← View Generic P0444 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2018 BMW X5
P0444: Evaporative Emission Control System Purge Control Valve Circuit Open
on 2018 BMW X5
Fix Cost
$20 - $200
Parts & Labor
Difficulty
2/5
30 mins - 2 hours
DIY Possible?
✅ Yes
Save money
Your Vehicle
2018 BMW
X5
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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 P0444 Mean on 2018 BMW X5?
The EVAP purge valve circuit has an open circuit preventing proper valve operation.
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Symptoms
- • Check engine light
- • failed emissions test
- • no purge function
- • possible fuel odor.
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Common Causes
- • Open circuit in wiring to purge valve
- • faulty purge valve
- • blown fuse
- • poor connections.
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How to Fix P0444 on 2018 BMW X5
Repair open circuit in wiring, replace purge valve, check and replace fuses, clean connections.
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Need Maintenance Info for Your X5?
Get oil capacity, filter specs, and torque settings for your specific 2018 BMW X5.
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Related Diagnostic Codes
Other codes that may appear with P0444
P0442
Sequential Code
EVAP System Leak Detected Small Leak
Low
P0443
Sequential Code
Evaporative Emission Control System Purge Control Valve Circuit Malfunction
Medium
P0445
Sequential Code
Evaporative Emission Control System Purge Control Valve Circuit Shorted
Medium
P0446
Sequential Code
Evaporative Emission Control System Vent Control Circuit Malfunction
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