MOT cost .

MOT failure · RFR #40685

Headlamp aim unable to be tested

Total

250

Models

26

Models most at risk.

Ranked by rate, not raw volume. A Fiesta shows every failure a lot because there are a lot of Fiestas. Rate = share of that model's own MOTs.

  1. 01 Keeway Superlight 1.54%
  2. 02 Lexmoto Echo 50 E4 1.44%
  3. 03 Lexmoto Milano 1.22%
  4. 04 Yamaha Ybr 125 1.16%
  5. 05 Honda Cbf 125 M D 1.03%
  6. 06 Yamaha YP 0.83%
  7. 07 Ajs Modena 125 0.81%
  8. 08 Gilera Runner 0.79%
  9. 09 Suzuki An400 0.73%
  10. 10 Vespa (douglas) Unclassified 0.72%
  11. 11 Piaggio T5 0.67%
  12. 12 Honda Anf 0.66%
  13. 13 Yamaha XJ 6 N 0.66%
  14. 14 Lambretta Unclassified 0.63%
  15. 15 Scomadi Turismo 0.55%
  16. 16 Honda Nsc 110 Mpd K 0.48%
  17. 17 Ducati Scrambler Desert Sled 0.40%
  18. 18 Piaggio PX 200 E 0.38%
  19. 19 Yamaha Fz8 0.38%
  20. 20 Kawasaki Klz 0.37%
  21. 21 Piaggio Vespa 0.36%
  22. 22 Harley Davidson XL 1200 C Custom Sport 0.32%
  23. 23 Yamaha Rd350 0.26%
  24. 24 BMW F Series 0.22%
  25. 25 Honda St1300 0.22%
  26. 26 Triumph Street 0.19%

Typical UK garage cost

£10–£80

for headlamp aim / lens restoration. Range covers regional rate spread + part-quality variance. Open the estimator →

Pre-empt this fail · Amazon UK

Headlight restoration kit

Yellowed lenses fail the light-output test. A restoration kit lifts the haze in an afternoon for £20.

Search Amazon UK

Affiliate

Frequently asked.

Why does headlamp aim unable to be tested fail an MOT?
Headlamp aim unable to be tested. Most commonly flagged on the Keeway Superlight. The DVSA's MOT standards require this item to meet minimum safety thresholds — when it falls short, the tester logs it as a Major or Dangerous defect and the car fails outright.
How much does it cost to fix headlamp aim unable to be tested?
Typical UK garage cost for headlamp aim / lens restoration is £10–£80. The range reflects regional labour rate differences and part-quality choices. Main dealer rates are usually 30–50% higher.
Can I fix headlamp aim unable to be tested myself?
Many owners handle this with basic tools. The parts or products listed above are commonly used for this repair. Check your vehicle handbook and confirm the fix clears the defect before booking a retest.