← View Generic B1493 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B1493: B1493: Body System Code - 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 B1493 Mean on 2021 Honda PASSPORT?
This code indicates a malfunction in the exterior lighting system, such as the headlights, taillights, or turn signals.
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Symptoms
- • Dim or inoperative exterior lights
- • warning lights on the dashboard
- • or unusual behavior of the lighting system.
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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 B1493 on 2021 Honda PASSPORT
1. Check and replace faulty bulbs. 2. Inspect and repair or replace wiring as needed. 3. Update the body control module software 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.
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Related Diagnostic Codes
Other codes that may appear with B1493
B1491
Sequential Code
B1491: Power Window Circuit Malfunction
Medium
B1492
Sequential Code
B1492: Seat Position Sensor Circuit Malfunction
Medium
B1494
Sequential Code
B1494: Immobilizer System Malfunction
High
B1495
Sequential Code
B1495: 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