← View Generic C1737 Guide
Severity: Medium
🚗
Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
C1737: C1737: 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
⚠️
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 C1737 Mean on 2021 Honda PASSPORT?
The brake system pressure sensor circuit has malfunctioned, indicating a problem with the brake system's ability to regulate pressure.
⚠️
Symptoms
- • Brake pedal feels spongy
- • brake light on dashboard
- • unusual brake noise
- • reduced braking performance
🔍
Common Causes
- • Faulty brake pressure sensor
- • faulty wiring
- • brake fluid leak
- • air in brake system
🛠️
How to Fix C1737 on 2021 Honda PASSPORT
1. Check brake fluid level and top off if necessary. 2. Inspect brake lines for leaks. 3. Replace brake pressure sensor if faulty. 4. Check wiring for damage or corrosion.
🔧
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
🔗
Related Diagnostic Codes
Other codes that may appear with C1737
C1735
Sequential Code
C1735: Wheel Speed Sensor Malfunction
Medium
C1736
Sequential Code
C1736: ABS System Malfunction
Medium
C1738
Sequential Code
C1738: Rear Suspension Control Module (RSCM) Fault
Medium
C1739
Sequential Code
C1739: Steering Column Position Sensor Circuit Malfunction
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