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Code C0044

Quick reference

C0044 at a glance

Plain-language meaning
This code means there's a problem with a sensor that checks how hard you're pressing the brake pedal.
Urgency
Moderate – While the vehicle may still be drivable, braking performance could be compromised.
Difficulty
Moderate
System
Sensor Issue
Tools mentioned
OBD-II scanner, Multimeter, Wrench set

This summary uses the existing diagnostic information shown in full below.

Laymans terms

This code means there's a problem with a sensor that checks how hard you're pressing the brake pedal.

Explanation

The brake pressure sensor monitors the pressure applied to the brake system and sends this data to the vehicle's computer.

Technical description

The C0044 code is triggered when the vehicle's control module detects a malfunction in the brake pressure sensor 'A'. This sensor measures the hydraulic pressure in the brake system to ensure proper braking force is applied.

Symptoms

• ABS warning light on

• Decreased braking performance

• Unusual brake pedal feel

Common Causes

• Faulty brake pressure sensor

• Damaged wiring or connectors

• Faulty ABS module

Glossary

ABS: Anti-lock Braking System

OBD-II: On-Board Diagnostics, Second Generation

Diagnosis steps

• Use an OBD-II scanner to confirm the code.

• Inspect the brake pressure sensor and its wiring for damage.

• Test the brake pressure sensor with a multimeter.

Repair procedures

• Replace the brake pressure sensor if faulty.

• Repair or replace damaged wiring or connectors.

• Replace the ABS module if necessary.

Tools required

• OBD-II scanner

• Multimeter

• Wrench set

Estimated repair cost

$150 - $400

Difficulty level

Moderate

Commonly affected vehicles

• Chevrolet Silverado

• Ford F-150

• Toyota Camry

Preventive measures

• Regularly inspect brake system components.

• Ensure brake fluid is at the correct level.

• Perform routine vehicle maintenance.

Error code type

Sensor Issue

User experience recommendations

• Do not ignore the ABS warning light.

• Have brakes checked by a professional if unsure.

• Avoid hard braking until the issue is resolved.

Warranty information

Check with the vehicle manufacturer for specific warranty coverage on brake components.

Historical data

The C0044 code has been associated with various models that use advanced braking systems, particularly those with ABS.

Urgency level

Moderate – While the vehicle may still be drivable, braking performance could be compromised.

Testing conditions

• Vehicle on a level surface

• Engine off and cool

Component location

The brake pressure sensor is typically located near the brake master cylinder or integrated into the ABS module.

FAQs

Q: Can I drive with a C0044 code?
A: It's not recommended as it may affect your braking performance. Have it checked as soon as possible.

Q: How do I reset the ABS light after fixing the issue?
A: Use an OBD-II scanner to clear the code after repairs are completed.

Optional diagnostic gear

Tools that may help diagnose C0044

FOXWELL Multi-System Scanner diagnostic tool illustration

Pro · Four-system diagnostics

FOXWELL Multi-System Scanner

A handheld scanner aimed at engine, transmission, ABS, and airbag diagnostic work.

Chassis and ABS faults usually need a scanner that can read brake-system data directly.

View on Amazon
EPAuto 1/2" Torque Wrench diagnostic tool illustration

Universal · Torque wrench

EPAuto 1/2" Torque Wrench

Useful when reassembly torque matters for wheel, suspension, and under-hood fasteners.

Useful when wheel, hub, or suspension hardware needs correct reassembly torque.

View on Amazon
MaxxHaul Vehicle Ramps diagnostic tool illustration

Universal · Drive-on ramps

MaxxHaul Vehicle Ramps

Helpful for safer access underneath the vehicle during exhaust, EVAP, and underbody inspection work.

Helpful for safer access during underbody inspection work.

View on Amazon

These are optional diagnostic tools, not guaranteed fixes. As an Amazon Associate I earn from qualifying purchases.

Source: ezOBD2 diagnostic database
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