← Back to Search Severity: Medium

B0644

B0644: Seat Adjuster Motor Malfunction

Fix Cost

$150 - $300

Parts & Labor

Difficulty

3/5

Moderate

1-2 hours

DIY Possible?

❌ No

Pro recommended

📖 What Does B0644 Mean?

The seat adjuster motor has malfunctioned, preventing the driver's seat from adjusting properly.

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Symptoms

• Seat won't adjust
• may be stuck in a position
• or may not move at all

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Common Causes

• Faulty seat adjuster motor
• wiring issue
• or electronic control unit malfunction

Fix Guide

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Possible Solutions

1. Disconnect the battery to reset the system. 2. Check and clean the seat adjuster motor connectors. 3. Replace the faulty seat adjuster motor. 4. Check and repair any wiring issues. 5. Update the electronic control unit software if necessary.

❓ Common Questions About B0644

Can I drive with code B0644?

You can drive for a short time, but should address code B0644 soon to avoid worsening the problem or failing an emissions test.

How much does it cost to fix code B0644?

The estimated repair cost for code B0644 is between $150 and $300. This includes parts and labor. Prices may vary based on your vehicle's make and model.

Is code B0644 easy to fix myself?

This repair is considered moderate. It may require specialized tools or significant disassembly. If you are not an experienced mechanic, professional help is recommended.

Required Parts

Tools

Torx screwdriver Wrench set Multimeter

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Need a Pro?

Complex codes like B0644 can be tricky. Don't risk it if you're unsure.

Quick Stats

Severity Medium

DIY Friendly No

Est. Time 1-2 hours

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Related Diagnostic Codes

Other codes that may appear with B0644

B0642 Sequential Code

💡 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