When it comes to identifying the cause of Toyota’s P0758 code, it is important to understand the underlying components and conditions that can cause this particular error code. This code is associated with the Shift Solenoid 2 or ‘B’ (SS2/SSB) control circuit voltage, which can be caused by a variety of issues. It is important to take the necessary precautions and steps to ensure that the problem is correctly identified and fixed. To do this, it is essential to understand the potential causes and potential solutions for the Toyota P0758 code.
Causes and Solutions for the Toyota P0758 Code
| Cause | Solution |
|---|---|
| SS2/SSB control circuit is open or shorted to ground | Check the SS2/SSB control circuit wiring for any breaks or corrosion and repair as necessary. |
| SS2/SSB control circuit is shorted to system power (B+) | Replace the SS2/SSB control circuit fuse with a new one. |
| SS2/SSB is damaged or has failed (an electrical fault) | Check the wiring and sensors for damage and replace as necessary. |
| PCM has failed | Replace the PCM with a new one. |
Open or Shorted to Ground
The Toyota P0758 code is primarily caused by an open or a shorted to ground SS2/SSB control circuit. This circuit can become damaged due to corrosion or breaks in the wiring, which can result in the code being triggered. To fix this issue, it is necessary to check the SS2/SSB control circuit wiring and repair any breaks or corrosion that may be present.
Shorted to System Power (B+)
Another potential cause of the Toyota P0758 code is a shorted to system power (B+) SS2/SSB control circuit. This can be caused by a faulty fuse or other electrical issue, and can be remedied by replacing the SS2/SSB control circuit fuse with a new one.
Damaged or Failed (Electrical Fault)
The Toyota P0758 code can also be caused by a damaged or failed SS2/SSB, which can be caused by an electrical fault in the wiring or sensors. To fix this issue, it is necessary to check the wiring and sensors for any damage and replace them as necessary.
PCM Has Failed
The last potential cause of the Toyota P0758 code is a failed PCM. This can be remedied by replacing the PCM with a new one.
Conclusion
The Toyota P0758 code is a common error code that can be caused by a variety of issues, including an open or shorted to ground SS2/SSB control circuit, a shorted to system power (B+) SS2/SSB control circuit, a damaged or failed SS2/SSB, and a failed PCM. It is important to take the necessary precautions and steps to identify and fix the issue, as it can lead to further problems if left unresolved. Toyota owners should be aware of the causes and solutions for the P0758 code and take the necessary steps to prevent any further damage.
https://www.youtube.com/watch?v=x05VuXp6sro