← View Generic B1315 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B1315: B1315: Power Window Circuit Malfunction
on 2021 Honda PASSPORT
Fix Cost
$100 - $500
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 B1315 Mean on 2021 Honda PASSPORT?
The power window circuit has malfunctioned, preventing the windows from functioning properly. This code is typically set when the window regulator or motor is faulty.
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Symptoms
- • Windows won't move
- • stuck or slow movement
- • unusual noises while moving
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Common Causes
- • Faulty window regulator
- • faulty window motor
- • wiring issues
- • blown fuse
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How to Fix B1315 on 2021 Honda PASSPORT
1. Check and replace blown fuse. 2. Inspect and clean wiring harness. 3. Replace faulty window regulator or motor.
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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 B1315
B1313
Sequential Code
B1313: Climate Control Actuator Malfunction
Medium
B1314
Sequential Code
B1314: Door Locks Actuator Malfunction
Medium
B1316
Sequential Code
B1316: Seat Switch Circuit Malfunction
Medium
B1317
Sequential Code
B1317: Exterior Lighting 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