OBD Guide
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B2610

Passenger Compartment Dimming 1 Circuit

B2610 is an OBD-II diagnostic trouble code meaning: Passenger Compartment Dimming 1 Circuit. Common causes: open or short circuit in wiring harness, malfunction of the lighting control unit. Estimated repair cost: $22–167.

Severity
✅ Low
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$22–167 (est.)

Symptoms

  • Interior lighting brightness adjustment does not work
  • Dashboard backlight does not respond to changes in lighting conditions
  • Backlight flickering or uneven operation

Causes

  • Open or short circuit in wiring harness
  • Malfunction of the lighting control unit
  • Light sensor damage
  • Circuit fuse problems
  • Oxidation of contacts in connectors

How to Fix

  1. Diagnose the circuit using a multimeter
  2. Check integrity of fuses and wiring
  3. Inspect connectors and contacts for oxidation
  4. If necessary, replace the lighting control unit
  5. Check the operation of the light sensor
  6. Reset the error code after repair and check the system

Related codes

B2600B2605B2615

FAQ

What does the B2610 code mean?

B2610 is an OBD-II diagnostic trouble code that indicates: Passenger Compartment Dimming 1 Circuit

What causes a B2610 error code?

The most common causes of B2610 include: Open or short circuit in wiring harness; Malfunction of the lighting control unit; Light sensor damage; Circuit fuse problems.

How do I fix a B2610 diagnostic trouble code?

To fix B2610: Diagnose the circuit using a multimeter. Check integrity of fuses and wiring. Inspect connectors and contacts for oxidation. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2610?

Yes, but get it checked soon

How much does it cost to fix B2610?

The estimated repair cost for B2610 is $22–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat