[SOLVED] P2738 Code: Low Voltage In Transmission Solenoid – Fix Now!

If you’re experiencing an illuminated Engine Light or Service Engine Soon Warning Light, it could be due to the P2738 fault code.

This code is related to the transmission system and can be caused by a variety of issues such as low transmission fluid level, dirty transmission fluid, faulty Transmission Control Solenoid Valve, or a poor electrical connection.

It’s important to address this issue promptly as it can lead to further damage to your vehicle’s transmission. The repair difficulty is moderate, and it’s recommended to visually inspect the related wiring harness and connectors, and check for damaged components. The repair time is estimated at 1.0 hour.

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

If you notice the Engine Light ON (or Service Engine Soon Warning Light), it could be due to the p2738 fault code. Here are the symptoms to look out for:

  • The P2738 fault code in an automobile can cause several symptoms.
  • The most common symptom is the illumination of the engine light or service engine soon warning light.
  • Other symptoms include harsh shifting, transmission slippage, decreased fuel efficiency, and decreased engine performance.
  • Additionally, the vehicle may experience difficulty starting or may stall while driving.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle.

The automobile fault code p2738 can be caused by a variety of factors, including low transmission fluid level and faulty transmission control solenoid valve.

  • The automobile fault code P2738 can be caused by a low transmission fluid level.
  • It can also be caused by dirty transmission fluid.
  • Another cause of this fault code is a faulty Transmission Control Solenoid Valve.
  • The Transmission Control Solenoid Valve harness being open or shorted can also cause this fault code.
  • A poor electrical connection in the Transmission Control Solenoid Valve circuit can also be a cause.
  • Lastly, a faulty Transmission Control Module (TCM) can cause the P2738 fault code.

Below are some possible fixes for the automobile fault code p2738, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code p2738, first, check the possible causes listed above.
  • Then, visually inspect the related wiring harness and connectors.
  • Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The automobile fault code P2738 can be diagnosed and fixed within an estimated repair time of 1.0 hour.

The cost of repair is influenced by the hourly rate charged by the auto repair shop, which typically ranges between $75 and $150 per hour.

Therefore, the total cost of fixing the P2738 fault code will depend on the hourly rate charged by the auto repair shop and the estimated repair time required to fix the issue.

The P2738 code is related to the Transmission Control Solenoid Valve. It indicates that the Control Circuit for Solenoid Valve 6 is experiencing low voltage.

This can cause issues with the transmission line pressure, leading to problems with shifting gears. If left unaddressed, this issue can cause further damage to the transmission system. It is important to have it diagnosed and repaired by a qualified mechanic.

What are the possible causes of the P2738 automobile fault code?

If you’re experiencing the P2738 fault code, your engine light may be on. This could be due to a low transmission fluid level, dirty transmission fluid, a faulty Transmission Control Solenoid Valve, or a poor electrical connection in the Transmission Control Solenoid Valve circuit. To fix the issue, check the possible causes listed above and visually inspect the related wiring harness and connectors for any damage or corrosion.

How can I fix the P2738 automobile fault code?

If you’re experiencing the P2738 fault code, your engine light may be on. This could be due to a low transmission fluid level, dirty transmission fluid, or a faulty Transmission Control Solenoid Valve. To fix this issue, check the possible causes listed above and visually inspect the related wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.

What should I visually inspect to troubleshoot the P2738 automobile fault code?

If you’re experiencing the P2738 automobile fault code, you may notice that your engine light is on. This could be caused by a variety of issues, including low transmission fluid levels, dirty transmission fluid, a faulty Transmission Control Solenoid Valve, or poor electrical connections. To troubleshoot this issue, visually inspect the related wiring harness and connectors, checking for damaged components and broken, bent, pushed out, or corroded connector pins. Be sure to check the “Possible Causes” listed above to determine the best course of action for fixing the issue.

p2738 error fault code explained

If you see the Engine Light ON or Service Engine Soon Warning Light with the P2738 code, check the transmission fluid level and inspect the related wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.

It could be caused by low transmission fluid level, dirty transmission fluid, faulty Transmission Control Solenoid Valve, Transmission Control Solenoid Valve harness is open or shorted, Transmission Control Solenoid Valve circuit poor electrical connection, or faulty Transmission Control Module (TCM).

Scroll to Top