[SOLVED] P0957 Code: Fix Auto Shift Manual Mode Circuit Low In 5 Steps!

The automobile fault code P0957 indicates a problem with the Auto Shift Manual Switch.

When this fault occurs, the Engine Light or Service Engine Soon Warning Light will turn on. The cause of this issue could be a faulty switch, an open or shorted harness, or a poor electrical connection in the switch circuit. To fix this problem, 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 issue is estimated to be around 1.0 hour. It is important to address this fault code promptly to prevent further damage to your vehicle.

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

When the engine light is on or the service engine soon warning light is illuminated, it could be a sign of the p0957 fault code.

  • The symptoms of the automobile fault code P0957 include the Engine Light being ON or the Service Engine Soon Warning Light being illuminated.

The automobile fault code p0957 can be caused by a faulty Auto Shift Manual Switch, an open or shorted harness, or a poor electrical connection in the circuit.

  • The fault code p0957 can be caused by a faulty Auto Shift Manual Switch.
  • It can also be caused by an open or shorted harness of the Auto Shift Manual Switch.
  • Additionally, a poor electrical connection in the Auto Shift Manual Switch circuit can also trigger this fault code.

To fix the automobile fault code p0957, start by visually inspecting the wiring harness, connectors, and components for any damage or corrosion.

  • To fix the automobile fault code p0957, start by checking the possible causes mentioned above.
  • Then, visually inspect the wiring harness and connectors related to the issue.
  • Look for any damaged components and check for broken, bent, pushed out, or corroded connector pins.
  • The estimated repair time for this fix is 1.0 hour.

The factors influencing the diagnosis and fixing cost of the automobile fault code p0957 are the estimated repair time of 1.0 hour and the average hourly rate charged by auto repair shops, which ranges between $75 and $150.

The P0957 fault code refers to the Auto Shift Manual Mode Circuit being detected as low by the Transmission Control Module (TCM).

The TCM constantly monitors the signal from the Auto Shift Manual Switch to ensure it meets the factory specifications.

When the signal is found to be lower than expected, the TCM sets the P0957 code. This code indicates a potential issue with the circuit responsible for controlling the auto shift manual mode. It is important to address this issue promptly to ensure proper functioning of the transmission system.

What are the possible causes for the engine light being on or the service engine soon warning light being illuminated with the fault code p0957?

If you see the engine light or the service engine soon warning light illuminated with the fault code p0957, it could be due to a faulty Auto Shift Manual Switch, an open or shorted harness, or a poor electrical connection in the Auto Shift Manual Switch circuit. To fix this issue, visually inspect the wiring harness and connectors, checking for any damage or broken, bent, pushed out, or corroded pins in the connectors. Make sure to address any issues found during the inspection.

How can I visually inspect the wiring harness and connectors to determine if they are causing the fault code p0957?

To visually inspect the wiring harness and connectors for fault code P0957, start by checking for the symptom of the engine light being on. The cause could be a faulty Auto Shift Manual Switch or an open or shorted harness. To fix this issue, visually inspect the wiring harness and connectors for any damaged components. Look for broken, bent, pushed out, or corroded pins on the connectors. This will help determine if the wiring harness and connectors are causing the fault code.

What should I look for when checking for damaged components and examining the connector’s pins to fix the fault code p0957?

When troubleshooting the fault code p0957, start by checking for the following: visually inspect the wiring harness and connectors, looking for any signs of damage. Pay close attention to the connector’s pins, checking for any that are broken, bent, pushed out, or corroded. These issues can cause a poor electrical connection and lead to the engine light being on. By examining these components and addressing any damage or poor connections, you can effectively fix the issue.

p0957 error fault code explained

If you’re seeing the Engine Light ON or the Service Engine Soon Warning Light, the issue could be a faulty Auto Shift Manual Switch or a problem with the wiring harness or connectors.

To fix it, visually inspect the wiring and connectors for any damage, and check for broken or corroded pins.

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