← View Generic B1045 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B1045: B1045: Turn Signal or Hazard Light 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 B1045 Mean on 2021 Honda PASSPORT?

This code indicates a problem with the turn signal or hazard light system, which may be due to a faulty switch, bulb, or wiring issue.

⚠️

Symptoms

• Inoperative turn signals
• hazard lights
• or both; sometimes accompanied by a dashboard warning light.

🔍

Common Causes

• Faulty turn signal switch
• burned-out bulbs
• wiring damage
• or a malfunctioning turn signal module.

🛠️

How to Fix B1045 on 2021 Honda PASSPORT

1. Check the turn signal switch for damage or corrosion and replace if necessary. 2. Inspect and replace any burned-out bulbs. 3. Check the wiring for damage and repair or replace as needed. 4. If the issue persists, replace the turn signal module.

🔧

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

Turn signal switch Shop ↗ Bulbs Shop ↗ Wiring harness 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 B1045

B1043 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