← View Generic B1277 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B1277: B1277: Exterior Lighting Malfunction
on 2021 Honda PASSPORT
Fix Cost
$50 - $200
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
✅ Yes
Save money
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 B1277 Mean on 2021 Honda PASSPORT?
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
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Symptoms
- • Dim or inoperative exterior lights
- • warning lights on dashboard
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Common Causes
- • Faulty headlight or taillight bulb
- • wiring issue
- • or malfunctioning lighting control module
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How to Fix B1277 on 2021 Honda PASSPORT
1. Check and replace faulty bulb(s), 2. Inspect and repair wiring damage, 3. Update or replace lighting control module if necessary
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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 B1277
B1275
Sequential Code
B1275: Power Window Circuit Malfunction
Medium
B1276
Sequential Code
B1276: Seat Position Sensor Circuit Malfunction
Medium
B1278
Sequential Code
B1278: Immobilizer System Malfunction
Medium
B1279
Sequential Code
B1279: Audio System 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