Stop/Start System and Battery Faults
MinorElectrics & ElectronicsThe stop/start system is sensitive to battery voltage; a slightly weak battery can trigger "Stop-Start System Fault" messages.
Estimated cost: £120–£200Affects: 2017–2023Often appears around: Linked to battery age (3-5 years)
Typical symptoms
- •Stop/start fails to operate
- •Warning message on dash
- •Slow engine cranking
What to inspect before you buy
- ✓Check the battery health
- ✓Verify the stop/start system activates during the test drive