← View Generic C3979 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

C3979: C3979: Steering Column Position Sensor Circuit Malfunction

on 2021 Honda PASSPORT

Fix Cost
$150 - $300
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2021 Honda
PASSPORT
⚠️

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 C3979 Mean on 2021 Honda PASSPORT?

The power steering column position sensor circuit has malfunctioned, causing the vehicle's computer to set this code. This sensor helps the vehicle's computer determine the correct steering ratio and assist the driver with power steering.
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Symptoms

  • • Steering wheel vibration
  • • uneven tire wear
  • • difficulty steering
  • • and a possible loss of power steering assist.
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Common Causes

  • • Faulty power steering column position sensor
  • • wiring issues
  • • or a problem with the sensor's electrical connection.
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How to Fix C3979 on 2021 Honda PASSPORT

1. Disconnect the battery to reset the computer. 2. Check the wiring and electrical connections to the sensor. 3. Test the sensor with a multimeter to ensure it's functioning properly. 4. Replace the sensor if faulty. 5. Reconnect the battery and clear any trouble codes.

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Parts for 2021 Honda PASSPORT

Power steering column position sensor Shop ↗

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Related Diagnostic Codes

Other codes that may appear with C3979

C3977 Sequential Code

C3977: Brake System Pressure Sensor Circuit Malfunction

Medium
C3978 Sequential Code

C3978: Rear Suspension Control Module (RSCM) Fault

Medium
C3980 Sequential Code

C3980: Electronic Stability Control (ESC) Malfunction

Medium
C3981 Sequential Code

C3981: Traction Control 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