← View Generic P0855 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2014 Nissan SENTRA

P0855: P0855: Transmission Control Module (TCM) Range/Performance Issue

on 2014 Nissan SENTRA

Fix Cost

$200 - $800

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 P0855 Mean on 2014 Nissan SENTRA?

The Transmission Control Module (TCM) has detected an issue with the transmission's range and performance, possibly due to a faulty sensor or wiring problem.

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Symptoms

• Transmission slips
• hesitates
• or refuses to engage gears
• unusual noises
• or the 'check engine' light comes on.

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Common Causes

• Faulty transmission range sensor
• wiring issues
• TCM software glitch
• or transmission fluid leak.

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How to Fix P0855 on 2014 Nissan SENTRA

1. Clear the code and monitor the vehicle's behavior. If the issue persists, replace the transmission range sensor. 2. Inspect and repair any wiring damage. 3. Update the TCM software if necessary. 4. Check and top off transmission fluid levels.

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Parts for 2014 Nissan SENTRA

Transmission range sensor Shop ↗ Wiring harness Shop ↗

Essential Tool

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Related Diagnostic Codes

Other codes that may appear with P0855

P0853 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