High-Pressure Fuel Pump Chirping
MinorEngineThe direct-injection fuel pump produces a high-pitched chirping or "crickets" sound, especially when using low-octane fuel.
Estimated cost: £0 (Normal characteristic)Affects: 2012–2021Often appears around: Any
Typical symptoms
- •Rhythmic chirping from engine bay at idle
- •Noise goes away with high-octane (98/99) fuel
What to inspect before you buy
- ✓Listen at idle when the engine is warm
- ✓Ask the owner what fuel they use