ModerateAffected: 2002-200840,000–90,000 miles

Ford Fiesta Mk6 1.25 82bhp — Ignition Coil Pack Failure

The single coil pack block fails, causing a 2-cylinder misfire.

Severity

Moderate

DIY Difficulty

Easy

Est. Cost

£80–£120

OBD Codes

P0300

Component Diagram

Engine

Typical layout and location for the Engine assembly.

Reference Illustration

Symptoms

EML flashing
Huge loss of power
Sounds like a tractor

Root Cause

Internal coil breakdown.

How To Fix

Replace coil block, HT leads, and spark plugs as a set. Very easy DIY. Cost: £80-120

Estimated Repair Costs

Repair Option	Est. Cost (GBP)
DIY (parts only)	£32–£48
Independent Garage	£80–£120
Main Dealership	£128–£192

Other Faults on This Variant

Front Wheel Bearing Failure

Moderate

2008-201260,000–100,000 miles£120–£250

Front wheel bearing wear is extremely common on the Mk6 Fiesta. Most examples will need at least one bearing replaced between 60,000 and 100,000 miles.

Power Steering Pump Failure

Moderate

2008-201270,000–130,000 miles£180–£380

The hydraulic power steering pump on the Mk6 Fiesta fails with age and mileage, making the steering very heavy — especially at low speeds and when parking.

Water Ingress into Spark Plug Wells

Moderate

2002-200850,000–100,000 miles£100–£200

The core plugs (freeze plugs) between the spark plugs rust, leaking coolant into the spark plug wells.

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