AutoCodesToyota – P0746 2007 Toyota Camry

P0746 2007 Toyota Camry Code - Pressure Control Solenoid 'A' Performance

Quick Answer

The Pressure Control (PC) Solenoid Valve is an electronic pressure regulator that controls transmission line pressure based on current flow through its coil windings. Common causes include Low transmission fluid level, Dirty transmission fluid, Shift Solenoid Valve SL Remains Closed Or Open. 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
P0746 2007 Toyota Camry indicates Pressure Control Solenoid 'A' Performance.
Common causes
Common causes include Low transmission fluid level, Dirty transmission fluid, Shift Solenoid Valve SL Remains Closed Or Open.
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.
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Code Popularity 14,340
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 28, 2024
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Code P0746 2007 Toyota Camry Description

The Pressure Control (PC) Solenoid Valve is an electronic pressure regulator that controls transmission line pressure based on current flow through its coil windings. As current flow is increased, the magnetic field produced by the coil moves the solenoid’s plunger further away from the exhaust port. Opening the exhaust port decreases the output fluid pressure regulated by the PC solenoid valve, which ultimately decreases line pressure. The line pressure solenoid valve regulates the oil pump discharge pressure to suit the driving condition in response to a signal sent from the Transmission Control Module (TCM). The Diagnostic Trouble Code (DTC) will be set when the gear required by the Engine Control Module (ECM) does not match the actual gear when driving.
OBDII Code P0746 2007 Toyota Camry - Pressure Control Solenoid 'A' Performance - AutoCodes.com
P0746 2007 Toyota Camry Code - Pressure Control Solenoid 'A' Performance

What are the Possible Causes of the DTC P0746 2007 Toyota Camry?

  • Low transmission fluid level
  • Dirty transmission fluid
  • Shift Solenoid Valve SL Remains Closed Or Open
  • Faulty line pressure solenoid valve
  • Line pressure solenoid valve harness is open or shorted
  • Line pressure solenoid valve circuit poor electrical connection

How to Fix the DTC P0746 2007 Toyota Camry?

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 P0746 2007 Toyota Camry 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 P0746 2007 Toyota Camry code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0746 2007 Toyota Camry Code

1. What does the OBDII code P0746 mean on a 2007 Toyota Camry?

P0746 indicates an issue with the Pressure Control Solenoid 'A' in the transmission, where its performance or operation is not within the expected range.

2. What are the common symptoms of code P0746 in a 2007 Toyota Camry?

Symptoms include harsh or delayed shifting, slipping transmission, reduced fuel efficiency, or the vehicle going into limp mode.

3. What causes the P0746 code in a 2007 Toyota Camry?

Common causes include a faulty pressure control solenoid, dirty or low transmission fluid, clogged transmission passages, or internal transmission issues.

4. Can driving with a P0746 code damage my 2007 Toyota Camry?

Yes, prolonged driving with this issue can lead to further transmission damage and more costly repairs.

5. How can I diagnose the P0746 code on my 2007 Toyota Camry?

Diagnosis involves scanning for codes, checking the transmission fluid level and condition, testing the solenoid, and inspecting wiring and connectors.

6. How do I fix the P0746 code on a 2007 Toyota Camry?

Repairs may include replacing the pressure control solenoid, flushing or replacing the transmission fluid, or repairing wiring and connections.

7. Is the P0746 code a common issue on a 2007 Toyota Camry?

While not extremely common, it can occur due to wear and tear on the transmission or lack of proper maintenance.

8. What should I check first when troubleshooting P0746 on my 2007 Toyota Camry?

Start by checking the transmission fluid level and condition, as low or dirty fluid is a frequent cause.

9. How much does it cost to fix the P0746 code on a 2007 Toyota Camry?

Repair costs vary, but replacing the solenoid typically costs $150–$400, while a full transmission repair could be much higher.

10. Can low transmission fluid cause the P0746 code on a 2007 Toyota Camry?

Yes, low or dirty transmission fluid can cause the solenoid to malfunction and trigger the P0746 code.

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