← View Generic B3187 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2017 Toyota CAMRY
B3187: B3187: Power Window Relay Circuit Malfunction
on 2017 Toyota CAMRY
Fix Cost
$50 - $150
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2017 Toyota
CAMRY
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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 B3187 Mean on 2017 Toyota CAMRY?
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
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Symptoms
- • Windows won't roll up or down
- • or do so intermittently
- • with no warning lights on the dashboard.
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Common Causes
- • Faulty power window relay
- • wiring issues
- • or a malfunctioning window switch.
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How to Fix B3187 on 2017 Toyota CAMRY
1. Disconnect the battery to reset the system. 2. Check and clean the window switch and wiring. 3. Replace the power window relay if faulty. 4. Test the window switch and wiring again.
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Need Maintenance Info for Your CAMRY?
Get oil capacity, filter specs, and torque settings for your specific 2017 Toyota CAMRY.
View 2017 Toyota CAMRY SpecsParts for 2017 Toyota CAMRY
Essential Tool
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Related Diagnostic Codes
Other codes that may appear with B3187
B3185
Sequential Code
B3185: Climate Control Actuator Malfunction
Medium
B3186
Sequential Code
B3186: Door Locks Actuator Circuit Malfunction
Medium
B3188
Sequential Code
B3188: Seat Position Sensor Circuit Malfunction
Medium
B3189
Sequential Code
B3189: Turn Signal Lamp 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