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Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B3305: B3305: Climate Control Temperature Sensor Malfunction
on 2021 Honda PASSPORT
Fix Cost
$50 - $150
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 B3305 Mean on 2021 Honda PASSPORT?
The B3305 code indicates a malfunction in the climate control temperature sensor, which regulates the temperature in the vehicle's cabin.
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Symptoms
- • Inconsistent cabin temperature
- • temperature display not accurate
- • air blowing at incorrect temperature.
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Common Causes
- • Faulty temperature sensor
- • wiring issue
- • climate control module malfunction.
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How to Fix B3305 on 2021 Honda PASSPORT
1. Disconnect the battery to reset the climate control module. 2. Check and clean the temperature sensor. 3. Replace the temperature sensor if faulty. 4. Check and repair any wiring issues.
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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 B3305
B3303
Sequential Code
B3303: Audio System Malfunction
Medium
B3304
Sequential Code
B3304: Airbag System Fault
High
B3306
Sequential Code
B3306: Door Locks Actuator Malfunction
Medium
B3307
Sequential Code
B3307: Power Window Circuit 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