← View Generic P0779 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2018 BMW X5

P0779: P0779: 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
X5
⚠️

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 P0779 Mean on 2018 BMW X5?

The P0779 code indicates a malfunction in the transmission control system, which can cause issues with gear shifting and transmission operation.
⚠️

Symptoms

  • • Difficulty shifting gears
  • • slipping or hesitation between gears
  • • transmission warning light on
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Common Causes

  • • Faulty transmission control module
  • • faulty transmission solenoid
  • • clogged transmission filter
  • • low transmission fluid level
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How to Fix P0779 on 2018 BMW X5

1. Check transmission fluid level and top off as needed. 2. Scan for any other trouble codes. 3. Replace faulty transmission solenoid. 4. Clean or replace transmission filter. 5. Update transmission control module software.

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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 fluid Shop ↗

Essential Tool

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OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with P0779

P0777 Sequential Code

P0777: Transmission Control System Malfunction

Medium
P0778 Sequential Code

P0778: Transmission Control System Malfunction

Medium
P0780 Sequential Code

P0780: Transmission Control System Malfunction

Medium
P0781 Sequential Code

P0781: Transmission Control System Malfunction Affecting Gear Shifting

Medium

💡 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