[SOLVED] P16E8 Code – Ignition Relay Signal Incorrect: How To Fix It

The automobile fault code P16E8 indicates a problem with the Engine Controls Ignition Relay. This can cause the Engine Light to turn on or the Service Engine Soon Warning Light to illuminate. The possible causes include a faulty relay, an open or shorted harness, or a poor electrical connection in the relay circuit.

To fix this issue, you should visually inspect the wiring harness and connectors for any damage.

Look for broken, bent, pushed out, or corroded pins in the connectors. The repair time for this problem is estimated to be around 1.0 hour.

It is important to address this issue promptly to prevent further damage to the engine.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

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When the p16e8 fault code appears, you may notice the Engine Light ON or the Service Engine Soon Warning Light illuminated.

  • The symptoms of the automobile fault code p16e8 include the Engine Light being ON or the Service Engine Soon Warning Light being illuminated.

The automobile fault code p16e8 can be caused by a faulty engine controls ignition relay, an open or shorted harness, or a poor electrical connection in the ignition relay circuit.

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  • The fault code P16E8 can be caused by a faulty engine controls ignition relay, an open or shorted engine controls ignition relay harness, or a poor electrical connection in the engine controls ignition relay circuit.

To fix the automobile fault code p16e8, start by visually inspecting the wiring harness, connectors, and components for any damage or corrosion.

  • To fix the automobile fault code p16e8, follow these steps: 1.
  • Check the possible causes mentioned above.
  • 2.
  • Visually inspect the wiring harness and connectors related to the fault code.
  • 3.
  • Look for any damaged components.
  • 4.
  • Check for broken, bent, pushed out, or corroded pins in the connectors.
  • The estimated repair time for this fix is 1.0 hour.

The factors influencing the cost of diagnosing and fixing the automobile fault code p16e8 are the estimated repair time and the hourly rate charged by auto repair shops. The estimated repair time for this fault code is 1.0 hour. Auto repair shops typically charge between $75 and $150 per hour for their services.

These factors will determine the overall cost of diagnosing and fixing the p16e8 fault code.

The P16E8 fault code is related to the Engine Controls Ignition Relay Signal Message Counter. This code is set when there is an incorrect message counter for the ignition relay signal.

Control modules in the vehicle monitor communication on the serial data circuits, exchanging information and commands. Each module keeps track of transmit and receive error counters, which increase with detected errors and decrease with error-free messages. When the message counter for the ignition relay signal is incorrect, the P16E8 code is triggered.

What are the possible causes for the automobile fault code p16e8?

If you see the engine light or service engine soon warning light on, the fault code P16E8 could be the culprit. This code is often caused by a faulty engine controls ignition relay, an open or shorted harness, or a poor electrical connection in the engine controls ignition relay circuit. To fix this issue, start by visually inspecting the wiring harness and connectors. Look for any damaged components and check for broken, bent, pushed out, or corroded connector pins. Don’t forget to check the possible causes listed above for further troubleshooting.

How can I visually inspect the wiring harness and connectors to fix the issue?

To fix the issue of the Engine Light being ON or the Service Engine Soon Warning Light, start by checking the possible causes mentioned above. Then, visually inspect the wiring harness and connectors associated with the Engine Controls Ignition Relay. Look for any damaged components and check if there are any broken, bent, pushed out, or corroded pins in the connectors. This thorough inspection will help identify and resolve any issues with the wiring harness and connectors.

What should I look for when checking for damaged components or corroded connector pins?

When troubleshooting an engine light or service engine soon warning light, it’s important to check for damaged components and corroded connector pins. These issues can be caused by a faulty engine controls ignition relay, an open or shorted relay harness, or a poor electrical connection in the relay circuit. To fix the problem, visually inspect the wiring harness and connectors, paying close attention to any signs of damage. Look for broken, bent, pushed out, or corroded pins on the connectors.

p16e8 error fault code explained

If your engine light is on and you’re seeing the p16e8 fault code, it could be due to a faulty engine controls ignition relay or issues with the relay harness.

To fix it, visually inspect the wiring harness and connectors for any damage or corrosion.

Check for broken or bent pins as well.

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