IsItAGoodCar
Reliability Guide

Common Problems with the
2005 Peugeot 307

By 2005 the 307 had established itself as a common family car. The facelift brought minor updates while retaining the proven mechanicals.

What changed for 2005

  • •Mid-cycle facelift with revised styling
  • •Updated interior materials
  • •All early issues addressed
  • •Strong sales reflecting value

Common MOT watch-outs

  • !ABS module failure
  • !Clutch slave cylinder leaks
  • !BSI water damage on outdoor-parked cars
5
Known Issues
2
Serious
3
Moderate
0
Minor

The 2005 period has 4 more issues than the Peugeot 307 average across all year periods.

All Known Issues

Electric Power Steering (EPAS) Failure

SeriousSteering

The EPAS column can fail on the 307, causing heavy or unassisted steering. This is a dangerous fault that typically occurs without much warning.

Most affected: All variants with EPAS

Estimated cost: £400–£900Affects: 2001–2008Often appears around: 50,000–100,000 miles

Typical symptoms

  • •Heavy steering at low speed
  • •EPS warning light
  • •Steering intermittently unassisted

What to inspect before you buy

  • ✓Test steering at low speed and during parking
  • ✓Check for EPS warning light

Head Gasket Failure (1.6 16v)

SeriousEngine

The 1.6 16v petrol engine is known for head gasket failures, leading to coolant loss, overheating and potential engine damage. Prevention through timely coolant changes is key.

Most affected: 1.6 16v petrol

Estimated cost: £500–£1,200Affects: 2001–2008Often appears around: 60,000–100,000 miles

Typical symptoms

  • •Overheating
  • •White exhaust smoke
  • •Coolant loss without visible leak
  • •Mayonnaise under oil filler cap

What to inspect before you buy

  • ✓Check coolant level and condition
  • ✓Look for oil contamination in coolant
  • ✓Test for exhaust gases in coolant system

BSI Water Ingress and Electrical Faults

ModerateElectrics & Electronics

The body control module (BSI) located under the scuttle area is vulnerable to water ingress from blocked pollen filter drains, causing erratic electrics including phantom warning lights, wiper faults and starting problems.

Most affected: All variants

Estimated cost: £200–£800Affects: 2001–2008Often appears around: Any age, especially outdoor-parked cars

Typical symptoms

  • •Phantom dashboard warning lights
  • •Wipers operating randomly
  • •Central locking cycling
  • •Car failing to start

What to inspect before you buy

  • ✓Check the pollen filter area for dampness
  • ✓Inspect scuttle panel drains
  • ✓Look for corrosion on BSI connector pins

Clutch Slave Cylinder Leak

ModerateGearbox & Transmission

The concentric clutch slave cylinder can develop internal or external leaks, causing a soft or sinking clutch pedal and eventually making gear changes difficult or impossible.

Most affected: All manual variants

Estimated cost: £200–£500Affects: 2001–2008Often appears around: 50,000–90,000 miles

Typical symptoms

  • •Soft or sinking clutch pedal
  • •Difficulty selecting gears
  • •Fluid leak around the gearbox bellhousing

What to inspect before you buy

  • ✓Check clutch pedal feel and free play
  • ✓Inspect the gearbox bellhousing for fluid leaks

ABS Module Failure

ModerateBrakes

The ABS control module can fail, triggering the ABS warning light and disabling the anti-lock braking system. The module can sometimes be repaired rather than requiring full replacement.

Most affected: All variants with ABS

Estimated cost: £200–£600Affects: 2001–2008Often appears around: 60,000–100,000 miles

Typical symptoms

  • •ABS warning light on dashboard
  • •ABS function disabled
  • •Traction control warning (if fitted)

What to inspect before you buy

  • ✓Check for ABS warning light on startup
  • ✓Scan for ABS fault codes

Buying Tips for the 2005 Peugeot 307

  • ✓Check the BSI fuse box area for signs of water ingress or corrosion
  • ✓On 1.6 16v petrols, watch for head gasket failure symptoms
  • ✓Test all electrics including windows, mirrors and central locking
  • ✓On HDi diesels, check for EGR valve and DPF issues
2002–2004 Peugeot 3072006–2007 Peugeot 307

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Other Peugeot 307 Year Periods

20012002–200420052006–20072008

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