P0755 2001 Toyota Echo Code - Shift Solenoid Valve Malfunction
Quick Answer
Shift solenoid valve B is turned ON or OFF by the Transmission Control Module (TCM) in response to signals sent from the park/neutral position (PNP) switch, vehicle speed and Engine Control Module (ECM) (throttle opening). Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty shift solenoid 'B' valve. 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
- P0755 2001 Toyota Echo indicates Shift Solenoid Valve Malfunction.
- Common causes
- Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty shift solenoid 'B' valve.
- 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.
Code P0755 2001 Toyota Echo Description
What are the Possible Causes of the DTC P0755 2001 Toyota Echo?
- Low transmission fluid level
- Dirty transmission fluid
- Faulty shift solenoid 'B' valve
- Shift solenoid 'B' valve harness is open or shorted
- Shift solenoid 'B' valve circuit poor electrical connection
How to Fix the DTC P0755 2001 Toyota Echo?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0755 2001 Toyota Echo code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
Need more information about the P0755 2001 Toyota Echo code?
Need more information on how to fix the P0755 2001 Toyota Echo code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P0755 2001 Toyota Echo code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P0755 2001 Toyota Echo Code
1. What is OBDII code P0755 on a 2001 Toyota Echo?
The P0755 code indicates a malfunction in the Shift Solenoid B circuit of the transmission.
2. What are the common symptoms of a Shift Solenoid Valve malfunction in a 2001 Toyota Echo?
Common symptoms include harsh shifting, delayed or erratic shifting, transmission slipping, and the transmission getting stuck in a particular gear.
3. What are the possible causes of the Shift Solenoid Valve malfunction in a 2001 Toyota Echo?
Potential causes include a faulty shift solenoid, damaged wiring or connectors in the circuit, low transmission fluid level, or internal transmission issues.
4. How can I diagnose the Shift Solenoid Valve issue in my 2001 Toyota Echo?
Diagnosis usually involves checking the transmission fluid level and condition, performing a visual inspection of the wiring and connectors, and using a scan tool to monitor the solenoid's operation.
5. Can I continue driving my 2001 Toyota Echo with the P0755 code?
It is not recommended to drive with the P0755 code as it can lead to further transmission damage and unsafe driving conditions.
6. How can I repair the Shift Solenoid Valve issue in my 2001 Toyota Echo?
Repair options may include replacing the faulty shift solenoid, repairing damaged wiring or connectors, ensuring proper transmission fluid levels, or seeking professional help for more complex internal transmission repairs.
7. Are there any preventive maintenance tips to avoid the Shift Solenoid Valve malfunction in a 2001 Toyota Echo?
Regularly checking and changing the transmission fluid at recommended intervals, avoiding aggressive driving habits, and addressing any transmission issues promptly can help prevent solenoid malfunctions.
8. Will resetting the OBDII code P0755 in my 2001 Toyota Echo make the issue go away?
Resetting the code may temporarily clear the warning light, but the underlying issue causing the code will persist and may lead to further problems if not addressed.
9. How much does it typically cost to repair a Shift Solenoid Valve issue in a 2001 Toyota Echo?
The cost of repairs can vary depending on the exact cause of the issue, but it may range from a few hundred dollars for simple fixes to over a thousand dollars for more complex transmission repairs.
10. Can I fix the Shift Solenoid Valve issue in my 2001 Toyota Echo myself, or should I seek professional help?
While some simple repairs like replacing the solenoid or checking the wiring can be done by DIY enthusiasts, more complex transmission repairs may require the expertise of a professional mechanic familiar with Toyota transmissions.
Discuss the causes and fixes for P0755 2001 Toyota Echo OBDII Code
-
The Shift solenoid 'B' valve is inside transmission oil pan, attached to valve body. You have to remove the transmission pan to access the valve body. Shift solenoid 'B' valve is also know as Shift solenoid 2 valve.
Click here to enlarge image -
This information is good to know and will re-enforce my confidence when I replace the Shift solenoid 'B' this weekend. Also, thank you for "Exploded View".
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
