P2726: Pressure Control Solenoid 'E' Intermittent
The P2726 code indicates that the transmission control module (TCM) has detected an intermittent electrical fault in the pressure control solenoid 'E' circuit. This solenoid regulates hydraulic pressure for clutch or band application within the automatic transmission. Intermittent issues may be caused by loose wiring, corroded connectors, or a failing solenoid, leading to erratic transmission behavior.
01. Most Common Causes
- Faulty pressure control solenoid 'E'
- Damaged or corroded wiring/connectors in solenoid circuit
- Intermittent open or short in the solenoid circuit
- Low transmission fluid level or contaminated fluid
02. Symptoms You Will Notice
- Check Engine Light illuminated
- Erratic shifting or harsh gear engagement
- Transmission slipping or delayed engagement
- Reduced fuel economy
03. Step-by-Step Diagnosis
Step 1: Scan for codes and record freeze frame data to capture conditions when fault occurred.
Step 2: Inspect transmission fluid level and condition; top off or replace if necessary.
Step 3: Visually check wiring and connectors for damage, corrosion, or loose connections; repair as needed.
Step 4: Test solenoid resistance with a multimeter and compare to manufacturer specifications; replace if out of range.
Step 5: Clear codes and test drive to see if code returns; if intermittent, perform wiggle test on wiring harness.
04. Commonly Affected Makes
05. Frequently Asked Questions
Is it safe to drive with this code?▼
It is not recommended to drive with this code as it can cause erratic shifting and potential transmission damage. Have it diagnosed promptly.
How much does it cost to fix?▼
Repair costs typically range from $150 to $400, depending on whether the solenoid or wiring needs replacement and labor rates.