OBD Guide
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B1528

Memory Set Switch Circuit Open

B1528 is an OBD-II diagnostic trouble code meaning: Memory Set Switch Circuit Open. Common causes: broken or damaged wiring harness, memory switch failure. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • Inability to save system settings
  • Restraint system fault indication
  • No response when pressing the memory button

Causes

  • Broken or damaged wiring harness
  • Memory switch failure
  • Poor contact in the connector
  • Short circuit in the circuit

How to Fix

  1. Check the integrity of the wiring harness
  2. Check the contacts in the switch connectors
  3. Check the functionality of the memory switch
  4. Replace damaged components if necessary

Related codes

B1527B1529B1530

FAQ

What does the B1528 code mean?

B1528 is an OBD-II diagnostic trouble code that indicates: Memory Set Switch Circuit Open

What causes a B1528 error code?

The most common causes of B1528 include: Broken or damaged wiring harness; Memory switch failure; Poor contact in the connector; Short circuit in the circuit.

How do I fix a B1528 diagnostic trouble code?

To fix B1528: Check the integrity of the wiring harness. Check the contacts in the switch connectors. Check the functionality of the memory switch. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1528?

Do not drive — repair immediately

How much does it cost to fix B1528?

The estimated repair cost for B1528 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat