← View Generic C2423 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
C2423: C2423: Brake Pressure Modulator Valve Fault
on 2021 Honda PASSPORT
Fix Cost
$150 - $300
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2021 Honda
PASSPORT
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Important for 2021 Honda PASSPORT Owners
Before starting repairs, verify which engine your 2021 Honda PASSPORT has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does C2423 Mean on 2021 Honda PASSPORT?
The brake pressure modulator valve is malfunctioning, causing uneven brake pressure distribution, which can lead to spongy or soft brake pedal feel.
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Symptoms
- • Spongy brake pedal
- • soft brake pedal
- • uneven brake wear
- • brake fluid leakage
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Common Causes
- • Faulty brake pressure modulator valve
- • clogged brake fluid lines
- • worn-out brake pads or rotors
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How to Fix C2423 on 2021 Honda PASSPORT
1. Inspect brake fluid lines for blockages and clean or replace as needed. 2. Check brake pads and rotors for wear and replace if necessary. 3. Replace the brake pressure modulator valve.
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Need Maintenance Info for Your PASSPORT?
Get oil capacity, filter specs, and torque settings for your specific 2021 Honda PASSPORT.
View 2021 Honda PASSPORT SpecsParts for 2021 Honda PASSPORT
Essential Tool
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Related Diagnostic Codes
Other codes that may appear with C2423
C2421
Sequential Code
Chassis System Code C2421 - Wheel Speed Sensors
High
C2422
Sequential Code
C2422: ABS System Malfunction
Medium
C2424
Sequential Code
C2424: Rear Suspension Strut Friction Bushing Fault
Medium
C2425
Sequential Code
Chassis System Code C2425 - Steering
High
💡 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