P1764 Infiniti Code - Direct Clutch Solenoid Valve Function
Quick Answer
The Direct Clutch Solenoid Valve is controlled by the Transmission Control Module (TCM) in response to signals sent from the Park & Neutral Position (PNP) Switch, Vehicle Speed Sensor (VSS), and Accelerator Pedal Position (APP) Sensor (Throttle Position Sensor). Common causes include Faulty Direct Clutch Solenoid Valve, Direct Clutch Solenoid Valve harness is open or shorted, Direct Clutch Solenoid Valve circuit poor electrical connection. 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
- P1764 Infiniti indicates Direct Clutch Solenoid Valve Function.
- Common causes
- Common causes include Faulty Direct Clutch Solenoid Valve, Direct Clutch Solenoid Valve harness is open or shorted, Direct Clutch Solenoid Valve circuit poor electrical connection.
- 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 P1764 Infiniti Description
What are the Possible Causes of the DTC P1764 Infiniti?
- Faulty Direct Clutch Solenoid Valve
- Direct Clutch Solenoid Valve harness is open or shorted
- Direct Clutch Solenoid Valve circuit poor electrical connection
- Faulty Transmission Valve Body
How to Fix the DTC P1764 Infiniti?
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
2003-2010 Infiniti RE5R05A Transmission Factory Service Bulletin OBDII Code P1764
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1764 Infiniti 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.
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Information for Specific Infiniti Models
- P1764 2003 Infiniti G35 — Direct Clutch Solenoid Valve Function
- P1764 2004 Infiniti G35 — Direct Clutch Solenoid Valve Function
- P1764 2005 Infiniti G35 — Direct Clutch Solenoid Valve Function
- P1764 2006 Infiniti G35 — Direct Clutch Solenoid Valve Function
Frequently Asked Questions about P1764 Infiniti Code
1. What does the OBDII code P1764 mean on an Infiniti?
P1764 indicates an issue with the direct clutch solenoid valve function in the transmission, which may affect how the vehicle shifts gears.
2. What are the common symptoms of the P1764 code on an Infiniti?
Symptoms include harsh or delayed shifting, gear slippage, failure to engage certain gears, and sometimes the illumination of the check engine light.
3. What causes the P1764 code to appear on an Infiniti?
Common causes include a faulty direct clutch solenoid valve, damaged wiring or connectors, low or dirty transmission fluid, or internal transmission issues.
4. Can dirty transmission fluid cause the P1764 code on an Infiniti?
Yes, dirty or contaminated transmission fluid can affect solenoid valve performance and trigger the P1764 code.
5. How is the P1764 code diagnosed?
Diagnosis involves scanning for codes, inspecting the direct clutch solenoid valve, checking the wiring and connectors for damage, and testing the transmission fluid condition and level.
6. Can I drive my Infiniti with the P1764 code?
Driving with the P1764 code is not recommended, as it can lead to further transmission damage and potential safety issues.
7. How do you fix the P1764 code on an Infiniti?
Repairs may involve replacing the direct clutch solenoid valve, repairing damaged wiring, flushing and replacing transmission fluid, or addressing internal transmission problems.
8. How much does it cost to fix the P1764 code on an Infiniti?
Repair costs can vary; solenoid replacement may cost $200-$500, while transmission repairs or replacements can be more expensive, depending on the severity.
9. Can a software update fix the P1764 code on an Infiniti?
In some cases, a transmission control module (TCM) software update may resolve the issue if the problem is software-related.
10. What happens if the P1764 code is ignored on an Infiniti?
Ignoring the code can result in worsening transmission issues, reduced fuel efficiency, poor drivability, and potentially expensive repairs.
Discuss the causes and fixes for P1764 Infiniti OBDII Code
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