← View Generic C3529 Guide
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
C3529: C3529: Brake System Pressure Sensor Circuit Malfunction
on 2021 Honda PASSPORT
Fix Cost
$100 - $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 C3529 Mean on 2021 Honda PASSPORT?
The brake system pressure sensor circuit has malfunctioned, causing the brake system to malfunction.
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Symptoms
- • Spongy brake pedal
- • low brake fluid level
- • brake warning light on
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Common Causes
- • Faulty brake system pressure sensor
- • faulty wiring harness
- • air in brake system
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How to Fix C3529 on 2021 Honda PASSPORT
1. Check brake fluid level and top off if necessary. 2. Inspect brake system wiring harness for damage or corrosion. 3. Replace faulty brake system pressure sensor.
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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 C3529
C3527
Sequential Code
C3527: Wheel Speed Sensor Malfunction
Medium
C3528
Sequential Code
C3528: ABS System Malfunction
Medium
C3530
Sequential Code
C3530: Rear Suspension Strut Friction Bushing Fault
Medium
C3531
Sequential Code
C3531: Electric Power Steering (EPS) Fault
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