector for the rear motor corrodes due to road salt exposure. A redesigned "open" connector was introduced late 2022.

Est. Repair Cost: £800–£3,500
Warning Signs:

"Hybrid System Malfunction" warning, Loss of AWD, AM radio interference

What to Inspect:
  • Look for the revised connector cover or evidence of cable replacement
Verified by IsItAGoodCar Research Team

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 2019 Toyota RAV4 Mk5 (XA50)

  • Verify if the rear motor cable connector has been inspected or replaced — Cablegate is a significant issue
  • Check if a "Can-invader" or steering lock is fitted, as the RAV4 is a frequent theft target
2020–2021
Check a 2019 Toyota RAV4 Mk5 (XA50) by Registration