Can a bad solenoid cause a bad ECM?
Generally, if you unplug the TCC solenoid at the transmission and the symptoms go away, you have found the problem. Sometimes this can be misleading, because you don’t know for sure if the cause is a bad solenoid, dirt in the valve body, or a bad signal from the ECM.
Is the torque converter lock up solenoid on a 2007 corolla?
The corolla is a 2007 (12/06) w 90k on it. I checked the code – (p0741) was present. I drove car on a highway road test (9.4 miles) to check TCC lock up solenoid operation. All worked perfectly. Checked vin if ECU was a recall candidate; No, it’s not. Checked fluid; on a white rag it left grayish color.
What happens to the solenoid on a torque converter?
When the ECM signal stops, the solenoid closes the valve and pressure is vented, causing the TCC to disengage. This lets the torque converter lock in “gear” or unlock out of “gear.”
Where is the solenoid on a V6 Camry?
On my V6 Camry the solenoid is located on top of the valve body inside the transmission, so you would have to drop the pan and remove the valve body to access it. The solenoid is not cheap either, so I don’t think I am going to spend that much time just to gamble and see if it might fix the issue.
Can a slipping transmission be a solenoid problem?
Do not confuse a slipping transmission with a solenoid problem. You will hear and feel the difference when you try to shift. A slipping transmission will actually shift, but then not produce any power once in gear, whereas a bad solenoid will prevent the shift from occurring in the first place.
What is the diagnostic code for Transmission solenoids?
Diagnostic Trouble Codes. Once the TCM detects a problem in the monitored systems, it sets a diagnostic trouble code that can be retrieved using a scan tool appropriate for the year and make of the vehicle in question. The trouble codes for transmission control components begin at P0700, and the codes specific to the solenoids range…
What causes a car to have a bad solenoid?
Other issues that present like a bad solenoid. Problems that might cause your car to act like it has a bad starter solenoid can include: Bad battery – If the battery voltage is low it will be unable to provide enough power to start your engine. Blown fuse – Sometimes the simplest explanation is the best one.