OBD Guide
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B1696

Autolamp On Circuit Short To Ground

B1696 is an OBD-II diagnostic trouble code meaning: Autolamp On Circuit Short To Ground. Common causes: wiring harness damage, short circuit in the circuit. Estimated repair cost: $22–111.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$22–111 (est.)

Symptoms

  • Automatic headlights don't work
  • The malfunction indicator on the instrument panel is on
  • Problems with other electrical systems

Causes

  • Wiring harness damage
  • Short circuit in the circuit
  • Auto light relay malfunction
  • Problems with the control unit
  • Contact corrosion

How to Fix

  1. Check the wiring harness for damage
  2. Check automatic lighting relay
  3. Check the circuit for short circuit using a multimeter
  4. Check contacts for corrosion
  5. Replace damaged components if necessary

Related codes

B1695B1697B1698

FAQ

What does the B1696 code mean?

B1696 is an OBD-II diagnostic trouble code that indicates: Autolamp On Circuit Short To Ground

What causes a B1696 error code?

The most common causes of B1696 include: Wiring harness damage; Short circuit in the circuit; Auto light relay malfunction; Problems with the control unit.

How do I fix a B1696 diagnostic trouble code?

To fix B1696: Check the wiring harness for damage. Check automatic lighting relay. Check the circuit for short circuit using a multimeter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1696?

Do not drive — repair immediately

How much does it cost to fix B1696?

The estimated repair cost for B1696 is $22–111. Actual cost depends on your vehicle, location, and labor rates.

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