OBD Guide
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B1680

Alarm Panic Input Circuit Short To Ground

B1680 is an OBD-II diagnostic trouble code meaning: Alarm Panic Input Circuit Short To Ground. Common causes: wiring harness damage, panic button malfunction. Estimated repair cost: $22–111.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–111 (est.)

Symptoms

  • Panic alarm button does not work
  • False alarms
  • The malfunction indicator on the dashboard is on

Causes

  • Wiring harness damage
  • Panic button malfunction
  • Problems in the alarm control unit
  • Oxidation of contacts
  • Short circuit to ground

How to Fix

  1. Check the integrity of the wiring harness
  2. Check the panic button for malfunctions
  3. Inspect contacts for oxidation
  4. Check the alarm control unit
  5. Eliminate short circuit

Related codes

B1681B1682

FAQ

What does the B1680 code mean?

B1680 is an OBD-II diagnostic trouble code that indicates: Alarm Panic Input Circuit Short To Ground

What causes a B1680 error code?

The most common causes of B1680 include: Wiring harness damage; Panic button malfunction; Problems in the alarm control unit; Oxidation of contacts.

How do I fix a B1680 diagnostic trouble code?

To fix B1680: Check the integrity of the wiring harness. Check the panic button for malfunctions. Inspect contacts for oxidation. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1680?

Limited driving only, diagnose soon

How much does it cost to fix B1680?

The estimated repair cost for B1680 is $22–111. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat