OBD Guide
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B1532

Memory 1 Switch Circuit Open

B1532 is an OBD-II diagnostic trouble code meaning: Memory 1 Switch Circuit Open. Common causes: open or short circuit in wiring harness, switch contact corrosion. Estimated repair cost: $56–167.

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

Symptoms

  • The passive safety warning light is on
  • The passive safety system is not activated during testing

Causes

  • Open or short circuit in wiring harness
  • Switch contact corrosion
  • Memory switch failure
  • Problems with the passive safety module

How to Fix

  1. Check the wiring harness for damage
  2. Check switch contacts for corrosion
  3. Replace memory switch if necessary
  4. Test the passive safety system

Related codes

B1531B1533B1000

FAQ

What does the B1532 code mean?

B1532 is an OBD-II diagnostic trouble code that indicates: Memory 1 Switch Circuit Open

What causes a B1532 error code?

The most common causes of B1532 include: Open or short circuit in wiring harness; Switch contact corrosion; Memory switch failure; Problems with the passive safety module.

How do I fix a B1532 diagnostic trouble code?

To fix B1532: Check the wiring harness for damage. Check switch contacts for corrosion. Replace memory switch if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1532?

Do not drive — repair immediately

How much does it cost to fix B1532?

The estimated repair cost for B1532 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat