← View Generic B0921 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2014 Nissan SENTRA

B0921: B0921: Climate Control Temperature Sensor Malfunction

on 2014 Nissan SENTRA

Fix Cost

$50 - $150

Parts & Labor

Difficulty

3/5

1-2 hours

DIY Possible?

❌ No

Pro recommended

Your Vehicle

2014 Nissan

SENTRA

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Important for 2014 Nissan SENTRA Owners

Before starting repairs, verify which engine your 2014 Nissan SENTRA has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does B0921 Mean on 2014 Nissan SENTRA?

The B0921 code indicates a malfunction in the climate control temperature sensor, which is responsible for monitoring the temperature of the air entering the vehicle's cabin.

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Symptoms

• Inconsistent air temperature
• poor air circulation
• and/or erratic climate control system behavior.

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Common Causes

• Faulty temperature sensor
• wiring issues
• or a malfunctioning climate control module.

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How to Fix B0921 on 2014 Nissan SENTRA

Disconnect the battery to reset the climate control system. Check the temperature sensor for any signs of damage or corrosion. Replace the temperature sensor if damaged or faulty. Inspect and repair any damaged wiring or connectors.

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Parts for 2014 Nissan SENTRA

Temperature sensor Shop ↗ Wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B0921

B0919 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