← View Generic B1389 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B1389: B1389: Body System Code - 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 B1389 Mean on 2021 Honda PASSPORT?
This code indicates a malfunction in the vehicle's lighting system, such as a faulty headlight, taillight, or turn signal.
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Symptoms
- • Dim or inoperative headlights
- • taillights
- • or turn signals
- • or a combination of these.
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Common Causes
- • Faulty headlight or taillight bulb
- • wiring issue
- • or a problem with the headlight or taillight switch.
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How to Fix B1389 on 2021 Honda PASSPORT
1. Check and replace the headlight or taillight bulb if necessary. 2. Inspect and repair any damaged wiring. 3. Test the headlight or taillight switch and replace if faulty.
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Need Maintenance Info for Your PASSPORT?
Get oil capacity, filter specs, and torque settings for your specific 2021 Honda PASSPORT.
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Essential Tool
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Related Diagnostic Codes
Other codes that may appear with B1389
B1387
Sequential Code
B1387: Power Window Regulator Malfunction
Medium
B1388
Sequential Code
B1388: Seat Switch Circuit Malfunction
Medium
B1390
Sequential Code
B1390: Body Control Module (BCM) Security System Malfunction
Medium
B1391
Sequential Code
B1391: Audio System 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