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Engine-Codes – Generic – P1042

P1042 Code - Implausible Data From Cylinder 2 Oil Supply Solenoid Valve Received

Quick Answer

The diagnostic trouble code P1042 indicates that the Engine Control Module (ECM) has detected implausible data from the cylinder 2 oil supply solenoid valve. Common causes include Faulty cylinder 2 oil supply solenoid valve, Wiring issues or electrical connection problems, ECM software malfunction. 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
P1042 indicates Implausible Data From Cylinder 2 Oil Supply Solenoid Valve Received.
Common causes
Common causes include Faulty cylinder 2 oil supply solenoid valve, Wiring issues or electrical connection problems, ECM software malfunction.
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 07, 2024
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Code P1042 Description

The diagnostic trouble code P1042 indicates that the Engine Control Module (ECM) has detected implausible data from the cylinder 2 oil supply solenoid valve. The oil supply solenoid valve is responsible for controlling the flow of oil to the cylinder 2 in the engine. When the ECM receives data that is outside of the expected parameters from this solenoid valve, it triggers the P1042 code.

OBDII Code P1042 - Implausible Data From Cylinder 2 Oil Supply Solenoid Valve Received
P1042 Code - Implausible Data From Cylinder 2 Oil Supply Solenoid Valve Received

Common Causes of P1042

  1. Faulty cylinder 2 oil supply solenoid valve
  2. Wiring issues or electrical connection problems
  3. ECM software malfunction
  4. Low engine oil level
  5. Engine overheating

Symptoms of P1042

  1. Engine misfires
  2. Rough idling
  3. Reduced engine performance
  4. Increased fuel consumption
  5. Illumination of the Check Engine Light

How to Fix P1042

  1. Diagnose the issue by using a scan tool to retrieve the trouble codes and inspecting the cylinder 2 oil supply solenoid valve for any visible damage or defects.
  2. Test the solenoid valve's functionality by applying voltage to it and checking for proper operation.
  3. Replace the faulty cylinder 2 oil supply solenoid valve if it is found to be defective.
  4. Check and repair any wiring or electrical connection issues related to the solenoid valve.
  5. Clear the trouble codes from the ECM and perform a test drive to ensure the issue has been resolved.

Cost to Fix P1042

The typical repair costs for addressing the P1042 code can range from $150 to $400, including parts and labor. However, the specific 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's advisable to check local rates for a more precise estimate. Keep in mind that rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less.

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Code P1042 Information for Specific Makes

  • P1042 Audi — Injector 2 Supply Voltage Circuit Malfunction
  • P1042 Chrysler — Implausible Data From Cylinder 2 Oil Supply Solenoid Valve Received
  • P1042 Dodge — Implausible Data From Cylinder 2 Oil Supply Solenoid Valve Received
  • P1042 Fiat — Implausible Data From Cylinder 2 Oil Supply Solenoid Valve Received
  • P1042 Jeep — Implausible Data From Cylinder 2 Oil Supply Solenoid Valve Received
  • P1042 Saab — Injector 4 High Output
  • P1042 Volkswagen — Injector 2 Supply Voltage Circuit Malfunction
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 P1042 Code

1. What are the common symptoms of OBDII code P1042?

- Common symptoms include engine misfires, rough idling, loss of power, and possibly an illuminated Check Engine light.

2. What does OBDII code P1042 "Implausible Data From Cylinder 2 Oil Supply Solenoid Valve Received" mean?

- This code indicates that the engine control module has detected a discrepancy in the data received from the Cylinder 2 oil supply solenoid valve.

3. What are some possible causes of OBDII code P1042?

- Possible causes include a faulty oil supply solenoid valve, wiring issues, poor electrical connections, or a malfunctioning engine control module.

4. How can I diagnose the cause of OBDII code P1042?

- Diagnosis typically involves checking the oil supply solenoid valve's operation, inspecting wiring and connections for damage, and using a diagnostic scanner to read live data and confirm the issue.

5. Can driving with OBDII code P1042 cause further damage to the vehicle?

- Continuing to drive with this code may lead to engine performance issues and potentially cause damage to other engine components, so it is recommended to address the issue promptly.

6. Is it safe to ignore OBDII code P1042 and continue driving the vehicle?

- Ignoring this code can result in reduced engine performance, decreased fuel efficiency, and potential damage to the engine over time. It is advisable to address the issue as soon as possible.

7. How can OBDII code P1042 be repaired?

- Repair typically involves replacing the faulty oil supply solenoid valve, repairing any damaged wiring or connections, and clearing the code with a diagnostic scanner.

8. Can I repair OBDII code P1042 myself, or should I seek professional help?

- While some DIY enthusiasts may be able to replace the oil supply solenoid valve themselves, it is recommended to consult a professional mechanic for an accurate diagnosis and proper repair.

9. Will resetting the Check Engine light resolve OBDII code P1042?

- Simply resetting the Check Engine light will not fix the underlying issue causing OBDII code P1042. The root cause of the problem must be diagnosed and repaired to prevent the code from reappearing.

10. How can I prevent OBDII code P1042 from occurring in the future?

- To prevent this code from recurring, it is essential to perform regular maintenance on your vehicle, including checking and servicing the oil supply solenoid valves and associated components as recommended by the manufacturer.

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