OBD Guide

B399D

Sideview Camera Right Supply Circuit

B399D is an OBD-II diagnostic trouble code meaning: Sideview Camera Right Supply Circuit. Common causes: broken or damaged wiring harness, camera malfunction. Estimated repair cost: $56–222.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–222 (est.)

Symptoms

  • No image from the right view camera
  • Display warning of system fault
  • Disabling parking assist or blind spot monitoring

Causes

  • Broken or damaged wiring harness
  • Camera malfunction
  • Problems with the camera control unit
  • Short circuit in power supply
  • Poor contact in the connector

How to Fix

  1. Check the integrity of the wiring harness
  2. Test the camera's power supply
  3. Inspect connectors for oxidation or damage
  4. Replace the camera if necessary
  5. Reset error after repair

Related codes

Error B399D by Vehicle Brand

FAQ

What does the B399D code mean?

B399D is an OBD-II diagnostic trouble code that indicates: Sideview Camera Right Supply Circuit

What causes a B399D error code?

The most common causes of B399D include: Broken or damaged wiring harness; Camera malfunction; Problems with the camera control unit; Short circuit in power supply.

How do I fix a B399D diagnostic trouble code?

To fix B399D: Check the integrity of the wiring harness. Test the camera's power supply. Inspect connectors for oxidation or damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B399D?

Do not drive — repair immediately

How much does it cost to fix B399D?

The estimated repair cost for B399D is $56–222. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat