← View Generic C2978 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2017 Toyota CAMRY

C2978: C2978: Electric Power Steering (EPS) System Fault

on 2017 Toyota CAMRY

Fix Cost
$200 - $800
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2017 Toyota
CAMRY
⚠️

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 C2978 Mean on 2017 Toyota CAMRY?

The C2978 code indicates a fault in the Electric Power Steering (EPS) system, which may cause the vehicle's steering to become difficult or unresponsive.
⚠️

Symptoms

  • • Difficulty steering
  • • uneven tire wear
  • • vibration while driving
  • • and a warning light on the dashboard.
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Common Causes

  • • Faulty EPS motor
  • • faulty EPS control module
  • • loose or damaged wiring harness
  • • or a malfunctioning steering angle sensor.
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How to Fix C2978 on 2017 Toyota CAMRY

1. Check the EPS motor and control module for any signs of damage or wear. Replace if necessary. 2. Inspect the wiring harness for any signs of damage or wear. Repair or replace if necessary. 3. Check the steering angle sensor for any signs of damage or wear. Replace if necessary. 4. Update the EPS control module software if necessary.

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Parts for 2017 Toyota CAMRY

EPS motor Shop ↗ EPS control module Shop ↗ wiring harness Shop ↗ steering angle sensor Shop ↗

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OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with C2978

C2976 Sequential Code

Chassis System Code C2976 - Brake System

High
C2977 Sequential Code

C2977: Rear Suspension Damper Solenoid Circuit Malfunction

Medium
C2979 Sequential Code

C2979: Electronic Stability Control (ESC) Malfunction

Medium
C2980 Sequential Code

C2980: Traction Control System 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