OBD Guide
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B2337

Mirror Switch Assembly Circuit Open

B2337 is an OBD-II diagnostic trouble code meaning: Mirror Switch Assembly Circuit Open. Common causes: broken wires in the harness, oxidation of switch contacts. Estimated repair cost: $22–56.

Severity
✅ Low
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–56 (est.)

Symptoms

  • Inability to adjust mirrors
  • Lack of response to pressing switches
  • Flashing malfunction indicator on the instrument panel

Causes

  • Broken wires in the harness
  • Oxidation of switch contacts
  • Switch block malfunction
  • Damage to connectors

How to Fix

  1. Check the integrity of the wiring harness
  2. Clean switch contacts
  3. Replace switch block if necessary
  4. Check connector connections

Related codes

B2338B2339

FAQ

What does the B2337 code mean?

B2337 is an OBD-II diagnostic trouble code that indicates: Mirror Switch Assembly Circuit Open

What causes a B2337 error code?

The most common causes of B2337 include: Broken wires in the harness; Oxidation of switch contacts; Switch block malfunction; Damage to connectors.

How do I fix a B2337 diagnostic trouble code?

To fix B2337: Check the integrity of the wiring harness. Clean switch contacts. Replace switch block if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2337?

Limited driving only, diagnose soon

How much does it cost to fix B2337?

The estimated repair cost for B2337 is $22–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat