OBD Guide
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B23BB

Stop/Start Disable Switch 1 Circuit Open

B23BB is an OBD-II diagnostic trouble code meaning: Stop/Start Disable Switch 1 Circuit Open. Common causes: broken wiring harness, start/stop switch malfunction. Estimated repair cost: $33–111.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–111 (est.)

Symptoms

  • Start/stop system does not work
  • Check Engine light comes on
  • Possible problems starting the engine

Causes

  • Broken wiring harness
  • Start/stop switch malfunction
  • Poor contact in connectors
  • Wiring damage

How to Fix

  1. Check the integrity of the wiring harness
  2. Check the operation of the start/stop switch
  3. Inspect connectors for corrosion or damage
  4. Replace damaged components

Related codes

B23BCB23BD

FAQ

What does the B23BB code mean?

B23BB is an OBD-II diagnostic trouble code that indicates: Stop/Start Disable Switch 1 Circuit Open

What causes a B23BB error code?

The most common causes of B23BB include: Broken wiring harness; Start/stop switch malfunction; Poor contact in connectors; Wiring damage.

How do I fix a B23BB diagnostic trouble code?

To fix B23BB: Check the integrity of the wiring harness. Check the operation of the start/stop switch. Inspect connectors for corrosion or damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B23BB?

Yes, but get it checked soon

How much does it cost to fix B23BB?

The estimated repair cost for B23BB is $33–111. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat