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P1278 Dodge Code - Starter Control Circuit 2 High

Quick Answer

The P1278 code for Dodge vehicles relates to an issue with the starter control circuit 2 being detected as having a high voltage. Common causes include Faulty wiring in the starter control circuit, Malfunctioning starter relay, Defective ignition switch. 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
P1278 Dodge indicates Starter Control Circuit 2 High.
Common causes
Common causes include Faulty wiring in the starter control circuit, Malfunctioning starter relay, Defective ignition switch.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code P1278 Dodge Description

The P1278 code for Dodge vehicles relates to an issue with the starter control circuit 2 being detected as having a high voltage. This means that there is an electrical problem in the circuit that controls the starter motor, which is responsible for starting the engine. The starter control circuit 2 is a crucial component in the starting system, as it regulates the power supply to the starter motor. When this circuit is experiencing high voltage, it can lead to difficulties in starting the vehicle, as well as potential damage to other components in the system.

OBDII Code P1278 Dodge - Starter Control Circuit 2 High
P1278 Dodge Code - Starter Control Circuit 2 High

Common Causes of P1278 Dodge

  1. Faulty wiring in the starter control circuit
  2. Malfunctioning starter relay
  3. Defective ignition switch
  4. Issues with the engine control module
  5. Corrosion or loose connections in the electrical system

Symptoms of P1278 Dodge

  1. Difficulty starting the vehicle
  2. Engine cranks but does not start
  3. Clicking sound when turning the key in the ignition
  4. Intermittent starting issues
  5. Dashboard warning light indicating a starter control circuit problem

How to Fix P1278 Dodge

  1. Conduct a comprehensive diagnostic scan to identify the specific cause of the high voltage in the starter control circuit 2.
  2. Inspect the wiring in the starter control circuit for any signs of damage, corrosion, or loose connections.
  3. Test the starter relay and ignition switch for proper functionality and replace if necessary.
  4. Check the engine control module for any faults or errors and address them accordingly.
  5. Clear the diagnostic trouble codes and test the vehicle to ensure that the issue has been resolved.

Cost to Fix P1278 Dodge

The typical repair costs for addressing a P1278 code related to the starter control circuit 2 high voltage issue can vary depending on the specific cause of the problem and the extent of the repairs needed. In general, the cost for parts and labor for this type of repair could range from $200 to $500. It is important to note that the exact diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It is recommended to consult with a qualified mechanic or service center to obtain a more accurate estimate for the repair.

When is the Code Detected?

The starter motor state is not equal to the desired state

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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.

Frequently Asked Questions about P1278 Dodge Code

1. What are the common symptoms of OBDII code P1278 in a Dodge related to the Starter Control Circuit 2 High?

- Common symptoms include difficulty starting the vehicle, engine stalling, or the engine not starting at all.

2. What are some possible causes of the OBDII code P1278 in a Dodge indicating an issue with the Starter Control Circuit 2 High?

- Possible causes may include a faulty starter relay, damaged wiring or connectors, a malfunctioning ignition switch, or a problem with the engine control module (ECM).

3. How can I diagnose the OBDII code P1278 in my Dodge related to the Starter Control Circuit 2 High?

- Diagnostic steps may involve checking the starter relay, inspecting the wiring for any signs of damage, testing the ignition switch, and scanning the ECM for any related error codes.

4. Can a DIY enthusiast repair the OBDII code P1278 in a Dodge caused by the Starter Control Circuit 2 High issue?

- Depending on the exact cause, DIY repairs may be possible, such as replacing a faulty relay or repairing damaged wiring. However, more complex issues may require professional assistance.

5. Is it safe to continue driving my Dodge with the OBDII code P1278 related to the Starter Control Circuit 2 High?

- It is not recommended to drive the vehicle with this code present, as it may lead to starting issues or engine stalling, potentially leaving you stranded.

6. How much does it typically cost to repair the OBDII code P1278 in a Dodge indicating a problem with the Starter Control Circuit 2 High?

- The repair costs can vary depending on the exact cause of the issue, but it may range from around $100 to $500 or more, including parts and labor.

7. Are there any preventive measures to avoid the OBDII code P1278 in a Dodge related to the Starter Control Circuit 2 High?

- Regular maintenance checks, such as inspecting the starter system components and ensuring proper electrical connections, can help prevent this code from occurring.

8. Can extreme weather conditions affect the occurrence of the OBDII code P1278 in a Dodge linked to the Starter Control Circuit 2 High?

- Yes, extreme temperatures or moisture can potentially exacerbate electrical issues leading to the code, so it's essential to keep the vehicle well-maintained in such conditions.

9. Will resetting the OBDII system clear the P1278 code in a Dodge indicating a problem with the Starter Control Circuit 2 High?

- While resetting the system may temporarily clear the code, it is crucial to diagnose and address the underlying issue causing the code to prevent it from recurring.

10. Is the OBDII code P1278 in a Dodge related to the Starter Control Circuit 2 High a common issue among Dodge vehicles?

- While not as common as some other codes, issues related to the Starter Control Circuit 2 High can occur in Dodge vehicles, particularly in older models or those with high mileage.

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