OBD Guide
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B17BF

Left Sidemarker Lamp Control Circuit Overcurrent

B17BF is an OBD-II diagnostic trouble code meaning: Left Sidemarker Lamp Control Circuit Overcurrent. Common causes: short circuit in the circuit, lamp failure. Estimated repair cost: $11–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$11–56 (est.)

Symptoms

  • The left side light does not work
  • Flashing or burning out lamp
  • Burnt smell from wiring

Causes

  • Short circuit in the circuit
  • Lamp failure
  • Wiring harness damage
  • Problems with the control unit

How to Fix

  1. Check the lamp for burnout
  2. Inspect the wiring harness for damage
  3. Check circuit for short circuit
  4. Replace faulty components

Related codes

B17BEB17C0

FAQ

What does the B17BF code mean?

B17BF is an OBD-II diagnostic trouble code that indicates: Left Sidemarker Lamp Control Circuit Overcurrent

What causes a B17BF error code?

The most common causes of B17BF include: Short circuit in the circuit; Lamp failure; Wiring harness damage; Problems with the control unit.

How do I fix a B17BF diagnostic trouble code?

To fix B17BF: Check the lamp for burnout. Inspect the wiring harness for damage. Check circuit for short circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B17BF?

Limited driving only, diagnose soon

How much does it cost to fix B17BF?

The estimated repair cost for B17BF is $11–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat