This guide is customized for your 2018 BMW X5
P1264: P1264: Fuel Pressure Regulator Control Circuit Low Input
on 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 P1264 Mean on 2018 BMW X5?
Symptoms
- • Poor engine performance
- • rough idle
- • decreased fuel efficiency
- • and a check engine light
Common Causes
- • Faulty fuel pressure regulator
- • wiring issue
- • engine control module problem
- • clogged fuel filter
- • or low fuel pressure
How to Fix P1264 on 2018 BMW X5
Check the fuel pressure regulator for any signs of damage or wear. If it's faulty, replace it with a new one. Check the wiring harness for any signs of damage or corrosion. If the issue persists, check the engine control module for any software updates or reflash the module. Also, check the fuel filter for any blockages or debris.
Need Maintenance Info for Your X5?
Get oil capacity, filter specs, and torque settings for your specific 2018 BMW X5.
View 2018 BMW X5 SpecsParts for 2018 BMW X5
Essential Tool
Related Diagnostic Codes
Other codes that may appear with P1264
P1262: Fuel Pressure Regulator Control Circuit Low Input
P1263: Fuel Injector Control Circuit Malfunction
P1265: Fuel Pressure Regulator Control Circuit Low Input
P1266: Fuel Pressure Regulator Control Circuit Low Input
💡 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