P0850 Saturn Code - Park/Neutral Position Switch Circuit
Quick Answer
The P0850 diagnostic trouble code (DTC) for Saturn vehicles refers to an issue with the Park/Neutral Position (PNP) switch circuit. Common causes include Faulty PNP switch, Wiring or connection issues in the PNP switch circuit, Corrosion or damage to the PNP switch. 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
- P0850 Saturn indicates Park/Neutral Position Switch Circuit.
- Common causes
- Common causes include Faulty PNP switch, Wiring or connection issues in the PNP switch circuit, Corrosion or damage to the PNP switch.
- 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 P0850 Saturn Description
The P0850 diagnostic trouble code (DTC) for Saturn vehicles refers to an issue with the Park/Neutral Position (PNP) switch circuit. The PNP switch, also known as the neutral safety switch, is a crucial component that ensures the vehicle can only be started in Park or Neutral. This switch also plays a role in enabling the backup lights to come on when the vehicle is shifted into Reverse. When the PNP switch circuit malfunctions, it can lead to a variety of issues that affect the vehicle's performance and safety.
Common Causes of P0850 Saturn
- Faulty PNP switch
- Wiring or connection issues in the PNP switch circuit
- Corrosion or damage to the PNP switch
- ECM software or hardware issues
- Faulty transmission range sensor
Symptoms of P0850 Saturn
- Difficulty starting the vehicle
- Intermittent starting issues
- Inability to shift out of Park
- Backup lights not working
- Check Engine Light illuminated
How to Fix P0850 Saturn
- Begin by diagnosing the PNP switch circuit with a scan tool to confirm the P0850 code.
- Inspect the wiring and connections related to the PNP switch for any damage, corrosion, or loose connections. Repair or replace as necessary.
- Test the PNP switch for proper functionality by checking for continuity in Park and Neutral positions.
- If the PNP switch is faulty, replace it with a new one following the manufacturer's recommendations.
- Clear the DTC and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P0850 Saturn
The cost of repairing a PNP switch circuit issue can vary depending on the extent of the problem and the specific components that need to be replaced. On average, the parts for a PNP switch replacement can range from $50 to $150, while labor costs can vary from $100 to $200. Overall, the total repair cost for addressing a P0850 code in a Saturn vehicle may fall between $150 and $350. It is recommended to consult with a certified mechanic or local auto repair shop for a more accurate estimate based on your vehicle's make and model.
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