← View Generic B0989 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B0989: B0989: 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 B0989 Mean on 2021 Honda PASSPORT?
This code indicates a problem with the exterior lighting system, such as faulty headlights, taillights, or turn signals.
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Symptoms
- • Dim or inoperative exterior lights
- • warning lights on the dashboard
- • or erratic lighting behavior.
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Common Causes
- • Faulty headlight or taillight bulbs
- • wiring issues
- • or a malfunctioning body control module.
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How to Fix B0989 on 2021 Honda PASSPORT
Check and replace faulty bulbs Inspect and repair wiring issues Update or replace the body 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 B0989
B0987
Sequential Code
B0987: Window Regulator Malfunction
Medium
B0988
Sequential Code
B0988: Seat Switch Circuit Malfunction
Medium
B0990
Sequential Code
B0990: Immobilizer System Malfunction
Medium
B0991
Sequential Code
B0991: 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