OBD Guide
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B16F7

Front Left Fog Lamp Control Circuit

B16F7 is an OBD-II diagnostic trouble code meaning: Front Left Fog Lamp Control Circuit. Common causes: burnt out lamp, open or short circuit in wiring. Estimated repair cost: $6–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • Left fog light does not work
  • The malfunction indicator on the dashboard is flashing
  • Error B16F7 in the control unit memory

Causes

  • Burnt out lamp
  • Open or short circuit in wiring
  • Faulty relay
  • Problems with the control unit
  • Contact corrosion
  • Wiring harness damage

How to Fix

  1. Check the lamp for burnout
  2. Inspect wiring and contacts for damage
  3. Check relays and fuses
  4. Scan the control unit for other errors
  5. If necessary, replace faulty components

Related codes

B16F8B16F6

FAQ

What does the B16F7 code mean?

B16F7 is an OBD-II diagnostic trouble code that indicates: Front Left Fog Lamp Control Circuit

What causes a B16F7 error code?

The most common causes of B16F7 include: Burnt out lamp; Open or short circuit in wiring; Faulty relay; Problems with the control unit.

How do I fix a B16F7 diagnostic trouble code?

To fix B16F7: Check the lamp for burnout. Inspect wiring and contacts for damage. Check relays and fuses. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B16F7?

Limited driving only, diagnose soon

How much does it cost to fix B16F7?

The estimated repair cost for B16F7 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat