OBD Guide
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B2560

Cargo Lamps Control Circuit

B2560 is an OBD-II diagnostic trouble code meaning: Cargo Lamps Control Circuit. Common causes: open or short circuit in wiring harness, faulty relay or fuse. Estimated repair cost: $22–111.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$22–111 (est.)

Symptoms

  • Truck lights won't turn on
  • Truck lights do not work correctly (flashing, dim)
  • Error message on the dashboard

Causes

  • Open or short circuit in wiring harness
  • Faulty relay or fuse
  • Problems with the control unit
  • Contact corrosion
  • Mechanical damage to wiring

How to Fix

  1. Check the condition of the fuses and replace if necessary
  2. Check the truck headlight relay
  3. Inspect the wiring harness for damage
  4. Check contacts for corrosion
  5. Test the control unit
  6. Replace faulty components

Related codes

B2561B2562B2563

FAQ

What does the B2560 code mean?

B2560 is an OBD-II diagnostic trouble code that indicates: Cargo Lamps Control Circuit

What causes a B2560 error code?

The most common causes of B2560 include: Open or short circuit in wiring harness; Faulty relay or fuse; Problems with the control unit; Contact corrosion.

How do I fix a B2560 diagnostic trouble code?

To fix B2560: Check the condition of the fuses and replace if necessary. Check the truck headlight relay. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2560?

Do not drive — repair immediately

How much does it cost to fix B2560?

The estimated repair cost for B2560 is $22–111. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat