IsItAGoodCar
Reliability Guide

Common Problems with the
2004 Rover Streetwise

Model year update introducing the simplified five-seater bench rear seat as standard, revised GLi and GSi trim designations, and MG Rover's updated facia architecture.

What changed for 2004

  • •Traditional five-seater rear bench made standard equipment across the model range
  • •Introduction of Olympic SE special edition and revised GLi/GSi equipment lines
  • •Interior dashboard refresh with circular alloy-ringed air vents and updated switchgear
  • •Pektron Security Control Unit electronics architecture integrated into the wiring loom

Common MOT watch-outs

  • !Headlamp beam aim defects and deteriorated front indicator electrical connections
  • !Corrosion creeping along inner rear wheel arches behind the protective plastic arch trims
3
Known Issues
1
Serious
2
Moderate
0
Minor

All Known Issues

K-Series Head Gasket Failure

SeriousEngine

As with the Rover 25, the K-Series engines in the Streetwise are prone to head gasket failure due to plastic dowels and low coolant capacity.

Est. Repair Cost: £500–£800
Warning Signs:

Overheating, Oil/coolant mixing, Loss of heater performance

What to Inspect:
  • Check the oil filler cap and expansion tank for contamination
Verified by IsItAGoodCar Research Team

SCU / BCU Relay Failure (Pektron)

ModerateElectrics & Electronics

As a late MG Rover model, the Streetwise uses the Pektron SCU which is notorious for relay failure affecting central locking, wipers, and alarm.

Est. Repair Cost: £150–£300
Warning Signs:

Intermittent wipers, Central locking not working, Fobs not responding

What to Inspect:
  • Test all electrical functions and both key fobs
Verified by IsItAGoodCar Research Team

Rusting Sills and Rear Arches

ModerateBodywork & Rust

The sills and rear wheel arches are prone to corrosion, just as on the Rover 25. Structural rust is a common MOT failure point.

Est. Repair Cost: £200–£600
Warning Signs:

Bubbling paint on sills, Corrosion on rear arches, MOT failure

What to Inspect:
  • Inspect the sills and rear arches thoroughly
Verified by IsItAGoodCar Research Team

Buying Tips for 2004 Rover Streetwise

  • Test horn, wipers, and central locking repeatedly to confirm the Pektron SCU relays are sound
  • Opt for the torquey 2.0-litre L-Series turbodiesel if planning regular motorway commuting
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Check a 2004 Rover Streetwise by Registration