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P0617 OBD2: Starter Relay Circuit High

P0617 OBD2: Starter Relay Circuit High

The P0617 code is an OBD-II trouble code that indicates a problem with the starter relay circuit. This code is triggered when the engine control module (ECM) detects that the starter relay is not functioning correctly, which can prevent the engine from starting.

What Does the P0617 Code Mean?

The P0617 code signifies that there is an issue in the starter relay circuit, specifically that the voltage from the battery to the starter is too high or not functioning as expected when the ignition is in the start position. This malfunction can lead to the engine not cranking, resulting in a no-start condition.

What Causes the P0617 Code?

Several factors can trigger the P0617 code, including:

  • Powertrain Control Module (PCM) failure
  • Starter failure
  • Starter relay failure
  • Wiring issues within the starter circuit

What Are the Symptoms of the P0617 Code?

Common symptoms associated with the P0617 code include:

  • The engine may not start
  • Unusual clicking noises when attempting to start the engine
  • Dashboard warning lights may illuminate

How Serious Is the P0617 Code?

The P0617 code is considered urgent. It indicates a significant malfunction that can lead to serious damage to your vehicle or pose safety risks to the driver and passengers. Immediate attention is recommended to diagnose and resolve the issue.

How to Diagnose the P0617 Code

To properly diagnose the P0617 code, follow these steps:

  1. Use an OBD-II scanner to confirm the presence of the P0617 code and check for any additional trouble codes.
  2. Inspect the starter relay and associated wiring for any visible signs of damage or corrosion.
  3. Test the starter relay for proper operation using a multimeter.
  4. Check the PCM for any faults or failures that could be causing the issue.
  5. Conduct a thorough inspection of the starter and its connections.

Common Repairs for the P0617 Code

Common repairs for addressing the P0617 code include:

  • Replacing the faulty starter relay
  • Repairing or replacing damaged wiring or connectors
  • Replacing a faulty starter
  • Repairing or replacing the PCM if it is determined to be defective

How Much Does It Cost to Fix the P0617 Code?

The cost to fix the P0617 code can vary widely based on the specific cause of the issue, ranging from $100 to $500 or more. This includes parts and labor for repairs such as replacing the starter relay, fixing wiring, or replacing the starter or PCM.

Can I Fix the P0617 Code Myself?

While some aspects of diagnosing and repairing the P0617 code can be done by a knowledgeable DIYer, it is important to have a good understanding of automotive electrical systems. If you are not confident in your skills, it is advisable to seek professional assistance to ensure the issue is resolved correctly and safely.

About JC Landry

JC is the Senior Editor at eManualOnline.com, GarageSpot.com, and Drive-My.com, as well as the Webmaster of TheMechanicDoctor.com, only to name a few. He's been a certified Master Mechanic for 15 years, working for various car dealers and specialized repair shops before turning towards blogging about cars and EVs in the hope of helping the next generation of automotive technicians. He also loves cats, Johnny Cash and Subarus.

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