4.4.2.a.i
Switching · Direction indicators and hazard warning lamps
Minor · Rectify, monitor, and address.
Indicator or hazard warning switch does not operate in accordance with the requirements
DVSA manual phrasing — written for testers, kept verbatim.
No significant effect on the safety of the vehicle or impact on the environment. The vehicle has passed the MOT but the defect should be repaired as soon as possible.
Switching
- Section 4
- Lamps, reflectors and electrical equipment
- 4.4
- Direction indicators and hazard warning lamps
- 4.4.2
- Switching
- 4.4.2.a.i
- this defect
Rectify, monitor, and address.
Always confirm with a qualified MOT tester or vehicle technician for your specific vehicle. A re-test must address the defect category identified above.
Related codes in this subject
motfailcode.uk maps DVSA MOT defect codes to plain-English meanings. Defect severity classifications follow the DVSA MOT Inspection Manual current as of 12 May 2026. Codes and severities are updated annually (typically May). Always confirm with a qualified MOT tester or vehicle technician for your specific vehicle. This site is not affiliated with DVSA or HM Government.
See our methodology for how we extract and verify each code, and sources for the full citation manifest.