← View Generic B0845 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B0845: B0845: Illumination 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

⚠️

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 B0845 Mean on 2021 Honda PASSPORT?

This code indicates a problem with the vehicle's lighting system, such as a faulty headlight, taillight, or brake light.

⚠️

Symptoms

• Dim or non-functioning headlights
• taillights
• or brake lights
• or a warning light on the dashboard.

🔍

Common Causes

• Faulty headlight or taillight bulb
• wiring issue
• or a problem with the body control module.

🛠️

How to Fix B0845 on 2021 Honda PASSPORT

1. Check the headlight or taillight bulb and replace if necessary. 2. Inspect the wiring harness for damage or corrosion and repair if necessary. 3. Check the body control module for any fault codes and clear or replace if necessary.

🔧

Need Maintenance Info for Your PASSPORT?

Get oil capacity, filter specs, and torque settings for your specific 2021 Honda PASSPORT.

View 2021 Honda PASSPORT Specs

Parts for 2021 Honda PASSPORT

headlight or taillight bulb Shop ↗ wiring harness Shop ↗ body control module Shop ↗

Essential Tool

Must Have

OBD2 Scanner

Read & clear codes on your 2021 Honda PASSPORT

Shop Scanners ↗

🔗

Related Diagnostic Codes

Other codes that may appear with B0845

B0843 Sequential Code

💡 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