Relay Control Module (RCM) Solder Failure
SeriousElectrics & ElectronicsThe RCM (located in the engine bay fuse box) controls the fuel pump and starter. Solder joints on the board can crack over time due to heat cycles.
Est. Repair Cost: £50–£200
Reliability GuideCommon Problems with the
Common Problems with the
2004 Chrysler Crossfire
The launch year for the UK Crossfire Coupe, based on the Mercedes SLK platform with a 3.2-litre V6. As the oldest model year, these cars now have the highest average mileage and the lowest MOT pass rate at around 72%, so thorough inspection is essential.
What changed for 2004
- •UK launch — Coupe only
- •Mercedes SLK platform and 3.2 V6
- •Distinctive American styling over German mechanicals
- •Automatic dimming rear-view mirror standard
Common MOT watch-outs
- !Corrosion on load-bearing structure near sub-frame
- !Fractured or weakened springs
- !Headlamp aim out of tolerance
4
Known Issues
1
Serious
3
Moderate
0
Minor
All Known Issues
Sticky Ignition Barrel
ModerateInterior & TrimA internal pin in the ignition barrel can jam, preventing the key from turning to the "Start" position. This often requires a replacement barrel or a specialist "pin removal" repair.
Est. Repair Cost: £150–£400
Water Pump and Thermostat Failure
ModerateCooling SystemThe Mercedes-sourced water pump and thermostat housing can fail, leading to overheating. The thermostat housing is plastic and can crack, causing coolant loss.
Est. Repair Cost: £200–£500
Roadster Soft-Top and Latch Issues
ModerateBodywork & RustThe Roadster's fabric roof can develop leaks, and the latch mechanism can fail, preventing the roof from sealing properly. The roof hydraulics can also leak.
Est. Repair Cost: £200–£800
Buying Tips for 2004 Chrysler Crossfire
- ✓Expect the highest mileage examples — average is around 84,000 miles
- ✓Check for rust in wheel arches and door bottoms
- ✓Test the ignition barrel thoroughly as the sticky barrel fault develops over time