Vehicle summary
ULEZ status is estimated based on fuel type and registration year. It may not reflect the actual emission standard of this vehicle. Check with TfL for a definitive answer.
At a glance
This 2004 Skoda Fabia Diesel 1896cc has had 12 MOT tests on record, passing 7 and failing 5 (58% pass rate). It has 164,735 miles on the clock, averaging 15,773 miles per year, above the UK average of 7,400. Common Skoda Fabia issues include 1. central locking system failures and 2. rear door seals leaking – water ingress into footwells.
MOT & Mileage History for RJ04 CNX
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Above average| Latest reading | 164,735 miles |
| Reading date | |
| Miles last year | 6 |
| Average per year | 15,773 |
| Mileage consistency | Consistent |
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Full MOT Test History 12 tests on record
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Reported issues for this Skoda Fabia
These are the most commonly reported problems on Skoda Fabia models (2000–2007), based on owner reports and workshop data across the UK.
1. Central Locking System Failures
The locking motor—especially the one controlling boot opening—wears out or develops internal faults. Wiring can also corrode or break, particularly at connection points.[1] Poor earth connections are a documented issue on early models.[3] · Typical repair: £150–£350 per door/latch (parts £40–120, labour £100–200). Boot motor replacement: £200–400.
2. Rear Door Seals Leaking – Water Ingress into Footwells
The rubber seals around the rear doors degrade with age and UV exposure, allowing rainwater to enter the cabin. The seal material hardens and loses its compression over time. Drain holes at the base of rear doors can also become blocked.[3] · Typical repair: Seal replacement: £120–250 per door. Preventative cleaning of drain holes: £30–50.
3. Electrical Glitches – Persistent Warning Lights and Sensor Faults
Corroded earth connections (particularly under the battery and behind the near-side front wheel liner) cause voltage drop and sensor malfunction. Coolant temperature sensors corrode, triggering false low-coolant warnings. Bulb holders accumulate moisture and corrosion, causing flickering headlights and persistent bulb-failure warnings. Window switches develop microswitch failures.[3] · Typical repair: Cleaning/remaking earth connections: £80–150. Coolant sensor replacement: £40–80 (parts £15–30, labour £25–50). Bulb holder cleaning/replacement: £30–60 per location.
4. Dashboard Rattles and Creaks
Dashboard panels work loose at their mounting points due to vibration and age, causing annoying rattles and creaks, particularly over bumps.[1] · Typical repair: £60–120 (labour to locate and tighten/shim fasteners; very few parts needed)
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Vehicle Details
| Registration | RJ04 CNX |
| Make | Skoda |
| Model | Fabia |
| Colour | Black |
| Fuel type | Diesel |
| Engine | 1896cc |
| Year | 2004 |
| First registered | |
| Area code | RJ — Reading, Reading |
| Age identifier | 04 — March 2004 to August 2004 |
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About RJ04 CNX
What car is RJ04 CNX?
RJ04 CNX is an black Skoda Fabia, diesel (1896cc). First registered in Reading in 2004.
What is the mileage of RJ04 CNX?
The last recorded mileage for RJ04 CNX was 164,735 miles, recorded on 20 May 2014 during its most recent MOT test.
Has RJ04 CNX passed its MOT?
RJ04 CNX has had 12 MOT tests with a 58% pass rate (7 passes, 5 failures). It last passed on 20 May 2014.
Is RJ04 CNX ULEZ compliant?
Based on its fuel type and registration year, RJ04 CNX is likely not ULEZ compliant. As a diesel vehicle registered in 2004, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is RJ04 CNX?
RJ04 CNX is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.