← View Generic B0773 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2017 Toyota CAMRY

B0773: B0773: Exterior Lighting Malfunction

on 2017 Toyota CAMRY

Fix Cost
$50 - $200
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
✅ Yes
Save money
Your Vehicle
2017 Toyota
CAMRY
⚠️

Important for 2017 Toyota CAMRY Owners

Before starting repairs, verify which engine your 2017 Toyota CAMRY has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does B0773 Mean on 2017 Toyota CAMRY?

The B0773 code indicates a problem with the exterior lighting system, such as the headlights, taillights, or turn signals. This code is usually set when the vehicle's computer detects a malfunction in the lighting circuit.
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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
  • • blown fuses
  • • wiring issues
  • • or a malfunctioning lighting control module.
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How to Fix B0773 on 2017 Toyota CAMRY

1. Check the exterior lights and replace any blown bulbs. 2. Check the fuses and replace any blown ones. 3. Inspect the wiring and connections for damage or corrosion. 4. Test the lighting control module and replace it if faulty.

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Parts for 2017 Toyota CAMRY

Exterior light bulb Shop ↗ Fuses Shop ↗ Wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B0773

B0771 Sequential Code

B0771: Power Window Relay Circuit Malfunction

Medium
B0772 Sequential Code

B0772: Seat Adjustment Motor Fault

Medium
B0774 Sequential Code

B0774: Immobilizer System Malfunction

Medium
B0775 Sequential Code

B0775: 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