← View Generic P1042 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2018 BMW X5

P1042: P1042: Fuel Pressure Regulator Control Circuit Low

on 2018 BMW X5

Fix Cost

$100 - $500

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 P1042 Mean on 2018 BMW X5?

The fuel pressure regulator control circuit is low, indicating a problem with the fuel pressure regulator or its circuit. This code is specific to Ford vehicles.

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Symptoms

• Poor engine performance
• rough idle
• decreased fuel efficiency
• and possible stalling

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Common Causes

• Faulty fuel pressure regulator
• clogged fuel filter
• low fuel pressure
• or electrical issues in the regulator circuit

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How to Fix P1042 on 2018 BMW X5

Check and clean the fuel filter, inspect and replace the fuel pressure regulator if necessary, and test the regulator circuit for any issues

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Need Maintenance Info for Your X5?

Get oil capacity, filter specs, and torque settings for your specific 2018 BMW X5.

View 2018 BMW X5 Specs

Parts for 2018 BMW X5

Fuel pressure regulator Shop ↗ Fuel filter Shop ↗

Essential Tool

Must Have

OBD2 Scanner

Read & clear codes on your 2018 BMW X5

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Related Diagnostic Codes

Other codes that may appear with P1042

P1040 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