← Back to Search Severity: Medium

B0148

B0148: Seat Switch Circuit Malfunction

Fix Cost
$50 - $200
Parts & Labor
Difficulty
3/5
Moderate
1-2 hours
DIY Possible?
✅ Yes
Save money
Category
Body
System

📖 What Does B0148 Mean?

The B0148 code indicates a malfunction in the seat switch circuit, which controls the seat's position, lumbar support, or recline function.
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Symptoms

  • Seat may not move or adjust properly
  • lumbar support may not function
  • or recline function may not work.
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Common Causes

  • Faulty seat switch
  • wiring issue
  • or electrical component failure.
Fix Guide
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Possible Solutions

1. Disconnect the battery to reset the system. 2. Check and clean the seat switch contacts. 3. Replace the faulty seat switch if necessary. 4. Inspect and repair or replace any damaged wiring.

Required Parts

Tools

Multimeter Wire tester Torx screwdriver
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Need a Pro?

Complex codes like B0148 can be tricky. Don't risk it if you're unsure.

Quick Stats

Severity Medium
DIY Friendly Yes
Est. Time 1-2 hours
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Related Diagnostic Codes

Other codes that may appear with B0148

💡 Why These Codes Are Related:

  • Similar Issues: Same root cause or component failure
  • Related Problems: Often occur together due to system interactions
  • Sequential Codes: Progressive failure stages or multiple sensors
  • Same System: Components within the same automotive system