P1715 - Shift Solenoid 2 Inductive Malfunction
The P1715 code indicates a problem with the inductive circuit of shift solenoid 2, which is responsible for controlling hydraulic pressure to engage specific gears in the automatic transmission. This solenoid operates using an inductive coil that generates a magnetic field to move the valve. When the Powertrain Control Module (PCM) detects an electrical fault—such as high resistance, an open circuit, or a short—in the solenoid's inductive circuit, it sets this code. Common causes include a faulty solenoid, damaged wiring, or a poor electrical connection. This issue can lead to harsh shifting, transmission slippage, or limp mode.
1. Symptoms You Will Notice
- Check Engine Light illuminated
- Harsh or erratic shifting
- Transmission stuck in gear or limp mode
- Decreased fuel economy
2. Most Common Causes
- Faulty shift solenoid 2
- Damaged wiring or connector to solenoid
- Low transmission fluid level or dirty fluid
- Internal transmission mechanical failure
3. Step-by-Step Diagnosis
Step 1: Scan for codes and verify P1715 is present.
Step 2: Check transmission fluid level and condition.
Step 3: Inspect wiring and connector at shift solenoid 2 for damage or corrosion.
Step 4: Measure resistance of solenoid 2 (typically 20-40 ohms) and compare to specs.
Step 5: Test solenoid operation with a scan tool or by applying battery voltage.
Step 6: If solenoid and wiring are good, check for internal transmission issues.
4. Frequently Asked Questions
Is it safe to drive with this code?▼
It is not recommended to drive long distances as it can cause transmission damage. You may experience harsh shifting or get stuck in limp mode, which limits speed and drivability.
How much does it cost to fix?▼
Repair costs typically range from $150 to $400, including parts and labor. If the solenoid needs replacement, parts cost $50-$150, and labor adds $100-$250. Additional costs may apply if wiring repairs or transmission service is needed.
5. Commonly Affected Makes
This is a manufacturer-specific code. The exact manufacturer is not confirmed in our current database.