AutoCodes – Generic – P3179

P3179 Code - Warning Lamp Illuminate Request Due to Motor System Error

Quick Answer

The Diagnostic Trouble Code (DTC) will be set when the Hybrid Powertrain Control Module (HPCM) detects a self-diagnosis signal from the traction motor inverter, requesting the illumination of the warning lamp. Common causes include Faulty Traction Motor Inverter, Traction Motor Inverter harness is open or shorted, Traction Motor Inverter circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P3179 indicates Warning Lamp Illuminate Request Due to Motor System Error.
Common causes: Common causes include Faulty Traction Motor Inverter, Traction Motor Inverter harness is open or shorted, Traction Motor Inverter circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 355

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 09, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P3179 Description

OBDII Code P3179 - Warning Lamp Illuminate Request Due to Motor System Error - AutoCodes.com — P3179 Code - Warning Lamp Illuminate Request Due to Motor System Error

What does this mean?

What are the Possible Causes of the DTC P3179?

Faulty Traction Motor Inverter
Traction Motor Inverter harness is open or shorted
Traction Motor Inverter circuit poor electrical connection

How to Fix the DTC P3179?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P3179 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P3179 code?

Need more information on how to fix the P3179 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P3179 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P3179 Infiniti — Warning Lamp Illuminate Request Due to Motor System Error
P3179 Nissan — Warning Lamp Illuminate Request Due to Motor System Error

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.