p0299
Moderate
Land Rover · SUVs
Turbo/Supercharger Underboost Condition
Quick Answer
Error code P0299 on your Land Rover SUVs means: Turbo/Supercharger Underboost Condition. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Check boost pressure readings with diagnostic tool
2
Inspect all boost hoses and clamps for leaks
3
Test boost pressure sensor output voltage
4
Listen for turbo noise at acceleration
5
Replace turbocharger or wastegate if needed
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Turbocharger (if worn)
Boost hoses and clamps
Boost pressure sensor
Wastegate actuator (optional)
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