← View Generic P0739 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2018 BMW X5

P0739: P0739: Transmission Control System Malfunction

on 2018 BMW X5

Fix Cost

$200 - $800

Parts & Labor

Difficulty

3/5

1-2 hours

DIY Possible?

❌ No

Pro recommended

Your Vehicle

2018 BMW

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Important for 2018 BMW X5 Owners

Before starting repairs, verify which engine your 2018 BMW X5 has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does P0739 Mean on 2018 BMW X5?

The P0739 code indicates a malfunction in the transmission control system, which can cause issues with gear shifting and transmission operation.

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Symptoms

• Difficulty shifting gears
• slipping or hesitation between gears
• transmission warning light on the dashboard

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Common Causes

• Faulty transmission solenoid
• clogged transmission filter
• low transmission fluid level
• worn-out transmission seals

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How to Fix P0739 on 2018 BMW X5

1. Check transmission fluid level and top off if necessary. 2. Inspect and clean the transmission filter. 3. Replace faulty transmission solenoid. 4. Replace worn-out transmission seals.

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Need Maintenance Info for Your X5?

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Parts for 2018 BMW X5

Transmission solenoid Shop ↗ Transmission filter Shop ↗ Transmission seals Shop ↗

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Related Diagnostic Codes

Other codes that may appear with P0739

P0737 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