SevereAffected: 2004-201180,000–150,000 miles

Ford Focus Mk2 1.6 TDCi 110bhp — Dual Mass Flywheel (DMF) Failure

DMF failure is one of the most expensive known faults on the 1.6 TDCi. Typically requires replacement of flywheel and clutch together.

Severity

Severe

DIY Difficulty

Professional Only

Est. Cost

£600–£1200

OBD Codes

None

Component Diagram

Clutch

Typical layout and location for the Clutch assembly.

Reference Illustration

Symptoms

Rattling noise from gearbox at idle
Juddering on clutch engagement
Vibration through gear lever

Root Cause

The DMF absorbs drivetrain vibrations but wears out, especially with high mileage or aggressive driving. Exacerbated by towing.

How To Fix

Full flywheel and clutch replacement. This is not a DIY job for most. Requires gearbox removal. Always replace clutch and DMF together.

Estimated Repair Costs

Repair Option	Est. Cost (GBP)
DIY (parts only)	£240–£480
Independent Garage	£600–£1200
Main Dealership	£960–£1920

Other Faults on This Variant

EGR Valve Failure

Moderate

2005-201160,000–120,000 miles£80–£300

The EGR valve is a common failure on the 1.6 TDCi engine, causing power loss, rough idle, and excessive smoke.

Turbocharger Failure

Severe

2004-2011100,000–180,000 miles£400–£900

Turbo failure on the 1.6 TDCi is common at higher mileages, often caused by oil starvation or sludge blockage.

Diesel Particulate Filter Blockage

Moderate

2007-201140,000–90,000 miles£200–£1000

DPF blockage on the Focus Mk2 1.6 TDCi is one of the most common complaints. Ford fitted DPFs from 2007 onwards and city-driven examples struggle to complete the regeneration cycle.

Disclaimer: Repair cost estimates are indicative and based on community data. Always get a quote from a qualified mechanic before proceeding with any repair.