The Ford Focus 1.6 TDCi often suffers from power loss. The car may struggle to accelerate, especially uphill or when overtaking.

Main Causes

• Turbo hose leaks – Causes significant loss of boost pressure.
• Injector problems – Poor fuel spray reduces performance.
• Clogged EGR valve – Affects air-fuel mixture.
• Blocked DPF – Restricts exhaust gas flow.
• Dirty fuel filter – Reduces fuel pressure.

Solutions

• Perform a boost leak test on turbo hoses.
• Clean or replace faulty injectors.
• Remove and clean the EGR valve.
• Regenerate or clean the DPF filter.
• Replace the fuel filter every 20–25,000 km.