U0270Lost Communication With Image Processing Sensor L
- Generic OBD-II code · Network
- How the car detects it
- U0270 ends the image sensor series, and no vehicle maker documents it publicly, so the camera behind letter L is unknown. Twelve letters reflect how many image sensors a vehicle can carry, and they compete for a limited number of receiver inputs: Texas Instruments' DS90UB954 hub, for example, combines one or two camera or radar links. Freightliner ran into such a limit on trucks with Detroit Assurance 5.0, where a retrofitted Bendix forward camera for better video capture needed a port that the factory driver-facing camera already used, so the two could not be combined (dealer letter, February 2020). A sensor that is wired but not configured, or the reverse, is worth ruling out before blaming the link. Losing sensor L disables only its own function; no MIL.
- What you may notice
- Function of sensor L unavailable with a service message
- Fault right after retrofitting or replacing a camera
- Likely causes
- PossibleSensor fitted or retrofitted without matching configuration, or configured but absent
- PossibleLink cable or connector to sensor L interrupted
- RareSensor L without supply
- RareSensor L internally faulty
- Repair
- Medium · Usually a job for a workshop.Typical cost: €0 – €1,000
- Related codes
Explanation from obdex (CC0), exactly as the app shows it. Guidance only; confirm with a workshop.