OBD Guide
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B1328

Device Power Circuit High

B1328 is an OBD-II diagnostic trouble code meaning: Device Power Circuit High. Common causes: wiring harness damage, short circuit in the circuit. Estimated repair cost: $56–222.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–222 (est.)

Symptoms

  • SRS/airbag indicator is on
  • Disabling the restraint system
  • Airbag error message on dashboard

Causes

  • Wiring harness damage
  • Short circuit in the circuit
  • SRS control unit malfunction
  • Problems with the generator (increased voltage in the on-board network)

How to Fix

  1. Check the voltage in the on-board network
  2. Inspect the SRS wiring harness for damage.
  3. Check the integrity of the device power supply circuit
  4. Scan the SRS unit memory for other errors
  5. If necessary, replace the SRS control unit

Related codes

B1327B1329B1000

FAQ

What does the B1328 code mean?

B1328 is an OBD-II diagnostic trouble code that indicates: Device Power Circuit High

What causes a B1328 error code?

The most common causes of B1328 include: Wiring harness damage; Short circuit in the circuit; SRS control unit malfunction; Problems with the generator (increased voltage in the on-board network).

How do I fix a B1328 diagnostic trouble code?

To fix B1328: Check the voltage in the on-board network. Inspect the SRS wiring harness for damage.. Check the integrity of the device power supply circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1328?

Do not drive — repair immediately

How much does it cost to fix B1328?

The estimated repair cost for B1328 is $56–222. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat