P0751 Lexus Code - Shift Solenoid 'A' Performance
Quick Answer
Shift solenoid valve A 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 'A' 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
- P0751 Lexus indicates Shift Solenoid 'A' Performance.
- Common causes
- Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty shift solenoid 'A' 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 P0751 Lexus Description
What are the Possible Causes of the DTC P0751 Lexus?
- Low transmission fluid level
- Dirty transmission fluid
- Faulty shift solenoid 'A' valve
- Shift solenoid 'A' valve harness or connectors
- Shift solenoid 'A' valve circuit is open or shorted
How to Fix the DTC P0751 Lexus?
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.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0751 Lexus 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 P0751 Lexus code?
Need more information on how to fix the P0751 Lexus code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P0751 Lexus code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P0751 Lexus Code
1. What does the OBDII code P0751 mean on a Lexus?
P0751 indicates a performance issue or stuck condition with Shift Solenoid 'A' in the transmission, which controls the flow of transmission fluid for proper gear shifting.
2. What are the common symptoms of the P0751 code in a Lexus?
Symptoms include difficulty shifting gears, slipping transmission, harsh or delayed shifts, poor fuel economy, and potential activation of the Check Engine Light.
3. What causes the P0751 code to appear in a Lexus?
Common causes include a faulty shift solenoid 'A,' low or dirty transmission fluid, a clogged transmission filter, wiring or electrical issues, or internal transmission damage.
4. Can I drive my Lexus with the P0751 code?
Driving with this code is not recommended as it can lead to further transmission damage and unsafe driving conditions due to erratic shifting.
5. How do I fix the P0751 code on my Lexus?
Repairs may include replacing the shift solenoid 'A,' flushing and refilling the transmission fluid, repairing or replacing damaged wiring, or addressing internal transmission issues.
6. How much does it cost to repair the P0751 code on a Lexus?
The cost varies based on the repair needed, ranging from $150–$400 for solenoid replacement to over $1,000 for major transmission repairs.
7. How can I prevent the P0751 code from occurring in my Lexus?
Regular maintenance, including timely transmission fluid changes and inspections, can help prevent solenoid and transmission issues.
8. Is the P0751 code specific to certain Lexus models?
No, the P0751 code can occur in any Lexus equipped with an automatic transmission but may be more common in older models or those with high mileage.
9. Can a dirty transmission filter cause the P0751 code?
Yes, a clogged filter can restrict fluid flow, leading to solenoid performance issues and triggering the P0751 code.
10. Will a transmission fluid flush clear the P0751 code on a Lexus?
If the issue is due to dirty or low fluid, a flush might resolve it. However, if the solenoid or wiring is faulty, further repairs will be needed.
Discuss the causes and fixes for P0751 Lexus OBDII Code
Code P0751 Lexus comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
